FAQ for LY21-2 CAT1/CAT4/CAT8 RJ45 NETWORK SURGE PROTECTIVE DEVICE
1. What is the main purpose of this RJ45 network surge protective device?
This model is designed to protect Ethernet data transmission lines from lightning surges and induced transient voltages in non-POE networks.
2. What is the difference between this model and POE surge protectors?
Unlike POE SPDs, this version focuses purely on data signal protection and does not carry DC power, making it suitable for standard Ethernet systems.
3. Which environments commonly use this SPD?
It is widely used in office networks, industrial Ethernet systems, automation communication lines, and control cabinets.
4. What protection components are used internally?
The device adopts high-speed MOV-based protection, ensuring fast response without affecting signal transmission.
5. Will this SPD reduce network speed or bandwidth?
No. It is designed to support stable data transmission with minimal insertion loss, suitable for continuous operation.
6. How should this RJ45 SPD be installed?
It is installed inline with the Ethernet cable, close to the protected network equipment.
7. Is this product available for OEM and bulk orders?
Yes. As a professional SPD factory, we support OEM branding, wholesale supply, and bulk production.
