VEVOR Furnace Blower Motor. VEVOR 1/2HP furnace blower motor provides powerful airflow for efficient heating and cooling. It features 1720 RPM high speed, operates at 115V with 7.1Amps current. With 0.39 in. Shaft diameter, 0.78 in. Shaft length, and reversible CW/CCW rotation, it’s an ideal choice for air conditioning duct systems and furnaces. Brand Unbranded Type Car Cooling Systems MPN Does not apply Automotive Part Type Auxiliary Battery Relay Automotive Part Type Auxiliary Battery Relay Returnable 90-Day Returnable 90-Day. Your Best Online Business Partner. 1/2HP Furnace Blower Motor 1720RPM 115V 7.1A Belt Drive 0.39 in.