Energy saving EC motor driver, available in 115V, 230V and 380VAC version, 100% controllable speed by 0-10V/PWM signal input. What ... EC motor controller driver: Supply Voltage: 115V, 230V, 380VACMax power: 60WSpeed control: 100% controllable by 0-10V and PWM signal.Function ... range, No noise, hall-free, power,etc. power,etc. 230V AC three phase electronically commutated ec fan motor driver controller