
O 20kA 3P+N GDT AC surge protective device is a compact, high-efficiency surge protector for three-phase + neutral AC systems.
It combines GDT discharge tubes com MOV ZnO varistors, providing strong lightning protection and low let-through voltage.
The body is made from PVC/PA66/PBT, compliant with IEC 61643-11:2011 / EN 61643-11:2022, and certified by CE E TUV.
Somos uma factory-based OEM/ODM surge protective device manufacturer, providing wholesale, bulk buy, and in bulk services.
Cenários aplicáveis / Sectores de aplicação
Ideal for AC distribution boxes, solar inverter systemse control cabinets, apoiando 35mm DIN rail installation.










