Current Sensor, Voltage Sensor, Current Transducer manufacturer / supplier in China, offering HS2A H00 High Precision New Energy and Measurement relay protection Open Loop Current Sensor 500A Series Current Sensor, Compatible New Lem Clasic HS2A H00 Use for AC Variable Speed Good Quality Hall Current Sensor, Multifunctionl Hall Current Transducer Sensor HS2A 100 H00 for Uninterruptible Power Supply (UPS) and so on.