1/4 hp 1800 RPM, 1.3/0.7 amps 208-230/460 Volts Three Phase MotorNEMA 48 Frame Keyed Shaft 1/2" Diameter x 1 7/8"ODP; Service Factor: 1.35, Overload protection = NoneReversible, Rigid Base Mount, Ball Bearings, Class B Insulation"C" Dimension = 9.6"1 Year Manufacture WarrantyGeneral purpose motor can be used for many applications requiring a three phase electric motor. Continuous Duty. Premium efficient. 40C Ambient Temp. Wiring diagram on motor name plate. ODP = Open Drip ProofP055DHS1586015B