
O 100kA 3 pole surge protective device delivers heavy-duty protection for three-phase power systems in industrial and commercial facilities.
Built with graphite arc gap + MOV ZnO technology, it provides extremely fast response time and high discharge capacity against surge currents.
Its housing uses durable PVC/PA66/PBT materials, compliant with IEC 61643-11:2011 / EN 61643-11:2022, and certified by CE and TUV.
We are a professional surge protective device manufacturer and supplier, offering OEM, ODM, wholesale, factory direct, and bulk buy support.
Installation is simple via 35mm DIN rail, suitable for solar combiner boxes, power control systemse AC distribution panels.






