ขาย เครื่องควบคุมความเร็วแรงดันไฟฟ้า AC 220 V 4000W ราคาที่ดีที่สุด

Specification: Brand new and high quality Maximum Power: 4000W Output voltage: 0-220V(Can adjust potentiometer output to be 0V) Voltage Regulation: AC 0-220V, after opening SCR adjust from about 10V Max current:20A Size: Approx. 85x 60 x45mm (L*W*H) Protection: Anti-spike, Surge, RC absorption (EOC) Features: Adopts high quality SCR,Advanced circuit design Aluminum shell,difficult to be crashed, and can protect people from mistakenly electric shock The input is connected with AC 220V, output is connected to the electric stove wire or motor appliances, then rotate the knob for speed, voltage, temperature control. With fan,under ambient temperature is not high and adequate ventilation condition,it can work for a long time in 3000-4000W Great for electric furnace, water heater, lamps, small motor, electric iron, etc Package included: 1 x 4000W Motor Speed Control Controller Note: Load does not exceed the maximum power, otherwise it will burn module and electrical appliances