Current and Voltage display current display voltage display It connects ,cuts off and carries working current of the circuit. Whenever there is overload,short circuit or overvoltage,it provides the most reliable protection to ensure the safety of circuit and powerYou can combinative...

Surge excluder Protection against instantaneous current up to 10,000A(<0.000001second) ;nominal discharge current 8.20us Surge excluder provides protection against instantaneous current up to 10,000 amperes with booting time less than one microsecond(<0.000001second) and nominal...

Air Switch keep safety as overload, short circuit or overvoltage You can combinative any modules including air switch, surge excluder(SPD) , over-load protector, digital current display, Double-break switch , or Network Surge excluder etc. ...

Network surge excluder excludes the eletric surge to protect relative setups,eg: network cards,hubs,exchanges and routers etc. It excludes the eletric surge to protect relative setups,such as network cards,hubs,exchanges and routers,and ensure the continuing transmission of data.You...

Double-break Switch With LED indicator ...

Current and Voltage display current display voltage display SPD function show activated green LED when the lightning protection circuit is in normal working status.Earth indicator is for an automatic detection of earth wire, and it show actived red LED when there is no ground...