4000W 220V AC SCR Motor Speed Controller Module Voltage Regulator Dimmer BI Z4X9

ITEM NAME:4000W 220V AC SCR Motor Speed Controller Module Voltage Regulator Dimmer BI Z4X9 Description&Preview.Feature: The input is connected with AC 220V, output is connected to the electric stove wire or motor appliances. Efficiency: more than 90%. Load does not exceed the maximum power, otherwise it will burn module and electrical appliances;.