Direct Drive Blower Motor PSC Motor Type Open Air-Over Enclosure 3/4 HP 1075 Nameplate RPM Voltage 460 2.1 Full Load Amps 60 Hz 1 Phase 48 Frame Service Factor 1.0 Max Ambient Temp 60 Degrees C Insulation Class B Duty Continuous Air Over Number of Speeds 3 Mounting Ring/Stud/Band Shaft Orientation Horizontal Bearings Ball Thermal Protection Auto Rotation CW/CCW Nominal Efficiency 69.6 Percent Body Dia 5-5/8 In. Length Less Shaft 6-13/16 In. Overall Length 13-7/16 In.