Electricity Meter, Latching Relay, Magnetic Latching Relay manufacturer / supplier in China, offering IVY General Purpose Miniature Auto 120A Latching Electromagnetic Relay, 100A DIN Rail Power Meter for EV Electric Charging Metering Monitor with IR RS485, 240A 400V DC Energy Meter for EV PV Charging Metering with RS485 Class 1 and so on.