Description
The US Motors 1863 is a reliable, versatile permanent split capacitor (PSC) motor engineered for demanding HVAC fan and blower applications. Delivering 1/4 horsepower at a quiet 1075 RPM, this motor is built to provide consistent, energy-efficient airflow across a wide range of residential and light commercial systems.
Key Electrical Specifications
- Horsepower: 1/4 HP
- Voltage: 115V AC
- Phase: Single Phase
- Speed: 1075 RPM, 3-Speed
- Amperage: 3.5 Amps
- Motor Type: Permanent Split Capacitor (PSC)
Mechanical & Physical Specifications
- NEMA Frame Size: 48Y
- Enclosure Type: Open Air Over (OAO)
- Bearing Type: Self-Aligning Ball Bearing
- Shaft Diameter: 1/2″
- Rotation: Reversible
- Mounting Options: Stud, Band, or Hub Mount
Features & Benefits
- Three-speed operation allows flexible airflow control to match system demands
- Reversible rotation provides installation flexibility for a variety of fan and blower configurations
- Self-aligning ball bearings reduce friction and extend motor service life
- Multiple mounting options — stud, band, or hub — simplify retrofits and new installations
- 48Y NEMA frame ensures broad cross-reference compatibility with OEM replacements
- Open air-over enclosure design is ideal for direct-drive fan and blower applications where airflow cools the motor
- PSC motor design delivers smooth, quiet operation with improved energy efficiency over shaded-pole alternatives
Typical Applications
- Residential furnace and air handler blower motors
- Fan coil unit motors
- Evaporative cooler motors
- Direct-drive ventilation fans
- Light commercial HVAC blower assemblies
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