https://www.eastrongroup.com/product/single-phase-multifunction-energy-meter/single-phase-rj12-connection-easy-click-multifunction-energy-meter-mid.html
SDM120CT-RJ Single Phase RJ12 Connection Easy Click Multi-function Energy Meter, MID Manufacturers,...
Eastron is China SDM120CT-RJ Single Phase RJ12 Connection Easy Click Multi-function Energy Meter, MID Manufacturers and Custom Suppliers, Factory,SDM120CT-RJ...