CHNT CHINT DDSU666 DDSU666-H DTSU666 Single Phase DIN-Rail Meter 5(80)A 1.5(6)A (RS485) Power Inverter Electric Meter CHNT CHINT DDSU666 DDSU666-H DTSU666 Single Phase DIN-Rail Meter 5(80)A 1.5(6)A (RS485) Power Inverter Electric Meter. Sale price : $8.64 Category : Home Improvement