Available in 1/6hp, 1/5hp, 1/4hp, 1/3hp, 1/2hp, 3/4hp to 1hp. it can save 30% energy than typical PSC induction motor, EC tech ... . USing EC motor ... operability choices, and to minimize noise 1. 120V or AC240 (180-270V), 50/60Hz2. EC Motor: Die cast aluminum housing and cover ...