
Our 100kA 4 pole AC surge protective device provides full protection for three-phase + neutral (4P) systems. It integrates graphite arc gap discharge chambers with MOV ZnO varistors, ensuring stable and high discharge capacity.
Encased in flame-retardant PVC/PA66/PBT housing, the device complies with IEC 61643-11:2011 / EN 61643-11:2022 and is approved with CE & TUV certifications.
We are a surge protection device factory and OEM/ODM manufacturer, supporting bulk orders, wholesale pricing, and in bulk supply.
Perfect for AC distribution panels, industrial equipment, residential surge boxesund solar systems, this SPD features 35mm DIN rail mounting for fast installation and maintenance.



