Description
US Motors 3742H Condenser Fan Motor Overview
The US Motors 3742H is a heavy-duty condenser fan motor engineered for reliable performance in demanding HVAC applications. Built around a Permanent Split Capacitor (PSC) design, this motor delivers consistent, energy-efficient operation in commercial and residential condensing units. Its Totally Enclosed Air Over (TEAO) enclosure protects internal components from contaminants while allowing airflow over the motor for cooling — ideal for outdoor condenser fan duty.
Key Specifications
- Horsepower: 3/4 HP
- Voltage: 460 VAC
- Phase: Single Phase
- Speed: 1075 RPM
- Full Load Amps: 2.0 A
- NEMA Frame Size: 48Y
- Enclosure: Totally Enclosed Air Over (TEAO)
- Bearing Type: Ball Bearing
- Mount Type: Stud Mount
- Shaft Diameter: 1/2″
- Rotation: Reversible
- Motor Type: Permanent Split Capacitor (PSC)
Features & Benefits
- Permanent Split Capacitor (PSC) design for efficient, quiet operation and high starting torque
- Totally Enclosed Air Over (TEAO) enclosure protects against dust, moisture, and debris in outdoor environments
- Ball bearings provide long service life and reduced maintenance requirements
- Reversible rotation allows flexible installation to meet varied condenser fan configurations
- Stud mount design simplifies installation and secure positioning within the unit
- 48Y NEMA frame ensures compatibility with a wide range of OEM and replacement applications
- 1/2″ shaft diameter for reliable coupling to condenser fan blades
- Rated at 460 VAC single phase — suitable for commercial HVAC systems
Application
The US Motors 3742H is designed for use as a condenser fan motor in air conditioning and refrigeration systems. Its TEAO enclosure and ball bearing construction make it well-suited for outdoor condensing units where exposure to the elements and continuous-duty operation are expected. The reversible rotation capability and stud mount configuration offer installation versatility across a broad range of equipment.
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