
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.
Applicable scenarios / Application industries
Perfect for AC distribution panels, industrial equipment, residential surge boxeset solar systems, this SPD features 35mm DIN rail mounting for fast installation and maintenance.



