ITEM NAME:2000W AC Motor Speed Control Controller Adjustable Voltage Regulator 50-220V ME 2000W AC Motor Speed Control Controller Adjustable Voltage Regulator 50-220V - YouTube Video will open in a new window Using the.The maximum output power: 2000W. It can be very convenient adjust the current up to 25A, and solve the over current problem of the heating wire resistance is too small in the case of cooling causing good.