{"id":29394,"date":"2026-06-11T15:15:05","date_gmt":"2026-06-11T07:15:05","guid":{"rendered":"https:\/\/www.cnspd.com\/?page_id=29394"},"modified":"2026-06-29T16:56:58","modified_gmt":"2026-06-29T08:56:58","slug":"solar-spd-for-pv-systems-dc-solar-surge-protector-manufacturer-leeyee","status":"publish","type":"page","link":"https:\/\/www.cnspd.com\/th\/solar-spd\/","title":{"rendered":"Solar SPD for Photovoltaic Surge Protection"},"content":{"rendered":"<section class=\"l-section wpb_row height_large width_full\"><div class=\"l-section-h i-cf\"><div class=\"g-cols vc_row via_grid cols_1 laptops-cols_inherit tablets-cols_inherit mobiles-cols_1 valign_top type_default stacking_default\"><div class=\"wpb_column vc_column_container\"><div class=\"vc_column-inner\"><div class=\"w-html us_custom_f15df953\"><section id=\"ly-solar-spd-page\">\n  <style>\n    #ly-solar-spd-page {\n      font-family: Arial, Helvetica, sans-serif;\n      color: #1f2937;\n      background: #ffffff;\n      line-height: 1.65;\n    }\n\n    #ly-solar-spd-page * {\n      box-sizing: border-box;\n    }\n\n    #ly-solar-spd-page a {\n      text-decoration: none;\n    }\n\n    .ly-ssp-wrap {\n      max-width: 1180px;\n      margin: 0 auto;\n      padding: 0 20px;\n    }\n\n    .ly-ssp-hero {\n      background:\n        radial-gradient(circle at 82% 14%, rgba(0, 72, 152, .16), transparent 34%),\n        radial-gradient(circle at 8% 80%, rgba(0, 72, 152, .08), transparent 28%),\n        linear-gradient(135deg, #eef6ff 0%, #ffffff 48%, #f7fbff 100%);\n      padding: 74px 0 64px;\n      border-bottom: 1px solid #d9e9f8;\n      overflow: hidden;\n    }\n\n    .ly-ssp-hero-grid {\n      display: grid;\n      grid-template-columns: 1.06fr .94fr;\n      gap: 42px;\n      align-items: center;\n    }\n\n    .ly-ssp-breadcrumb {\n      font-size: 13px;\n      color: #64748b;\n      margin-bottom: 18px;\n    }\n\n    .ly-ssp-breadcrumb a {\n      color: #004898;\n      font-weight: 700;\n    }\n\n    .ly-ssp-badge {\n      display: inline-flex;\n      align-items: center;\n      gap: 8px;\n      background: #e6f0fb;\n      color: #004898;\n      font-size: 14px;\n      font-weight: 800;\n      padding: 7px 14px;\n      border-radius: 999px;\n      margin-bottom: 18px;\n    }\n\n    .ly-ssp-badge span {\n      width: 8px;\n      height: 8px;\n      background: #004898;\n      border-radius: 50%;\n      display: inline-block;\n    }\n\n    .ly-ssp-hero h1 {\n      font-size: 48px;\n      line-height: 1.12;\n      margin: 0 0 18px;\n      color: #0f172a;\n      letter-spacing: -1.2px;\n    }\n\n    .ly-ssp-hero-lead {\n      font-size: 19px;\n      color: #475569;\n      margin: 0 0 18px;\n      max-width: 780px;\n    }\n\n    .ly-ssp-hero-sub {\n      font-size: 16px;\n      color: #334155;\n      margin: 0 0 28px;\n      max-width: 780px;\n    }\n\n    .ly-ssp-btn-row {\n      display: flex;\n      flex-wrap: wrap;\n      gap: 12px;\n      align-items: center;\n    }\n\n    .ly-ssp-btn-primary {\n      display: inline-block;\n      background: #004898;\n      color: #ffffff !important;\n      font-weight: 800;\n      padding: 13px 22px;\n      border-radius: 8px;\n      border: 1px solid #004898;\n      transition: .2s ease;\n    }\n\n    .ly-ssp-btn-primary:hover {\n      background: #003a7a;\n      border-color: #003a7a;\n      color: #ffffff !important;\n    }\n\n    .ly-ssp-btn-secondary {\n      display: inline-block;\n      background: #ffffff;\n      color: #004898 !important;\n      font-weight: 800;\n      padding: 13px 22px;\n      border-radius: 8px;\n      border: 1px solid #004898;\n      transition: .2s ease;\n    }\n\n    .ly-ssp-btn-secondary:hover {\n      background: #eef6ff;\n      color: #004898 !important;\n    }\n\n    .ly-ssp-trust-row {\n      display: flex;\n      flex-wrap: wrap;\n      gap: 10px;\n      margin-top: 22px;\n    }\n\n    .ly-ssp-trust-pill {\n      display: inline-flex;\n      align-items: center;\n      background: #ffffff;\n      border: 1px solid #d9e9f8;\n      color: #334155;\n      font-size: 13px;\n      font-weight: 700;\n      padding: 7px 11px;\n      border-radius: 999px;\n    }\n\n    .ly-ssp-quick-card {\n      background: #ffffff;\n      border: 1px solid #d9e9f8;\n      border-radius: 22px;\n      padding: 28px;\n      box-shadow: 0 24px 60px rgba(15, 23, 42, .10);\n      position: relative;\n    }\n\n    .ly-ssp-quick-card:before {\n      content: \"\";\n      position: absolute;\n      inset: 0 auto auto 0;\n      width: 100%;\n      height: 6px;\n      background: #004898;\n      border-radius: 22px 22px 0 0;\n    }\n\n    .ly-ssp-quick-card h2 {\n      font-size: 23px;\n      margin: 8px 0 14px;\n      color: #004898;\n    }\n\n    .ly-ssp-quick-card p {\n      margin: 0 0 14px;\n      color: #475569;\n      font-size: 15.5px;\n    }\n\n    .ly-ssp-mini-grid {\n      display: grid;\n      grid-template-columns: 1fr 1fr;\n      gap: 12px;\n      margin-top: 18px;\n    }\n\n    .ly-ssp-mini {\n      background: #f7fbff;\n      border: 1px solid #d9e9f8;\n      border-radius: 14px;\n      padding: 15px;\n    }\n\n    .ly-ssp-mini strong {\n      display: block;\n      color: #004898;\n      font-size: 15px;\n      margin-bottom: 5px;\n    }\n\n    .ly-ssp-mini span {\n      display: block;\n      color: #475569;\n      font-size: 13.5px;\n      line-height: 1.55;\n    }\n\n    .ly-ssp-section {\n      padding: 68px 0;\n    }\n\n    .ly-ssp-section-soft {\n      background: #f8fafc;\n      padding: 68px 0;\n    }\n\n    .ly-ssp-section-blue {\n      background: #eef6ff;\n      padding: 68px 0;\n    }\n\n    .ly-ssp-eyebrow {\n      color: #004898;\n      font-size: 14px;\n      font-weight: 800;\n      text-transform: uppercase;\n      letter-spacing: .08em;\n      margin: 0 0 10px;\n    }\n\n    .ly-ssp-h2 {\n      font-size: 36px;\n      line-height: 1.22;\n      color: #0f172a;\n      margin: 0 0 16px;\n      letter-spacing: -.5px;\n    }\n\n    .ly-ssp-intro {\n      font-size: 17px;\n      color: #475569;\n      max-width: 900px;\n      margin: 0 0 28px;\n    }\n\n    .ly-ssp-answer-box {\n      background: #ffffff;\n      border: 1px solid #d9e9f8;\n      border-left: 6px solid #004898;\n      border-radius: 16px;\n      padding: 24px 26px;\n      box-shadow: 0 12px 32px rgba(15, 23, 42, .05);\n      margin-top: 24px;\n    }\n\n    .ly-ssp-answer-box strong {\n      color: #0f172a;\n    }\n\n    .ly-ssp-snapshot {\n      display: grid;\n      grid-template-columns: 1.05fr .95fr;\n      gap: 22px;\n      align-items: stretch;\n      margin-top: 28px;\n    }\n\n    .ly-ssp-snapshot-main,\n    .ly-ssp-snapshot-side {\n      background: #ffffff;\n      border: 1px solid #d9e9f8;\n      border-radius: 18px;\n      padding: 26px;\n      box-shadow: 0 14px 36px rgba(15, 23, 42, .05);\n    }\n\n    .ly-ssp-snapshot-main h3,\n    .ly-ssp-snapshot-side h3 {\n      color: #004898;\n      font-size: 22px;\n      margin: 0 0 12px;\n      line-height: 1.3;\n    }\n\n    .ly-ssp-snapshot-main p,\n    .ly-ssp-snapshot-side p {\n      color: #475569;\n      margin: 0 0 12px;\n      font-size: 15.5px;\n    }\n\n    .ly-ssp-kv-list {\n      display: grid;\n      gap: 10px;\n      margin-top: 16px;\n    }\n\n    .ly-ssp-kv {\n      display: grid;\n      grid-template-columns: 150px 1fr;\n      gap: 14px;\n      background: #f7fbff;\n      border: 1px solid #d9e9f8;\n      border-radius: 12px;\n      padding: 12px 14px;\n      font-size: 14.5px;\n    }\n\n    .ly-ssp-kv strong {\n      color: #0f172a;\n    }\n\n    .ly-ssp-kv span {\n      color: #475569;\n    }\n\n    .ly-ssp-card-grid-4 {\n      display: grid;\n      grid-template-columns: repeat(4, 1fr);\n      gap: 18px;\n    }\n\n    .ly-ssp-card-grid-3 {\n      display: grid;\n      grid-template-columns: repeat(3, 1fr);\n      gap: 20px;\n    }\n\n    .ly-ssp-card-grid-2 {\n      display: grid;\n      grid-template-columns: repeat(2, 1fr);\n      gap: 22px;\n    }\n\n    .ly-ssp-card {\n      background: #ffffff;\n      border: 1px solid #e2e8f0;\n      border-radius: 16px;\n      padding: 24px;\n      transition: .22s ease;\n    }\n\n    .ly-ssp-card:hover {\n      transform: translateY(-3px);\n      box-shadow: 0 18px 42px rgba(15, 23, 42, .08);\n      border-color: #bdd7f1;\n    }\n\n    .ly-ssp-card h3 {\n      font-size: 20px;\n      line-height: 1.3;\n      margin: 0 0 10px;\n      color: #004898;\n    }\n\n    .ly-ssp-card p {\n      margin: 0;\n      color: #475569;\n      font-size: 15px;\n    }\n\n    .ly-ssp-card ul {\n      margin: 12px 0 0;\n      padding-left: 18px;\n      color: #334155;\n      font-size: 15px;\n    }\n\n    .ly-ssp-card li {\n      margin: 5px 0;\n    }\n\n    .ly-ssp-architecture {\n      background: #ffffff;\n      border: 1px solid #d9e9f8;\n      border-radius: 20px;\n      padding: 28px;\n      box-shadow: 0 16px 42px rgba(15, 23, 42, .06);\n      margin-top: 28px;\n    }\n\n    .ly-ssp-arch-row {\n      display: grid;\n      grid-template-columns: 1fr 46px 1fr 46px 1fr 46px 1fr;\n      gap: 10px;\n      align-items: center;\n    }\n\n    .ly-ssp-arch-item {\n      background: #f7fbff;\n      border: 1px solid #d9e9f8;\n      border-radius: 16px;\n      padding: 18px;\n      min-height: 128px;\n    }\n\n    .ly-ssp-arch-item strong {\n      display: block;\n      color: #0f172a;\n      font-size: 16px;\n      margin-bottom: 6px;\n    }\n\n    .ly-ssp-arch-item span {\n      display: block;\n      color: #475569;\n      font-size: 14px;\n      line-height: 1.5;\n    }\n\n    .ly-ssp-arch-arrow {\n      color: #004898;\n      font-size: 26px;\n      text-align: center;\n      font-weight: 800;\n    }\n\n    .ly-ssp-tag {\n      display: inline-block;\n      background: #e6f0fb;\n      color: #004898;\n      font-size: 12px;\n      font-weight: 800;\n      padding: 5px 9px;\n      border-radius: 999px;\n      margin-bottom: 9px;\n    }\n\n    .ly-ssp-table-wrap {\n      overflow-x: auto;\n      background: #ffffff;\n      border: 1px solid #d9e9f8;\n      border-radius: 18px;\n      box-shadow: 0 14px 36px rgba(15, 23, 42, .05);\n    }\n\n    .ly-ssp-table {\n      width: 100%;\n      border-collapse: collapse;\n      min-width: 860px;\n    }\n\n    .ly-ssp-table th {\n      background: #004898;\n      color: #ffffff;\n      text-align: left;\n      padding: 15px;\n      border: 1px solid #1e5fa8;\n      font-size: 14px;\n    }\n\n    .ly-ssp-table td {\n      padding: 15px;\n      border: 1px solid #d9e9f8;\n      color: #475569;\n      vertical-align: top;\n      font-size: 14.5px;\n    }\n\n    .ly-ssp-table tr:nth-child(even) td {\n      background: #f8fbff;\n    }\n\n    .ly-ssp-table td:first-child {\n      font-weight: 800;\n      color: #0f172a;\n    }\n\n    .ly-ssp-real-products {\n      display: grid;\n      grid-template-columns: repeat(4, 1fr);\n      gap: 18px;\n      margin-top: 28px;\n    }\n\n    .ly-ssp-product-card {\n      background: #ffffff;\n      border: 1px solid #d9e9f8;\n      border-radius: 20px;\n      overflow: hidden;\n      box-shadow: 0 14px 36px rgba(15, 23, 42, .05);\n      transition: .22s ease;\n      display: flex;\n      flex-direction: column;\n      min-height: 100%;\n    }\n\n    .ly-ssp-product-card:hover {\n      transform: translateY(-4px);\n      box-shadow: 0 20px 46px rgba(15, 23, 42, .09);\n    }\n\n    .ly-ssp-product-img {\n      background: linear-gradient(135deg, #eef6ff, #ffffff);\n      border-bottom: 1px solid #d9e9f8;\n      padding: 18px;\n      height: 230px;\n      display: flex;\n      align-items: center;\n      justify-content: center;\n    }\n\n    .ly-ssp-product-img img {\n      width: 100%;\n      height: 100%;\n      object-fit: contain;\n      display: block;\n    }\n\n    .ly-ssp-product-body {\n      padding: 20px;\n      display: flex;\n      flex-direction: column;\n      flex: 1;\n    }\n\n    .ly-ssp-product-body h3 {\n      font-size: 20px;\n      line-height: 1.28;\n      color: #0f172a;\n      margin: 0 0 8px;\n    }\n\n    .ly-ssp-product-body p {\n      color: #475569;\n      font-size: 14.5px;\n      margin: 0 0 14px;\n    }\n\n    .ly-ssp-spec-list {\n      display: grid;\n      gap: 8px;\n      margin: 0 0 16px;\n    }\n\n    .ly-ssp-spec {\n      display: flex;\n      justify-content: space-between;\n      gap: 12px;\n      border-bottom: 1px dashed #d9e9f8;\n      padding-bottom: 7px;\n      font-size: 13.5px;\n    }\n\n    .ly-ssp-spec strong {\n      color: #334155;\n    }\n\n    .ly-ssp-spec span {\n      color: #0f172a;\n      font-weight: 700;\n      text-align: right;\n    }\n\n    .ly-ssp-product-meta {\n      display: flex;\n      flex-wrap: wrap;\n      gap: 8px;\n      margin: auto 0 16px;\n      padding-top: 2px;\n    }\n\n    .ly-ssp-product-meta span {\n      background: #f1f5f9;\n      color: #334155;\n      border: 1px solid #e2e8f0;\n      padding: 5px 9px;\n      border-radius: 999px;\n      font-size: 12px;\n      font-weight: 700;\n    }\n\n    .ly-ssp-product-actions {\n      display: flex;\n      flex-wrap: wrap;\n      gap: 10px;\n    }\n\n    .ly-ssp-small-btn {\n      display: inline-block;\n      padding: 10px 13px;\n      border-radius: 7px;\n      font-size: 13.5px;\n      font-weight: 800;\n    }\n\n    .ly-ssp-small-btn.primary {\n      background: #004898;\n      color: #ffffff !important;\n      border: 1px solid #004898;\n    }\n\n    .ly-ssp-small-btn.secondary {\n      background: #ffffff;\n      color: #004898 !important;\n      border: 1px solid #004898;\n    }\n\n    .ly-ssp-decision-grid {\n      display: grid;\n      grid-template-columns: 1fr 1fr;\n      gap: 22px;\n      margin-top: 26px;\n    }\n\n    .ly-ssp-decision-card {\n      background: #ffffff;\n      border: 1px solid #d9e9f8;\n      border-radius: 18px;\n      padding: 24px;\n      box-shadow: 0 12px 32px rgba(15, 23, 42, .05);\n    }\n\n    .ly-ssp-decision-card h3 {\n      color: #004898;\n      font-size: 22px;\n      margin: 0 0 10px;\n      line-height: 1.3;\n    }\n\n    .ly-ssp-decision-card p {\n      color: #475569;\n      font-size: 15px;\n      margin: 0 0 12px;\n    }\n\n    .ly-ssp-download-grid {\n      display: grid;\n      grid-template-columns: repeat(4, 1fr);\n      gap: 16px;\n      margin-top: 26px;\n    }\n\n    .ly-ssp-download-card {\n      background: #ffffff;\n      border: 1px solid #d9e9f8;\n      border-radius: 16px;\n      padding: 20px;\n      box-shadow: 0 12px 32px rgba(15, 23, 42, .05);\n    }\n\n    .ly-ssp-download-card strong {\n      display: block;\n      color: #004898;\n      font-size: 17px;\n      margin-bottom: 8px;\n    }\n\n    .ly-ssp-download-card span {\n      display: block;\n      color: #475569;\n      font-size: 14px;\n      line-height: 1.55;\n      margin-bottom: 14px;\n    }\n\n    .ly-ssp-check-list {\n      margin: 14px 0 0;\n      padding: 0;\n      list-style: none;\n      display: grid;\n      gap: 10px;\n    }\n\n    .ly-ssp-check-list li {\n      position: relative;\n      padding-left: 24px;\n      color: #334155;\n      font-size: 15px;\n    }\n\n    .ly-ssp-check-list li:before {\n      content: \"\u2713\";\n      position: absolute;\n      left: 0;\n      top: 0;\n      color: #004898;\n      font-weight: 900;\n    }\n\n    .ly-ssp-dark {\n      background: #0f172a;\n      color: #ffffff;\n      padding: 68px 0;\n    }\n\n    .ly-ssp-dark .ly-ssp-h2 {\n      color: #ffffff;\n    }\n\n    .ly-ssp-dark .ly-ssp-intro {\n      color: #cbd5e1;\n    }\n\n    .ly-ssp-dark-grid {\n      display: grid;\n      grid-template-columns: 1fr 1fr;\n      gap: 36px;\n      align-items: center;\n    }\n\n    .ly-ssp-proof-grid {\n      display: grid;\n      grid-template-columns: 1fr 1fr;\n      gap: 14px;\n    }\n\n    .ly-ssp-proof {\n      background: rgba(255,255,255,.08);\n      border: 1px solid rgba(255,255,255,.16);\n      border-radius: 16px;\n      padding: 20px;\n    }\n\n    .ly-ssp-proof strong {\n      display: block;\n      color: #ffffff;\n      font-size: 18px;\n      margin-bottom: 8px;\n    }\n\n    .ly-ssp-proof span {\n      display: block;\n      color: #cbd5e1;\n      font-size: 14.5px;\n      line-height: 1.55;\n    }\n\n    .ly-ssp-faq {\n      max-width: 980px;\n      margin: 0 auto;\n    }\n\n    .ly-ssp-faq-item {\n      border-bottom: 1px solid #d9e9f8;\n      padding: 22px 0;\n    }\n\n    .ly-ssp-faq-item:first-of-type {\n      border-top: 1px solid #d9e9f8;\n    }\n\n    .ly-ssp-faq-item h3 {\n      font-size: 20px;\n      color: #004898;\n      margin: 0 0 8px;\n      line-height: 1.35;\n    }\n\n    .ly-ssp-faq-item p {\n      margin: 0;\n      color: #475569;\n      font-size: 15.5px;\n    }\n\n    .ly-ssp-related {\n      display: flex;\n      flex-wrap: wrap;\n      gap: 10px;\n      margin-top: 22px;\n    }\n\n    .ly-ssp-related a {\n      display: inline-block;\n      background: #ffffff;\n      border: 1px solid #d9e9f8;\n      color: #004898;\n      font-weight: 800;\n      font-size: 14px;\n      padding: 9px 13px;\n      border-radius: 999px;\n    }\n\n    .ly-ssp-cta {\n      background: linear-gradient(135deg, #004898, #00336e);\n      padding: 58px 0;\n      color: #ffffff;\n      text-align: center;\n    }\n\n    .ly-ssp-cta h2 {\n      font-size: 34px;\n      line-height: 1.25;\n      margin: 0 0 12px;\n      color: #ffffff;\n    }\n\n    .ly-ssp-cta p {\n      max-width: 820px;\n      margin: 0 auto 26px;\n      color: #dbeafe;\n      font-size: 17px;\n    }\n\n    .ly-ssp-cta .ly-ssp-btn-primary {\n      background: #ffffff;\n      color: #004898 !important;\n      border-color: #ffffff;\n    }\n\n    .ly-ssp-note {\n      color: #64748b;\n      font-size: 14px;\n      margin: 14px 0 0;\n    }\n\n    @media (max-width: 1024px) {\n      .ly-ssp-real-products,\n      .ly-ssp-download-grid {\n        grid-template-columns: repeat(2, 1fr);\n      }\n    }\n\n    @media (max-width: 900px) {\n      .ly-ssp-hero {\n        padding: 48px 0 44px;\n      }\n\n      .ly-ssp-hero-grid,\n      .ly-ssp-snapshot,\n      .ly-ssp-dark-grid,\n      .ly-ssp-decision-grid {\n        grid-template-columns: 1fr;\n        gap: 28px;\n      }\n\n      .ly-ssp-hero h1 {\n        font-size: 36px;\n      }\n\n      .ly-ssp-hero-lead {\n        font-size: 17px;\n      }\n\n      .ly-ssp-h2 {\n        font-size: 30px;\n      }\n\n      .ly-ssp-card-grid-4,\n      .ly-ssp-card-grid-3,\n      .ly-ssp-card-grid-2 {\n        grid-template-columns: 1fr 1fr;\n      }\n\n      .ly-ssp-arch-row {\n        grid-template-columns: 1fr;\n      }\n\n      .ly-ssp-arch-arrow {\n        transform: rotate(90deg);\n      }\n    }\n\n    @media (max-width: 600px) {\n      .ly-ssp-wrap {\n        padding: 0 16px;\n      }\n\n      .ly-ssp-hero {\n        padding: 38px 0 36px;\n      }\n\n      .ly-ssp-hero h1 {\n        font-size: 31px;\n        letter-spacing: -.6px;\n      }\n\n      .ly-ssp-hero-lead,\n      .ly-ssp-hero-sub {\n        font-size: 15.5px;\n      }\n\n      .ly-ssp-section,\n      .ly-ssp-section-soft,\n      .ly-ssp-section-blue,\n      .ly-ssp-dark {\n        padding: 48px 0;\n      }\n\n      .ly-ssp-h2 {\n        font-size: 27px;\n      }\n\n      .ly-ssp-card-grid-4,\n      .ly-ssp-card-grid-3,\n      .ly-ssp-card-grid-2,\n      .ly-ssp-real-products,\n      .ly-ssp-download-grid,\n      .ly-ssp-mini-grid,\n      .ly-ssp-proof-grid {\n        grid-template-columns: 1fr;\n      }\n\n      .ly-ssp-kv {\n        grid-template-columns: 1fr;\n        gap: 4px;\n      }\n\n      .ly-ssp-product-img {\n        height: 220px;\n      }\n\n      .ly-ssp-btn-row,\n      .ly-ssp-product-actions {\n        flex-direction: column;\n        align-items: stretch;\n      }\n\n      .ly-ssp-btn-primary,\n      .ly-ssp-btn-secondary,\n      .ly-ssp-small-btn {\n        text-align: center;\n        width: 100%;\n      }\n\n      .ly-ssp-quick-card {\n        padding: 23px;\n      }\n\n      .ly-ssp-cta h2 {\n        font-size: 28px;\n      }\n    }\n  <\/style>\n\n  <!-- HERO -->\n  <div class=\"ly-ssp-hero\">\n    <div class=\"ly-ssp-wrap\">\n      <div class=\"ly-ssp-hero-grid\">\n\n        <div>\n          <div class=\"ly-ssp-breadcrumb\">\n            <a href=\"\/\" target=\"_blank\">Home<\/a> &gt;\n            <a href=\"\/shop\/all-products\/\" target=\"_blank\">Products<\/a> &gt;\n            <a href=\"\/shop\/surge-protective-device\/\" target=\"_blank\">Surge Protective Device<\/a> &gt;\n            Solar SPD\n          <\/div>\n\n          <div class=\"ly-ssp-badge\"><span><\/span> Solar PV Surge Protection<\/div>\n\n          <h1>Solar SPD for Photovoltaic Surge Protection<\/h1>\n\n          <p class=\"ly-ssp-hero-lead\">\n            A solar SPD is a surge protective device used in photovoltaic systems to protect PV panels, combiner boxes, inverters, and AC distribution equipment from lightning-induced surges and transient overvoltage.\n          <\/p>\n\n          <p class=\"ly-ssp-hero-sub\">\n            LEEYEE supplies DC and AC solar surge protective devices for rooftop, commercial, and utility-scale PV systems. Choose from 600V, 1000V, and 1500V DC solar SPDs, Type 2 and Type 1+2 PV SPDs, and AC SPDs for inverter output and distribution boards.\n          <\/p>\n\n          <div class=\"ly-ssp-btn-row\">\n            <a href=\"javascript:void(0);\" class=\"ly-ssp-btn-primary leeyee-site-popup-btn\">Request Solar SPD Selection<\/a>\n            <a href=\"\/solar-pv-surge-protection\/\" class=\"ly-ssp-btn-secondary\" target=\"_blank\">View Complete PV Protection Solution<\/a>\n          <\/div>\n\n          <div class=\"ly-ssp-trust-row\">\n            <span class=\"ly-ssp-trust-pill\">DC & AC SPD Options<\/span>\n            <span class=\"ly-ssp-trust-pill\">600V \/ 1000V \/ 1500V DC<\/span>\n            <span class=\"ly-ssp-trust-pill\">Type 2 & Type 1+2<\/span>\n            <span class=\"ly-ssp-trust-pill\">TUV \/ CB Support<\/span>\n            <span class=\"ly-ssp-trust-pill\">OEM \/ Private Label<\/span>\n          <\/div>\n        <\/div>\n\n        <div class=\"ly-ssp-quick-card\">\n          <h2>Quick Answer for Buyers<\/h2>\n          <p>\n            <strong>For most solar PV systems, surge protection should be considered on both sides of the inverter.<\/strong>\n          <\/p>\n          <p>\n            A DC solar SPD protects PV strings, combiner boxes, and inverter DC inputs. An AC solar SPD protects the inverter AC output, distribution board, and downstream low-voltage panel.\n          <\/p>\n\n          <div class=\"ly-ssp-mini-grid\">\n            <div class=\"ly-ssp-mini\">\n              <strong>DC Solar SPD<\/strong>\n              <span>Installed before the inverter: PV string, combiner box, DC box, or inverter DC input.<\/span>\n            <\/div>\n            <div class=\"ly-ssp-mini\">\n              <strong>AC Solar SPD<\/strong>\n              <span>Installed after the inverter: AC output, distribution board, or main panel.<\/span>\n            <\/div>\n            <div class=\"ly-ssp-mini\">\n              <strong>Common Ucpv<\/strong>\n              <span>600V DC, 1000V DC, and 1500V DC according to PV string design.<\/span>\n            <\/div>\n            <div class=\"ly-ssp-mini\">\n              <strong>Common Types<\/strong>\n              <span>Type 2 for induced surges; Type 1+2 where partial lightning current may enter.<\/span>\n            <\/div>\n          <\/div>\n        <\/div>\n\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <!-- AI ANSWER SNAPSHOT -->\n  <div class=\"ly-ssp-section\">\n    <div class=\"ly-ssp-wrap\">\n      <p class=\"ly-ssp-eyebrow\">Answer Snapshot<\/p>\n      <h2 class=\"ly-ssp-h2\">DC Surge Protector for Solar PV Systems<\/h2>\n      <p class=\"ly-ssp-intro\">\n        In solar applications, a DC surge protector is a PV-rated surge protective device installed on the direct-current side of the system. It limits transient overvoltage and diverts surge current before the surge reaches the inverter or other sensitive equipment.\n      <\/p>\n\n      <div class=\"ly-ssp-snapshot\">\n        <div class=\"ly-ssp-snapshot-main\">\n          <h3>What should a solar buyer choose?<\/h3>\n          <p>\n            Choose the SPD by installation side first, then confirm voltage, SPD type, discharge current, pole configuration, certificate requirement, and applicable standard.\n          <\/p>\n          <div class=\"ly-ssp-kv-list\">\n            <div class=\"ly-ssp-kv\">\n              <strong>Before inverter<\/strong>\n              <span>Use a PV DC SPD for PV strings, combiner boxes, DC protection boxes, and inverter DC input.<\/span>\n            <\/div>\n            <div class=\"ly-ssp-kv\">\n              <strong>After inverter<\/strong>\n              <span>Use an AC SPD for inverter AC output, AC distribution cabinet, or main low-voltage panel.<\/span>\n            <\/div>\n            <div class=\"ly-ssp-kv\">\n              <strong>High lightning risk<\/strong>\n              <span>Consider Type 1+2 PV SPD when partial lightning current may enter the PV electrical system.<\/span>\n            <\/div>\n            <div class=\"ly-ssp-kv\">\n              <strong>Standard PV projects<\/strong>\n              <span>Type 2 PV SPD is commonly used for induced lightning surges and switching overvoltage.<\/span>\n            <\/div>\n          <\/div>\n        <\/div>\n\n        <div class=\"ly-ssp-snapshot-side\">\n          <h3>Key selection rule<\/h3>\n          <p>\n            Do not select a DC solar SPD only by the nominal PV system voltage. The maximum PV string open-circuit voltage at the minimum design temperature should be checked before selecting Ucpv.\n          <\/p>\n          <p>\n            For example, a 1000V DC PV system does not automatically mean every 1000V DC SPD is suitable. Module Voc, modules per string, low-temperature voltage rise, grounding method, and local electrical requirements should be reviewed.\n          <\/p>\n          <div class=\"ly-ssp-btn-row\" style=\"margin-top:18px;\">\n            <a href=\"javascript:void(0);\" class=\"ly-ssp-btn-primary leeyee-site-popup-btn\">Ask for Model Selection<\/a>\n          <\/div>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <!-- REAL PRODUCTS -->\n  <div class=\"ly-ssp-section-blue\">\n    <div class=\"ly-ssp-wrap\">\n      <p class=\"ly-ssp-eyebrow\">Real Product Options<\/p>\n      <h2 class=\"ly-ssp-h2\">Solar SPD Models for 600V, 1000V, 1500V DC and AC Side Protection<\/h2>\n      <p class=\"ly-ssp-intro\">\n        These models give buyers a practical starting point for PV surge protection selection. Final selection should still be confirmed according to PV string voltage, wiring method, grounding system, lightning exposure, and project certificate requirement.\n      <\/p>\n\n      <div class=\"ly-ssp-real-products\">\n        <div class=\"ly-ssp-product-card\">\n          <div class=\"ly-ssp-product-img\">\n            <img decoding=\"async\" src=\"https:\/\/www.cnspd.com\/wp-content\/uploads\/2024\/06\/IMG_2051-scaled.jpg\" alt=\"LY1-C40PV\/3(S) 1500V Type 1+2 DC solar SPD for PV combiner box and inverter DC input\" loading=\"lazy\">\n          <\/div>\n          <div class=\"ly-ssp-product-body\">\n            <span class=\"ly-ssp-tag\">1500V DC \/ Type 1+2<\/span>\n            <h3>LY1-C40PV\/3(S) 1500V(D4)<\/h3>\n            <p>High-voltage DC solar SPD for utility-scale PV arrays, combiner boxes, inverter DC inputs, and DC distribution panels.<\/p>\n            <div class=\"ly-ssp-spec-list\">\n              <div class=\"ly-ssp-spec\"><strong>Type<\/strong><span>Class I+II \/ Type 1+2<\/span><\/div>\n              <div class=\"ly-ssp-spec\"><strong>Ucpv<\/strong><span>1500V DC<\/span><\/div>\n              <div class=\"ly-ssp-spec\"><strong>Poles<\/strong><span>3P Multi-Pole<\/span><\/div>\n              <div class=\"ly-ssp-spec\"><strong>In \/ Imax<\/strong><span>20kA \/ 40kA<\/span><\/div>\n              <div class=\"ly-ssp-spec\"><strong>Iimp<\/strong><span>6.25kA<\/span><\/div>\n              <div class=\"ly-ssp-spec\"><strong>Up<\/strong><span>5.6kV<\/span><\/div>\n            <\/div>\n            <div class=\"ly-ssp-product-meta\">\n              <span>IEC 61643-31<\/span><span>TUV<\/span><span>CB<\/span><span>DIN Rail<\/span>\n            <\/div>\n            <div class=\"ly-ssp-product-actions\">\n              <a class=\"ly-ssp-small-btn primary\" href=\"\/ly1-c40pv3s-1500vd4-pluggable-multi-pole-spd-product\/\" target=\"_blank\">View Product<\/a>\n              <a class=\"ly-ssp-small-btn secondary leeyee-site-popup-btn\" href=\"javascript:void(0);\">Get Quote<\/a>\n            <\/div>\n          <\/div>\n        <\/div>\n\n        <div class=\"ly-ssp-product-card\">\n          <div class=\"ly-ssp-product-img\">\n            <img decoding=\"async\" src=\"https:\/\/www.cnspd.com\/wp-content\/uploads\/2024\/06\/%E5%9B%BE%E5%B1%8287.jpg\" alt=\"LY1-C40PV\/2(S) 1000V Type 1+2 DC solar surge protective device for PV strings and combiner boxes\" loading=\"lazy\">\n          <\/div>\n          <div class=\"ly-ssp-product-body\">\n            <span class=\"ly-ssp-tag\">1000V DC \/ Type 1+2<\/span>\n            <h3>LY1-C40PV\/2(S) 1000V<\/h3>\n            <p>Two-pole pluggable Type 1+2 DC SPD for 1000V PV strings, combiner boxes, inverter DC inputs, and DC cabinets.<\/p>\n            <div class=\"ly-ssp-spec-list\">\n              <div class=\"ly-ssp-spec\"><strong>Type<\/strong><span>Class I+II \/ Type 1+2<\/span><\/div>\n              <div class=\"ly-ssp-spec\"><strong>Ucpv<\/strong><span>1000V DC<\/span><\/div>\n              <div class=\"ly-ssp-spec\"><strong>Poles<\/strong><span>2P Pluggable<\/span><\/div>\n              <div class=\"ly-ssp-spec\"><strong>In \/ Imax<\/strong><span>20kA \/ 40kA<\/span><\/div>\n              <div class=\"ly-ssp-spec\"><strong>Iimp<\/strong><span>6.25kA<\/span><\/div>\n              <div class=\"ly-ssp-spec\"><strong>Mode<\/strong><span>DC+\u2013PE \/ DC\u2212\u2013PE<\/span><\/div>\n            <\/div>\n            <div class=\"ly-ssp-product-meta\">\n              <span>IEC 61643-31<\/span><span>TUV<\/span><span>CB<\/span><span>Visual Indicator<\/span>\n            <\/div>\n            <div class=\"ly-ssp-product-actions\">\n              <a class=\"ly-ssp-small-btn primary\" href=\"\/ly1-c40pv2s1000v-pluggable-dc-spd-product\/\" target=\"_blank\">View Product<\/a>\n              <a class=\"ly-ssp-small-btn secondary leeyee-site-popup-btn\" href=\"javascript:void(0);\">Get Quote<\/a>\n            <\/div>\n          <\/div>\n        <\/div>\n\n        <div class=\"ly-ssp-product-card\">\n          <div class=\"ly-ssp-product-img\">\n            <img decoding=\"async\" src=\"https:\/\/www.cnspd.com\/wp-content\/uploads\/2024\/06\/LY1-C40PV600V%E5%8F%B3%E4%BE%A7%E9%9D%A2-scaled.jpg\" alt=\"LY1-C40PV\/2(S) 600V Type 2 DC solar SPD for residential and commercial PV systems\" loading=\"lazy\">\n          <\/div>\n          <div class=\"ly-ssp-product-body\">\n            <span class=\"ly-ssp-tag\">600V DC \/ Type 2<\/span>\n            <h3>LY1-C40PV\/2(S) 600V<\/h3>\n            <p>Two-pole Type 2 DC SPD for 600V PV systems, residential solar, commercial PV, DC panels, and energy-storage DC circuits.<\/p>\n            <div class=\"ly-ssp-spec-list\">\n              <div class=\"ly-ssp-spec\"><strong>Type<\/strong><span>Class II \/ Type 2<\/span><\/div>\n              <div class=\"ly-ssp-spec\"><strong>Ucpv<\/strong><span>600V DC<\/span><\/div>\n              <div class=\"ly-ssp-spec\"><strong>Poles<\/strong><span>2P Pluggable<\/span><\/div>\n              <div class=\"ly-ssp-spec\"><strong>In \/ Imax<\/strong><span>20kA \/ 40kA<\/span><\/div>\n              <div class=\"ly-ssp-spec\"><strong>Iimp<\/strong><span>6.25kA*<\/span><\/div>\n              <div class=\"ly-ssp-spec\"><strong>Up<\/strong><span>\u2264 2.2kV<\/span><\/div>\n            <\/div>\n            <div class=\"ly-ssp-product-meta\">\n              <span>IEC 61643-31<\/span><span>TUV<\/span><span>CB<\/span><span>Remote Optional<\/span>\n            <\/div>\n            <div class=\"ly-ssp-product-actions\">\n              <a class=\"ly-ssp-small-btn primary\" href=\"\/ly1-c40pv2s6-600v-pluggable-dc-spd-product\/\" target=\"_blank\">View Product<\/a>\n              <a class=\"ly-ssp-small-btn secondary leeyee-site-popup-btn\" href=\"javascript:void(0);\">Get Quote<\/a>\n            <\/div>\n          <\/div>\n        <\/div>\n\n        <div class=\"ly-ssp-product-card\">\n          <div class=\"ly-ssp-product-img\">\n            <img decoding=\"async\" src=\"https:\/\/www.cnspd.com\/wp-content\/uploads\/2024\/06\/%E5%9B%BE%E5%B1%8281.jpg\" alt=\"LY1-C40\/4(S) Type 2 AC SPD for solar inverter AC output and distribution board protection\" loading=\"lazy\">\n          <\/div>\n          <div class=\"ly-ssp-product-body\">\n            <span class=\"ly-ssp-tag\">AC Side \/ Type 2<\/span>\n            <h3>LY1-C40\/4(S) AC SPD<\/h3>\n            <p>Type 2 AC surge protective device for inverter AC output, AC distribution boards, low-voltage panels, and solar AC side protection.<\/p>\n            <div class=\"ly-ssp-spec-list\">\n              <div class=\"ly-ssp-spec\"><strong>Type<\/strong><span>Type 2 AC SPD<\/span><\/div>\n              <div class=\"ly-ssp-spec\"><strong>Uc<\/strong><span>75\u2013440V AC<\/span><\/div>\n              <div class=\"ly-ssp-spec\"><strong>Poles<\/strong><span>1P \/ 2P \/ 3P \/ 4P<\/span><\/div>\n              <div class=\"ly-ssp-spec\"><strong>In \/ Imax<\/strong><span>20kA \/ 40kA<\/span><\/div>\n              <div class=\"ly-ssp-spec\"><strong>Standard<\/strong><span>IEC\/EN 61643-11<\/span><\/div>\n              <div class=\"ly-ssp-spec\"><strong>Mounting<\/strong><span>35mm DIN Rail<\/span><\/div>\n            <\/div>\n            <div class=\"ly-ssp-product-meta\">\n              <span>TUV<\/span><span>CB<\/span><span>OEM<\/span><span>AC Output<\/span>\n            <\/div>\n            <div class=\"ly-ssp-product-actions\">\n              <a class=\"ly-ssp-small-btn primary\" href=\"\/ly1-c40-surge-protection-device-product\/\" target=\"_blank\">View Product<\/a>\n              <a class=\"ly-ssp-small-btn secondary leeyee-site-popup-btn\" href=\"javascript:void(0);\">Get Quote<\/a>\n            <\/div>\n          <\/div>\n        <\/div>\n      <\/div>\n\n      <p class=\"ly-ssp-note\">\n        *The 600V product card displays Iimp according to the current confirmed product information. For formal project submission, please match the final quotation and certificate scope with the exact selected model.\n      <\/p>\n    <\/div>\n  <\/div>\n\n  <!-- WHAT IS SOLAR SPD -->\n  <div class=\"ly-ssp-section\">\n    <div class=\"ly-ssp-wrap\">\n      <p class=\"ly-ssp-eyebrow\">Definition<\/p>\n      <h2 class=\"ly-ssp-h2\">What Is a Solar SPD?<\/h2>\n      <p class=\"ly-ssp-intro\">\n        A solar SPD, also called a PV surge protective device, solar surge protector, or DC surge protector for solar PV, is used to reduce the risk of equipment damage caused by lightning, switching operations, and transient overvoltage in photovoltaic power systems.\n      <\/p>\n\n      <div class=\"ly-ssp-answer-box\">\n        <strong>In simple terms:<\/strong>\n        A solar SPD is a protective device that limits voltage spikes and safely discharges surge current before it damages solar panels, PV combiner boxes, inverters, monitoring equipment, or AC distribution panels.\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <!-- WHY NEEDED -->\n  <div class=\"ly-ssp-section-soft\">\n    <div class=\"ly-ssp-wrap\">\n      <p class=\"ly-ssp-eyebrow\">Why It Matters<\/p>\n      <h2 class=\"ly-ssp-h2\">Why Solar PV Systems Need Surge Protection<\/h2>\n      <p class=\"ly-ssp-intro\">\n        Solar PV systems are usually installed outdoors, with long cable routes and sensitive inverter electronics. Surge protection is important because one surge event can damage the inverter, interrupt power generation, and increase maintenance cost.\n      <\/p>\n\n      <div class=\"ly-ssp-card-grid-4\">\n        <div class=\"ly-ssp-card\">\n          <h3>Outdoor Exposure<\/h3>\n          <p>PV modules, DC cables, and combiner boxes are exposed to outdoor lightning-related surge risks.<\/p>\n        <\/div>\n        <div class=\"ly-ssp-card\">\n          <h3>Long Cable Runs<\/h3>\n          <p>Long DC cable routes can pick up induced surge voltage, especially in rooftop and ground-mounted PV systems.<\/p>\n        <\/div>\n        <div class=\"ly-ssp-card\">\n          <h3>Inverter Protection<\/h3>\n          <p>Inverters contain sensitive electronics. Surge damage may cause downtime, replacement cost, and generation loss.<\/p>\n        <\/div>\n        <div class=\"ly-ssp-card\">\n          <h3>System Continuity<\/h3>\n          <p>Correct SPD selection helps reduce unexpected failure in PV strings, DC boxes, inverter cabinets, and AC panels.<\/p>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <!-- INSTALLATION ARCHITECTURE -->\n  <div class=\"ly-ssp-section-blue\">\n    <div class=\"ly-ssp-wrap\">\n      <p class=\"ly-ssp-eyebrow\">Installation Position<\/p>\n      <h2 class=\"ly-ssp-h2\">Where Is SPD Installed in a Solar PV System?<\/h2>\n      <p class=\"ly-ssp-intro\">\n        Solar surge protection is usually arranged on both the DC side and the AC side. DC SPDs protect the PV array and inverter input. AC SPDs protect the inverter output and downstream distribution system.\n      <\/p>\n\n      <div class=\"ly-ssp-architecture\" role=\"img\" aria-label=\"Solar PV surge protection architecture with DC SPD before the inverter and AC SPD after the inverter\">\n        <div class=\"ly-ssp-arch-row\">\n          <div class=\"ly-ssp-arch-item\">\n            <span class=\"ly-ssp-tag\">PV Source<\/span>\n            <strong>Solar Panels<\/strong>\n            <span>PV modules and string cables exposed to outdoor surge risk.<\/span>\n          <\/div>\n\n          <div class=\"ly-ssp-arch-arrow\">\u2192<\/div>\n\n          <div class=\"ly-ssp-arch-item\">\n            <span class=\"ly-ssp-tag\">DC Protection<\/span>\n            <strong>DC Solar SPD<\/strong>\n            <span>Installed in combiner box, DC protection box, or near inverter DC input.<\/span>\n          <\/div>\n\n          <div class=\"ly-ssp-arch-arrow\">\u2192<\/div>\n\n          <div class=\"ly-ssp-arch-item\">\n            <span class=\"ly-ssp-tag\">Conversion<\/span>\n            <strong>PV Inverter<\/strong>\n            <span>Converts DC power to AC power. Both DC and AC sides may need SPD protection.<\/span>\n          <\/div>\n\n          <div class=\"ly-ssp-arch-arrow\">\u2192<\/div>\n\n          <div class=\"ly-ssp-arch-item\">\n            <span class=\"ly-ssp-tag\">AC Protection<\/span>\n            <strong>AC Solar SPD<\/strong>\n            <span>Installed at inverter AC output, AC distribution box, or main panel.<\/span>\n          <\/div>\n        <\/div>\n      <\/div>\n\n      <div class=\"ly-ssp-decision-grid\">\n        <div class=\"ly-ssp-decision-card\">\n          <h3>When one DC SPD may be enough<\/h3>\n          <p>\n            A single DC SPD near the inverter DC input may be considered when the PV array is close to the inverter, cable length is short, and project risk assessment does not require additional protection at the PV array side.\n          <\/p>\n        <\/div>\n        <div class=\"ly-ssp-decision-card\">\n          <h3>When both cable ends may need protection<\/h3>\n          <p>\n            If the distance between the PV array or combiner box and inverter is long, surge protection may need to be considered at both ends of the DC cable route according to system design and local requirements.\n          <\/p>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <!-- DC VS AC -->\n  <div class=\"ly-ssp-section\">\n    <div class=\"ly-ssp-wrap\">\n      <p class=\"ly-ssp-eyebrow\">DC Side vs AC Side<\/p>\n      <h2 class=\"ly-ssp-h2\">DC Solar SPD vs AC Solar SPD<\/h2>\n      <p class=\"ly-ssp-intro\">\n        DC and AC SPDs are not interchangeable. The arc behavior, circuit characteristics, voltage rating, and applicable testing standards are different.\n      <\/p>\n\n      <div class=\"ly-ssp-card-grid-2\">\n        <div class=\"ly-ssp-card\">\n          <h3>DC Solar SPD<\/h3>\n          <p>\n            DC solar SPD is designed for photovoltaic DC circuits and is commonly used in 600V, 1000V, or 1500V DC PV systems.\n          <\/p>\n          <ul>\n            <li>PV string combiner box<\/li>\n            <li>DC distribution box<\/li>\n            <li>Inverter DC input side<\/li>\n            <li>Photovoltaic DC circuits<\/li>\n            <li>IEC\/EN 61643-31 reference<\/li>\n          <\/ul>\n        <\/div>\n\n        <div class=\"ly-ssp-card\">\n          <h3>AC Solar SPD<\/h3>\n          <p>\n            AC solar SPD is installed after the inverter to protect AC low-voltage power circuits and distribution equipment.\n          <\/p>\n          <ul>\n            <li>Inverter AC output<\/li>\n            <li>AC distribution cabinet<\/li>\n            <li>Main low-voltage panel<\/li>\n            <li>Grid-connected PV systems<\/li>\n            <li>IEC\/EN 61643-11 reference<\/li>\n          <\/ul>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <!-- TYPE 2 VS TYPE 1+2 -->\n  <div class=\"ly-ssp-section-soft\">\n    <div class=\"ly-ssp-wrap\">\n      <p class=\"ly-ssp-eyebrow\">Type Selection<\/p>\n      <h2 class=\"ly-ssp-h2\">Type 2 vs Type 1+2 Solar SPD<\/h2>\n      <p class=\"ly-ssp-intro\">\n        The SPD type should be selected according to lightning exposure, external lightning protection, cable route, grounding system, and project risk assessment.\n      <\/p>\n\n      <div class=\"ly-ssp-table-wrap\">\n        <table class=\"ly-ssp-table\">\n          <thead>\n            <tr>\n              <th>PV Project Condition<\/th>\n              <th>Common SPD Direction<\/th>\n              <th>Buyer Notes<\/th>\n            <\/tr>\n          <\/thead>\n          <tbody>\n            <tr>\n              <td>Standard rooftop or commercial PV system without direct lightning-current exposure<\/td>\n              <td>Type 2 PV SPD<\/td>\n              <td>Commonly used for induced lightning surges and switching overvoltage.<\/td>\n            <\/tr>\n            <tr>\n              <td>PV system affected by an external lightning protection system<\/td>\n              <td>Type 1+2 PV SPD<\/td>\n              <td>Consider where partial lightning current may enter the PV electrical system.<\/td>\n            <\/tr>\n            <tr>\n              <td>Utility-scale solar farm or high lightning exposure area<\/td>\n              <td>Project-specific Type 1+2 and Type 2 coordination<\/td>\n              <td>Selection should follow the full protection design, including DC, AC, grounding, and cable layout.<\/td>\n            <\/tr>\n            <tr>\n              <td>Long DC cable route between PV array and inverter<\/td>\n              <td>SPD protection may be required at both cable ends<\/td>\n              <td>Confirm according to cable length, route exposure, and local electrical rules.<\/td>\n            <\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <!-- SELECTION GUIDE -->\n  <div id=\"solar-spd-selection-guide\" class=\"ly-ssp-section\">\n    <div class=\"ly-ssp-wrap\">\n      <p class=\"ly-ssp-eyebrow\">Selection Guide<\/p>\n      <h2 class=\"ly-ssp-h2\">How to Choose a Solar SPD<\/h2>\n      <p class=\"ly-ssp-intro\">\n        Choose a solar SPD according to the installation side, PV system voltage, SPD type, discharge capacity, wiring method, project lightning exposure, and certificate requirement.\n      <\/p>\n\n      <div class=\"ly-ssp-table-wrap\">\n        <table class=\"ly-ssp-table\">\n          <thead>\n            <tr>\n              <th>Selection Point<\/th>\n              <th>What to Check<\/th>\n              <th>Recommended Direction<\/th>\n              <th>Why It Matters<\/th>\n            <\/tr>\n          <\/thead>\n          <tbody>\n            <tr>\n              <td>Installation Side<\/td>\n              <td>DC side or AC side<\/td>\n              <td>Use DC SPD before inverter; use AC SPD after inverter<\/td>\n              <td>DC and AC circuits require different SPD designs<\/td>\n            <\/tr>\n            <tr>\n              <td>PV System Voltage<\/td>\n              <td>Maximum calculated PV string open-circuit voltage at the minimum design temperature<\/td>\n              <td>Select an SPD with a suitable Ucpv above the calculated maximum string voltage<\/td>\n              <td>Module Voc, modules per string, and low-temperature voltage rise must be considered<\/td>\n            <\/tr>\n            <tr>\n              <td>SPD Type<\/td>\n              <td>Lightning exposure, external lightning protection, and risk assessment<\/td>\n              <td>Type 2 for induced and switching surges; Type 1+2 where partial lightning current may enter<\/td>\n              <td>The required SPD class depends on the actual lightning-current exposure of the installation<\/td>\n            <\/tr>\n            <tr>\n              <td>Discharge Capacity<\/td>\n              <td>In, Imax, or Iimp rating<\/td>\n              <td>Select based on project protection design<\/td>\n              <td>Higher surge risk may require higher discharge capacity<\/td>\n            <\/tr>\n            <tr>\n              <td>Wiring \/ Poles<\/td>\n              <td>PV wiring structure and grounding method<\/td>\n              <td>2P, 3P, 4P, or project-specific configuration<\/td>\n              <td>Correct pole configuration supports safe surge discharge<\/td>\n            <\/tr>\n            <tr>\n              <td>Installation Method<\/td>\n              <td>Cabinet, combiner box, or DIN rail mounting<\/td>\n              <td>35mm DIN rail pluggable SPD is commonly used<\/td>\n              <td>Easy replacement and maintenance reduce downtime<\/td>\n            <\/tr>\n            <tr>\n              <td>Certificate Requirement<\/td>\n              <td>TUV, CB, CE, test report, or project filing documents<\/td>\n              <td>Confirm model scope before formal submission<\/td>\n              <td>Certificates should match the exact model and project requirement<\/td>\n            <\/tr>\n            <tr>\n              <td>Standard Reference<\/td>\n              <td>PV DC side or AC power side<\/td>\n              <td>IEC\/EN 61643-31 for PV DC SPD; IEC\/EN 61643-11 for AC SPD<\/td>\n              <td>Standards help define testing and performance requirements<\/td>\n            <\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n\n      <p class=\"ly-ssp-note\">\n        Final SPD selection should be confirmed according to the actual PV design, grounding system, cable length, lightning risk level, and local electrical requirements.\n      <\/p>\n    <\/div>\n  <\/div>\n\n  <!-- TECH SPECS COMPARISON -->\n  <div class=\"ly-ssp-section-blue\">\n    <div class=\"ly-ssp-wrap\">\n      <p class=\"ly-ssp-eyebrow\">Model Comparison<\/p>\n      <h2 class=\"ly-ssp-h2\">Solar SPD Parameter Comparison<\/h2>\n      <p class=\"ly-ssp-intro\">\n        This table helps buyers compare common LEEYEE solar SPD options by voltage, type, discharge rating, installation side, and application.\n      <\/p>\n\n      <div class=\"ly-ssp-table-wrap\">\n        <table class=\"ly-ssp-table\">\n          <thead>\n            <tr>\n              <th>Model<\/th>\n              <th>Installation Side<\/th>\n              <th>Type<\/th>\n              <th>Voltage<\/th>\n              <th>Poles<\/th>\n              <th>In \/ Imax<\/th>\n              <th>Iimp<\/th>\n              <th>Application<\/th>\n            <\/tr>\n          <\/thead>\n          <tbody>\n            <tr>\n              <td>LY1-C40PV\/3(S) 1500V(D4)<\/td>\n              <td>PV DC side<\/td>\n              <td>Class I+II \/ Type 1+2<\/td>\n              <td>1500V DC<\/td>\n              <td>3P<\/td>\n              <td>20kA \/ 40kA<\/td>\n              <td>6.25kA<\/td>\n              <td>Utility-scale PV, combiner box, inverter DC input<\/td>\n            <\/tr>\n            <tr>\n              <td>LY1-C40PV\/2(S) 1000V<\/td>\n              <td>PV DC side<\/td>\n              <td>Class I+II \/ Type 1+2<\/td>\n              <td>1000V DC<\/td>\n              <td>2P<\/td>\n              <td>20kA \/ 40kA<\/td>\n              <td>6.25kA<\/td>\n              <td>PV strings, combiner boxes, inverter DC inputs<\/td>\n            <\/tr>\n            <tr>\n              <td>LY1-C40PV\/2(S) 600V<\/td>\n              <td>PV DC side<\/td>\n              <td>Class II \/ Type 2<\/td>\n              <td>600V DC<\/td>\n              <td>2P<\/td>\n              <td>20kA \/ 40kA<\/td>\n              <td>6.25kA*<\/td>\n              <td>Residential PV, commercial PV, DC panels, ESS DC circuits<\/td>\n            <\/tr>\n            <tr>\n              <td>LY1-C40\/4(S)<\/td>\n              <td>Solar AC side<\/td>\n              <td>Type 2 AC SPD<\/td>\n              <td>75V \/ 150V \/ 275V \/ 320V \/ 385V \/ 440V AC<\/td>\n              <td>1P \/ 2P \/ 3P \/ 4P<\/td>\n              <td>20kA \/ 40kA<\/td>\n              <td>Project-specific AC SPD selection<\/td>\n              <td>Inverter AC output, AC distribution board, low-voltage panel<\/td>\n            <\/tr>\n          <\/tbody>\n        <\/table>\n      <\/div>\n\n      <p class=\"ly-ssp-note\">\n        *For the 600V Type 2 DC SPD, Iimp is displayed according to the confirmed available product information. For certificate filing or formal tenders, confirm the final model scope and test report before submission.\n      <\/p>\n    <\/div>\n  <\/div>\n\n  <!-- VERIFICATION DOWNLOADS -->\n  <div class=\"ly-ssp-section\">\n    <div class=\"ly-ssp-wrap\">\n      <p class=\"ly-ssp-eyebrow\">Certificates & Documents<\/p>\n      <h2 class=\"ly-ssp-h2\">Solar SPD Verification and Download Support<\/h2>\n      <p class=\"ly-ssp-intro\">\n        For professional procurement, the product model, parameter sheet, certificate scope, and test report should be checked together. LEEYEE can provide document support for selected PV SPD and AC SPD series.\n      <\/p>\n\n      <div class=\"ly-ssp-download-grid\">\n        <div class=\"ly-ssp-download-card\">\n          <strong>TUV \/ CB Documents<\/strong>\n          <span>Certificate support is available for the solar SPD series. Confirm model scope before project filing.<\/span>\n          <a class=\"ly-ssp-small-btn primary\" href=\"\/patents-certificates\/\" target=\"_blank\">View Certificates<\/a>\n        <\/div>\n        <div class=\"ly-ssp-download-card\">\n          <strong>1500V DC SPD Files<\/strong>\n          <span>Parameter sheet, user manual, TUV certificate, and CE certificate support for 1500V DC SPD selection.<\/span>\n          <a class=\"ly-ssp-small-btn primary\" href=\"\/shop\/1500v-dc-surge-protective-device\/\" target=\"_blank\">View 1500V SPD<\/a>\n        <\/div>\n        <div class=\"ly-ssp-download-card\">\n          <strong>Datasheet Request<\/strong>\n          <span>Ask for model-specific datasheet, wiring diagram, dimension drawing, and quotation details.<\/span>\n          <a class=\"ly-ssp-small-btn secondary leeyee-site-popup-btn\" href=\"javascript:void(0);\">Request Datasheet<\/a>\n        <\/div>\n        <div class=\"ly-ssp-download-card\">\n          <strong>OEM Support<\/strong>\n          <span>Private label, distributor supply, product photos, packaging discussion, and bulk order support.<\/span>\n          <a class=\"ly-ssp-small-btn secondary leeyee-site-popup-btn\" href=\"javascript:void(0);\">Ask OEM Support<\/a>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <!-- PRODUCT OR COMPLETE SOLUTION -->\n  <div class=\"ly-ssp-section-soft\">\n    <div class=\"ly-ssp-wrap\">\n      <p class=\"ly-ssp-eyebrow\">Product Selection or System Design<\/p>\n      <h2 class=\"ly-ssp-h2\">Do You Need a Solar SPD or a Complete PV Protection Solution?<\/h2>\n      <p class=\"ly-ssp-intro\">\n        Choose a solar SPD product when you already know the required installation side, system voltage, SPD type, and wiring configuration. A complete PV surge protection solution is recommended when the system architecture still needs to be evaluated.\n      <\/p>\n\n      <div class=\"ly-ssp-card-grid-2\">\n        <div class=\"ly-ssp-card\">\n          <h3>Choose a Solar SPD Product<\/h3>\n          <p>Use this page when the main task is to compare DC or AC SPD models, voltage ratings, discharge parameters, pole configurations, product pictures, and common installation positions.<\/p>\n          <ul>\n            <li>DC or AC side is already known<\/li>\n            <li>System voltage and wiring are confirmed<\/li>\n            <li>Required SPD type is already defined<\/li>\n            <li>A product model, certificate, or quotation is needed<\/li>\n          <\/ul>\n        <\/div>\n\n        <div class=\"ly-ssp-card\">\n          <h3>Choose a Complete PV Protection Solution<\/h3>\n          <p>Use a system-level solution when you still need to determine how the DC side, AC side, cable routes, lightning protection system, and communication lines should be protected together.<\/p>\n          <ul>\n            <li>Type 2 or Type 1+2 is not yet determined<\/li>\n            <li>SPD installation positions need to be planned<\/li>\n            <li>Long cable routes may require protection at both ends<\/li>\n            <li>RS485, Ethernet, or monitoring lines may need protection<\/li>\n          <\/ul>\n          <div class=\"ly-ssp-btn-row\" style=\"margin-top:18px;\">\n            <a href=\"\/solar-pv-surge-protection\/\" class=\"ly-ssp-btn-primary\" target=\"_blank\">View Complete PV Protection Solution<\/a>\n          <\/div>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <!-- APPLICATIONS -->\n  <div class=\"ly-ssp-section\">\n    <div class=\"ly-ssp-wrap\">\n      <p class=\"ly-ssp-eyebrow\">Applications<\/p>\n      <h2 class=\"ly-ssp-h2\">Solar SPD Applications<\/h2>\n      <p class=\"ly-ssp-intro\">\n        LEEYEE solar SPD products are suitable for different PV protection applications, from small rooftop systems to commercial and utility-scale projects.\n      <\/p>\n\n      <div class=\"ly-ssp-card-grid-3\">\n        <div class=\"ly-ssp-card\">\n          <h3>Residential Rooftop Solar<\/h3>\n          <p>Protects inverter input\/output and rooftop PV cable routes from transient surge voltage.<\/p>\n        <\/div>\n        <div class=\"ly-ssp-card\">\n          <h3>Commercial PV Systems<\/h3>\n          <p>Suitable for factory rooftops, commercial buildings, schools, hospitals, and public facilities.<\/p>\n        <\/div>\n        <div class=\"ly-ssp-card\">\n          <h3>Utility-Scale Solar Farms<\/h3>\n          <p>Supports PV string, combiner box, inverter station, and AC distribution protection design.<\/p>\n        <\/div>\n        <div class=\"ly-ssp-card\">\n          <h3>Solar Combiner Boxes<\/h3>\n          <p>Commonly integrated into DC combiner boxes together with fuses, isolators, and monitoring devices.<\/p>\n        <\/div>\n        <div class=\"ly-ssp-card\">\n          <h3>Inverter Cabinets<\/h3>\n          <p>Used on DC input and AC output sides to reduce surge-related inverter damage risk.<\/p>\n        <\/div>\n        <div class=\"ly-ssp-card\">\n          <h3>OEM Electrical Panels<\/h3>\n          <p>Available for cabinet builders, distributors, solar EPC companies, and OEM protection assemblies.<\/p>\n        <\/div>\n      <\/div>\n\n      <div class=\"ly-ssp-answer-box\">\n        <strong>Need scenario-based recommendations?<\/strong>\n        Protection architecture varies according to lightning exposure, cable length, external lightning protection, system grounding, inverter layout, and communication interfaces. See our\n        <a href=\"\/solar-pv-surge-protection\/\" target=\"_blank\" style=\"color:#004898;font-weight:800;\">complete Solar PV Surge Protection Solution<\/a>\n        for system-level guidance.\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <!-- BUYER CHECKLIST -->\n  <div class=\"ly-ssp-section-blue\">\n    <div class=\"ly-ssp-wrap\">\n      <p class=\"ly-ssp-eyebrow\">Procurement Checklist<\/p>\n      <h2 class=\"ly-ssp-h2\">Information to Prepare Before Asking for a Solar SPD Quote<\/h2>\n      <p class=\"ly-ssp-intro\">\n        A clearer project description helps the supplier recommend the correct solar SPD faster and reduces the risk of choosing the wrong voltage, type, or pole configuration.\n      <\/p>\n\n      <div class=\"ly-ssp-card-grid-3\">\n        <div class=\"ly-ssp-card\">\n          <h3>Electrical Data<\/h3>\n          <ul>\n            <li>PV system voltage<\/li>\n            <li>Maximum string Voc<\/li>\n            <li>Modules per string<\/li>\n            <li>DC or AC installation side<\/li>\n          <\/ul>\n        <\/div>\n        <div class=\"ly-ssp-card\">\n          <h3>Installation Data<\/h3>\n          <ul>\n            <li>Combiner box or inverter input<\/li>\n            <li>Cable length and route<\/li>\n            <li>Grounding method<\/li>\n            <li>Cabinet or DIN rail space<\/li>\n          <\/ul>\n        <\/div>\n        <div class=\"ly-ssp-card\">\n          <h3>Business Data<\/h3>\n          <ul>\n            <li>Target certificate requirement<\/li>\n            <li>Quantity and delivery plan<\/li>\n            <li>OEM label or packaging need<\/li>\n            <li>Datasheet and test report request<\/li>\n          <\/ul>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <!-- BRAND TRUST -->\n  <div class=\"ly-ssp-dark\">\n    <div class=\"ly-ssp-wrap\">\n      <div class=\"ly-ssp-dark-grid\">\n        <div>\n          <p class=\"ly-ssp-eyebrow\" style=\"color:#93c5fd;\">LEEYEE \/ CNSPD<\/p>\n          <h2 class=\"ly-ssp-h2\">Solar SPD Supplier for Safer PV Electrical Systems<\/h2>\n          <p class=\"ly-ssp-intro\">\n            LEEYEE is a specialized surge protection and low-voltage protection supplier, trusted for solar PV, power distribution, telecom, industrial, and OEM applications.\n          <\/p>\n          <p class=\"ly-ssp-intro\">\n            CNSPD is LEEYEE\u2019s surge protection-focused brand platform, built to help global buyers source reliable SPDs and related low-voltage protection products.\n          <\/p>\n          <p class=\"ly-ssp-intro\" style=\"margin-bottom:0;\">\n            For solar SPD buyers, model-specific datasheets, certificate documents, product photos, OEM support, and selection assistance can be provided according to the selected product series.\n          <\/p>\n        <\/div>\n\n        <div class=\"ly-ssp-proof-grid\">\n          <div class=\"ly-ssp-proof\">\n            <strong>PV Protection Focus<\/strong>\n            <span>DC and AC SPD options for solar PV protection architecture.<\/span>\n          <\/div>\n          <div class=\"ly-ssp-proof\">\n            <strong>TUV \/ CB Support<\/strong>\n            <span>Certificate documents are available for selected solar SPD and AC SPD models.<\/span>\n          <\/div>\n          <div class=\"ly-ssp-proof\">\n            <strong>OEM Support<\/strong>\n            <span>Suitable for distributors, cabinet builders, and solar project buyers.<\/span>\n          <\/div>\n          <div class=\"ly-ssp-proof\">\n            <strong>Built to Protect<\/strong>\n            <span>Trusted to last in practical electrical protection applications.<\/span>\n          <\/div>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <!-- FAQ -->\n  <div class=\"ly-ssp-section\">\n    <div class=\"ly-ssp-wrap\">\n      <div class=\"ly-ssp-faq\">\n        <p class=\"ly-ssp-eyebrow\">FAQ<\/p>\n        <h2 class=\"ly-ssp-h2\">Solar SPD FAQ<\/h2>\n        <p class=\"ly-ssp-intro\">\n          These questions help buyers understand solar SPD selection, installation position, voltage rating, certificate support, and common protection requirements for PV systems.\n        <\/p>\n\n        <div class=\"ly-ssp-faq-item\">\n          <h3>What does solar SPD mean?<\/h3>\n          <p>Solar SPD means solar surge protective device. It is installed in photovoltaic systems to limit transient overvoltage and discharge surge current before it damages PV equipment.<\/p>\n        <\/div>\n\n        <div class=\"ly-ssp-faq-item\">\n          <h3>What is a DC surge protector for solar PV?<\/h3>\n          <p>A DC surge protector for solar PV is a PV-rated SPD installed on the DC side of the system, such as in the combiner box, DC protection box, or near the inverter DC input.<\/p>\n        <\/div>\n\n        <div class=\"ly-ssp-faq-item\">\n          <h3>Which solar SPD model should I choose for 1500V PV systems?<\/h3>\n          <p>For 1500V PV systems, a 1500V DC SPD such as LY1-C40PV\/3(S) 1500V(D4) can be considered when its voltage rating, pole configuration, surge rating, and certificate scope match the project design.<\/p>\n        <\/div>\n\n        <div class=\"ly-ssp-faq-item\">\n          <h3>Which solar SPD model should I choose for 1000V PV systems?<\/h3>\n          <p>For 1000V DC PV strings and combiner boxes, LY1-C40PV\/2(S) 1000V is a Type 1+2 DC SPD option with 20kA In, 40kA Imax, and 6.25kA Iimp.<\/p>\n        <\/div>\n\n        <div class=\"ly-ssp-faq-item\">\n          <h3>Which SPD is used on the AC side of a solar inverter?<\/h3>\n          <p>For inverter AC output or AC distribution boards, an AC SPD such as LY1-C40\/4(S) can be used when the selected AC voltage and pole configuration match the system design.<\/p>\n        <\/div>\n\n        <div class=\"ly-ssp-faq-item\">\n          <h3>Do solar panels need SPD?<\/h3>\n          <p>Solar panels and PV systems are often installed outdoors with long DC cable routes, so SPD is strongly recommended, especially in areas with lightning activity or unstable grid conditions.<\/p>\n        <\/div>\n\n        <div class=\"ly-ssp-faq-item\">\n          <h3>Where should SPD be installed in a solar PV system?<\/h3>\n          <p>DC SPD is usually installed between the PV array and inverter, such as inside the combiner box or near the inverter DC input. AC SPD is usually installed after the inverter on the AC output side.<\/p>\n        <\/div>\n\n        <div class=\"ly-ssp-faq-item\">\n          <h3>What is the difference between DC solar SPD and AC solar SPD?<\/h3>\n          <p>DC solar SPD is designed for photovoltaic DC circuits such as 600V, 1000V, or 1500V DC systems. AC solar SPD is used after the inverter for AC low-voltage distribution circuits.<\/p>\n        <\/div>\n\n        <div class=\"ly-ssp-faq-item\">\n          <h3>Can AC SPD be used on the DC side of a solar PV system?<\/h3>\n          <p>No. AC SPD and DC SPD are designed for different circuit characteristics. A PV DC circuit should use a PV-rated DC SPD with a suitable Ucpv and standard reference.<\/p>\n        <\/div>\n\n        <div class=\"ly-ssp-faq-item\">\n          <h3>How do I choose a solar SPD?<\/h3>\n          <p>Choose a solar SPD according to system voltage, maximum string Voc, DC or AC installation side, SPD type, discharge current rating, wiring configuration, grounding method, project lightning exposure, and certificate requirement.<\/p>\n        <\/div>\n\n        <div class=\"ly-ssp-faq-item\">\n          <h3>What voltage solar SPD should I use?<\/h3>\n          <p>The DC SPD should be selected according to the calculated maximum PV string open-circuit voltage at the minimum design temperature. Module Voc, modules per string, and low-temperature voltage rise should be considered before selecting a suitable Ucpv.<\/p>\n        <\/div>\n\n        <div class=\"ly-ssp-faq-item\">\n          <h3>Is Type 2 SPD enough for solar PV?<\/h3>\n          <p>Type 2 PV SPD is commonly used where protection is mainly required against induced and switching surges. Type 1+2 PV SPD should be considered where partial lightning current may enter the electrical system, such as installations affected by an external lightning protection system or projects identified by risk assessment.<\/p>\n        <\/div>\n\n        <div class=\"ly-ssp-faq-item\">\n          <h3>Do these solar SPD models have TUV and CB support?<\/h3>\n          <p>Yes. TUV and CB document support is available for the solar SPD models discussed on this page. For formal tenders or project filing, please confirm the certificate scope against the exact selected model.<\/p>\n        <\/div>\n\n        <div class=\"ly-ssp-faq-item\">\n          <h3>What information should I provide for solar SPD selection?<\/h3>\n          <p>You can provide PV system voltage, maximum string Voc, inverter type, DC or AC side installation, grounding method, number of strings, cabinet type, project location, lightning risk level, and target certification requirement.<\/p>\n        <\/div>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <!-- RELATED TOPICS -->\n  <div class=\"ly-ssp-section-soft\">\n    <div class=\"ly-ssp-wrap\">\n      <p class=\"ly-ssp-eyebrow\">Related Product Topics<\/p>\n      <h2 class=\"ly-ssp-h2\">Related Solar SPD and Surge Protection Pages<\/h2>\n      <p class=\"ly-ssp-intro\">\n        Explore related surge protection products and solar PV protection pages to compare DC SPD, AC SPD, 1500V DC SPD, certificates, and complete PV protection solutions.\n      <\/p>\n\n      <div class=\"ly-ssp-related\">\n        <a href=\"\/shop\/surge-protective-device\/\" target=\"_blank\">Surge Protective Device<\/a>\n        <a href=\"\/shop\/dc-surge-protective-device\/\" target=\"_blank\">DC Surge Protective Device<\/a>\n        <a href=\"\/shop\/ac-surge-protective-device\/\" target=\"_blank\">AC Surge Protective Device<\/a>\n        <a href=\"\/solar-pv-surge-protection\/\" target=\"_blank\">Complete Solar PV Surge Protection Solution<\/a>\n        <a href=\"\/dc-spd-up-to-1500v\/\" target=\"_blank\">1500V DC SPD<\/a>\n        <a href=\"\/patents-certificates\/\" target=\"_blank\">Certificates<\/a>\n        <a href=\"\/shop\/all-products\/\" target=\"_blank\">All Products<\/a>\n        <a href=\"\/about-us\/\" target=\"_blank\">About LEEYEE<\/a>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <!-- CTA -->\n  <div class=\"ly-ssp-cta\">\n    <div class=\"ly-ssp-wrap\">\n      <h2>Need Help Selecting the Right Solar SPD?<\/h2>\n      <p>\n        Tell us your PV system voltage, maximum string Voc, inverter side, application, grounding method, cabinet requirement, quantity, and target certificate. LEEYEE can help recommend a suitable DC or AC solar SPD.\n      <\/p>\n      <div class=\"ly-ssp-btn-row\" style=\"justify-content:center;\">\n        <a href=\"javascript:void(0);\" class=\"ly-ssp-btn-primary leeyee-site-popup-btn\">Request Solar SPD Selection<\/a>\n      <\/div>\n    <\/div>\n  <\/div>\n\n  <!-- STRUCTURED DATA -->\n  <script type=\"application\/ld+json\">\n  {\n    \"@context\": \"https:\/\/schema.org\",\n    \"@graph\": [\n      {\n        \"@type\": \"BreadcrumbList\",\n        \"@id\": \"https:\/\/www.cnspd.com\/solar-spd\/#breadcrumb\",\n        \"itemListElement\": [\n          {\n            \"@type\": \"ListItem\",\n            \"position\": 1,\n            \"name\": \"Home\",\n            \"item\": \"https:\/\/www.cnspd.com\/\"\n          },\n          {\n            \"@type\": \"ListItem\",\n            \"position\": 2,\n            \"name\": \"Products\",\n            \"item\": \"https:\/\/www.cnspd.com\/shop\/all-products\/\"\n          },\n          {\n            \"@type\": \"ListItem\",\n            \"position\": 3,\n            \"name\": \"Surge Protective Device\",\n            \"item\": \"https:\/\/www.cnspd.com\/shop\/surge-protective-device\/\"\n          },\n          {\n            \"@type\": \"ListItem\",\n            \"position\": 4,\n            \"name\": \"Solar SPD\",\n            \"item\": \"https:\/\/www.cnspd.com\/solar-spd\/\"\n          }\n        ]\n      },\n      {\n        \"@type\": \"Organization\",\n        \"@id\": \"https:\/\/www.cnspd.com\/#organization\",\n        \"name\": \"LEEYEE\",\n        \"alternateName\": \"CNSPD\",\n        \"url\": \"https:\/\/www.cnspd.com\/\",\n        \"description\": \"LEEYEE is a specialized surge protection and low-voltage protection supplier. CNSPD is LEEYEE's surge protection-focused brand platform.\"\n      },\n      {\n        \"@type\": \"ItemList\",\n        \"@id\": \"https:\/\/www.cnspd.com\/solar-spd\/#solar-spd-options\",\n        \"name\": \"Solar SPD Product Options\",\n        \"itemListElement\": [\n          {\n            \"@type\": \"ListItem\",\n            \"position\": 1,\n            \"name\": \"LY1-C40PV\/3(S) 1500V(D4) Type 1+2 DC Solar SPD\",\n            \"url\": \"https:\/\/www.cnspd.com\/ly1-c40pv3s-1500vd4-pluggable-multi-pole-spd-product\/\"\n          },\n          {\n            \"@type\": \"ListItem\",\n            \"position\": 2,\n            \"name\": \"LY1-C40PV\/2(S) 1000V Type 1+2 DC Solar SPD\",\n            \"url\": \"https:\/\/www.cnspd.com\/ly1-c40pv2s1000v-pluggable-dc-spd-product\/\"\n          },\n          {\n            \"@type\": \"ListItem\",\n            \"position\": 3,\n            \"name\": \"LY1-C40PV\/2(S) 600V Type 2 DC Solar SPD\",\n            \"url\": \"https:\/\/www.cnspd.com\/ly1-c40pv2s6-600v-pluggable-dc-spd-product\/\"\n          },\n          {\n            \"@type\": \"ListItem\",\n            \"position\": 4,\n            \"name\": \"LY1-C40\/4(S) Type 2 AC SPD\",\n            \"url\": \"https:\/\/www.cnspd.com\/ly1-c40-surge-protection-device-product\/\"\n          }\n        ]\n      },\n      {\n        \"@type\": \"FAQPage\",\n        \"@id\": \"https:\/\/www.cnspd.com\/solar-spd\/#faq\",\n        \"mainEntity\": [\n          {\n            \"@type\": \"Question\",\n            \"name\": \"What does solar SPD mean?\",\n            \"acceptedAnswer\": {\n              \"@type\": \"Answer\",\n              \"text\": \"Solar SPD means solar surge protective device. It is installed in photovoltaic systems to limit transient overvoltage and discharge surge current before it damages PV equipment.\"\n            }\n          },\n          {\n            \"@type\": \"Question\",\n            \"name\": \"What is a DC surge protector for solar PV?\",\n            \"acceptedAnswer\": {\n              \"@type\": \"Answer\",\n              \"text\": \"A DC surge protector for solar PV is a PV-rated SPD installed on the DC side of the system, such as in the combiner box, DC protection box, or near the inverter DC input.\"\n            }\n          },\n          {\n            \"@type\": \"Question\",\n            \"name\": \"Which solar SPD model should I choose for 1500V PV systems?\",\n            \"acceptedAnswer\": {\n              \"@type\": \"Answer\",\n              \"text\": \"For 1500V PV systems, a 1500V DC SPD such as LY1-C40PV\/3(S) 1500V(D4) can be considered when its voltage rating, pole configuration, surge rating, and certificate scope match the project design.\"\n            }\n          },\n          {\n            \"@type\": \"Question\",\n            \"name\": \"Which solar SPD model should I choose for 1000V PV systems?\",\n            \"acceptedAnswer\": {\n              \"@type\": \"Answer\",\n              \"text\": \"For 1000V DC PV strings and combiner boxes, LY1-C40PV\/2(S) 1000V is a Type 1+2 DC SPD option with 20kA In, 40kA Imax, and 6.25kA Iimp.\"\n            }\n          },\n          {\n            \"@type\": \"Question\",\n            \"name\": \"Which SPD is used on the AC side of a solar inverter?\",\n            \"acceptedAnswer\": {\n              \"@type\": \"Answer\",\n              \"text\": \"For inverter AC output or AC distribution boards, an AC SPD such as LY1-C40\/4(S) can be used when the selected AC voltage and pole configuration match the system design.\"\n            }\n          },\n          {\n            \"@type\": \"Question\",\n            \"name\": \"Do solar panels need SPD?\",\n            \"acceptedAnswer\": {\n              \"@type\": \"Answer\",\n              \"text\": \"Solar panels and PV systems are often installed outdoors with long DC cable routes, so SPD is strongly recommended, especially in areas with lightning activity or unstable grid conditions.\"\n            }\n          },\n          {\n            \"@type\": \"Question\",\n            \"name\": \"Where should SPD be installed in a solar PV system?\",\n            \"acceptedAnswer\": {\n              \"@type\": \"Answer\",\n              \"text\": \"DC SPD is usually installed between the PV array and inverter, such as inside the combiner box or near the inverter DC input. AC SPD is usually installed after the inverter on the AC output side.\"\n            }\n          },\n          {\n            \"@type\": \"Question\",\n            \"name\": \"What is the difference between DC solar SPD and AC solar SPD?\",\n            \"acceptedAnswer\": {\n              \"@type\": \"Answer\",\n              \"text\": \"DC solar SPD is designed for photovoltaic DC circuits such as 600V, 1000V, or 1500V DC systems. AC solar SPD is used after the inverter for AC low-voltage distribution circuits.\"\n            }\n          },\n          {\n            \"@type\": \"Question\",\n            \"name\": \"Can AC SPD be used on the DC side of a solar PV system?\",\n            \"acceptedAnswer\": {\n              \"@type\": \"Answer\",\n              \"text\": \"No. AC SPD and DC SPD are designed for different circuit characteristics. A PV DC circuit should use a PV-rated DC SPD with a suitable Ucpv and standard reference.\"\n            }\n          },\n          {\n            \"@type\": \"Question\",\n            \"name\": \"How do I choose a solar SPD?\",\n            \"acceptedAnswer\": {\n              \"@type\": \"Answer\",\n              \"text\": \"Choose a solar SPD according to system voltage, maximum string Voc, DC or AC installation side, SPD type, discharge current rating, wiring configuration, grounding method, project lightning exposure, and certificate requirement.\"\n            }\n          },\n          {\n            \"@type\": \"Question\",\n            \"name\": \"What voltage solar SPD should I use?\",\n            \"acceptedAnswer\": {\n              \"@type\": \"Answer\",\n              \"text\": \"The DC SPD should be selected according to the calculated maximum PV string open-circuit voltage at the minimum design temperature. Module Voc, modules per string, and low-temperature voltage rise should be considered before selecting a suitable Ucpv.\"\n            }\n          },\n          {\n            \"@type\": \"Question\",\n            \"name\": \"Is Type 2 SPD enough for solar PV?\",\n            \"acceptedAnswer\": {\n              \"@type\": \"Answer\",\n              \"text\": \"Type 2 PV SPD is commonly used where protection is mainly required against induced and switching surges. Type 1+2 PV SPD should be considered where partial lightning current may enter the electrical system, such as installations affected by an external lightning protection system or projects identified by risk assessment.\"\n            }\n          },\n          {\n            \"@type\": \"Question\",\n            \"name\": \"Do these solar SPD models have TUV and CB support?\",\n            \"acceptedAnswer\": {\n              \"@type\": \"Answer\",\n              \"text\": \"Yes. TUV and CB document support is available for the solar SPD models discussed on this page. For formal tenders or project filing, please confirm the certificate scope against the exact selected model.\"\n            }\n          },\n          {\n            \"@type\": \"Question\",\n            \"name\": \"What information should I provide for solar SPD selection?\",\n            \"acceptedAnswer\": {\n              \"@type\": \"Answer\",\n              \"text\": \"You can provide PV system voltage, maximum string Voc, inverter type, DC or AC side installation, grounding method, number of strings, cabinet type, project location, lightning risk level, and target certification requirement.\"\n            }\n          }\n        ]\n      }\n    ]\n  }\n  <\/script>\n\n  <!-- USE EXISTING IMPREZA POPUP -->\n  <script>\n    document.addEventListener('DOMContentLoaded', function () {\n      var buttons = document.querySelectorAll('.leeyee-site-popup-btn');\n\n      buttons.forEach(function (button) {\n        button.addEventListener('click', function (e) {\n          e.preventDefault();\n\n          var realPopupTrigger = document.querySelector('.w-popup.ush_popup_1 .w-popup-trigger');\n\n          if (realPopupTrigger) {\n            realPopupTrigger.click();\n          }\n        });\n      });\n    });\n  <\/script>\n<\/section><\/div><\/div><\/div><\/div><\/div><\/section>\n","protected":false},"excerpt":{"rendered":"Home &gt; Products &gt; Surge Protective Device &gt; Solar SPD Solar PV Surge Protection Solar SPD for Photovoltaic Surge Protection A solar SPD is a surge protective device used in photovoltaic systems to protect PV panels, combiner boxes, inverters, and AC distribution equipment from lightning-induced surges and transient overvoltage. LEEYEE supplies DC and AC solar...","protected":false},"author":18,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-29394","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Solar SPD for PV Systems | DC Solar Surge Protector Manufacturer | LEEYEE<\/title>\n<meta name=\"description\" content=\"Choose solar SPD for PV systems. 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