1/3 hp 1075 RPM, 3 speed 1.2 amps 230V Volts 60 Hz PSC Motor5.6" Dia. Frame, Rolled Steel, Flat Shaft 9" x 1/2" x 9"Service Factor = 1, Overload Protection: AutoResilient Base Mount, Sleeve Bearings, Class B Insulation, CCW Lead End1 Year Manufacture WarrantyDirect Drive Fan Motor for central HVAC systems. Wiring diagram on motor name plate. OAO = Open Air-Over, KD55HSR5249R11B