Energy Meter, Power Meter, Electricity Meter manufacturer / supplier in China, offering PMC-220 35mm DIN Rail Class 0.5 Self-Powered Single-Phase Multifunction Meter for Current Energy Power Measurement with RS-485, PMC-220 DIN Rail Self-Powered Single-Phase Multifunction Meter for Electric Voltage Energy Measurement with 1 Solid State Output, PMC-220 DIN Rail Self-Powered Single-Phase 63A Direct Input Multifunction Meter for Electricity Voltage Energy Measurement with Optional I/O and so on.