US Motors® Rescue® Direct Drive Fan/Blower, Fan & Blower Motors Application, 1/2 hp, 208 to 230 VAC, 3.6 A, 60 Hz Frequency, 1 ph, 1075 rpm Speed, 4 Speed, Open Air Over Enclosure, 48Y Frame, 1/2 in Dia Shaft, Reversible Rotation, 1 Service Factor, Self-Aligning Ball Bearing, 53.44 oz-ft Breakdown, 10.75 oz-ft Locked Rotor Torque, Belly Band/Hub Ring/Stud Mounting, Insulation Class: Class B, 5.6 in Dia x 9.8 in L Dimensions