Electricity Meter, Latching Relay, Magnetic Latching Relay manufacturer / supplier in China, offering Smart Single Phase DIN Rail Electronic Energy Meter with Lora/Lorawan/Ttl EU868 Built-in Relay, Stable 100A 250VAC Bistable Latching Relay for Solar Panel, IEC 61851-1 60A 250VAC 3pin Dual Coil 12V AC Latching Relay for EV Charger and so on.