1/2 hp 3600 RPM, 2.1-2.2/1.1 amps 208-230/460 Volts 60 Hz Three Phase MotorNEMA 56C Frame, Keyed Shaft 5/8" Diameter x 1 7/8" LongService Factor: 1.25, Overload protection = NoneFace Mount, Ball Bearings, Class B Insulation, Reversible1 Year Manufacture WarrantySpecial purpose three phase C- Face motor is usually used in commercial applications involving specialized pumps. Wiring diagram on motor name plate. ODP = Open Drip-Proof. P055DAP1346015J