Energy saving EC motor driver, available in 115V, 230V and 380VAC version, 100% controllable speed by 0- ... of EBLD53E EC motor controller driver: Supply Voltage: 115V, 230V, 380VACMax power: 60WSpeed control: 100% controllable by 0-10V ... -free, power,etc.Applications: External rotor motor, centrifugal fan, centrifugal blower, axial fan in HVAC,Tele-communication, refrigeration, clean room, IT industry ...