Description
The US Motors 1971 is a reliable permanent split capacitor (PSC) blower motor engineered for demanding HVAC air-handling applications. Built to fit a wide range of residential and light-commercial furnaces, air handlers, and fan coil units, this motor delivers consistent airflow performance with the flexibility contractors and technicians need in the field.
Electrical Specifications
- Voltage: 208–230V AC
- Phase: Single Phase
- Amperage: 1.5 Amps
- Motor Type: Permanent Split Capacitor (PSC)
Performance Specifications
- Horsepower: 1/4 HP
- Speed: 1075 RPM, 3-Speed
- Rotation: Reversible
Mechanical Specifications
- NEMA Frame Size: 48Y
- Enclosure Type: Open Air Over (OAO)
- Bearing Type: Self-Aligning Sleeve Bearing
- Shaft Diameter: 1/2″
- Mounting Options: Hub, Stud, or Band Mount
Key Features & Benefits
- Three-speed operation allows flexible airflow matching to system requirements
- Reversible rotation simplifies installation and reduces the need for multiple stocked SKUs
- Self-aligning sleeve bearing provides quiet, long-lasting operation with minimal maintenance
- Hub, stud, or band mount compatibility ensures broad OEM and aftermarket fitment
- 48Y NEMA frame is an industry-standard size for straightforward drop-in replacement
- Open air-over enclosure design is optimized for use in airstream applications
- PSC motor design delivers energy-efficient, smooth operation compared to shaded-pole alternatives
Typical Applications
- Residential and light-commercial furnace blower assemblies
- Air handler and fan coil unit blower sections
- Replacement for failed or worn OEM blower motors in 48Y frame equipment







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