Current Transformer, Current Sensors, Rogowski Coil manufacturer / supplier in China, offering TR New 70mm Aperture Hall Effect Current Sensor Input AC 1500A Output DC 4~20mA for New Energy Power Management, TR Hall Effect Current Sensor Input AC 100A-1500A Output DC 4-20mA for Real-Time Monitoring and Protection of Power Systems, TR Closed Loop 3phase Hall Current Sensor 20mm Current Transformer AC 100A DC 5V for UPS SMPS and so on.