Fan and Blower Motor, Single Phase, Motor Design Permanent Split Capacitor, 1/2, 1/3, 3/4 HP, Nameplate RPM 1,075, No. of Speeds 3, Voltage 277V AC, Full Load Amps 1.6, 2.2, 3.9, F48Y Frame, Motor Service Factor 1, Motor Thermal Protection Auto, Ins. Class B, Max. Ambient Temp. 40 Degrees C, Motor Shaft Rotation Reversible, Motor Enclosure Design Open Enclosed, Motor Mounting Type Resilient Ring, Motor Mounting Position Any, Motor Frame Material Rolled Steel