Description
The US Motors 1645 is a precision-engineered Permanent Split Capacitor (PSC) motor built to deliver dependable, long-lasting performance in demanding HVAC applications. Designed for OEM and replacement use, this motor pairs efficient electrical characteristics with a rugged mechanical build to keep your systems running at peak efficiency.
Electrical Specifications
- Horsepower: 1/6 HP
- Voltage: 208–230V AC
- Phase: Single Phase
- Amperage: 1.4 Amps
- Motor Type: Permanent Split Capacitor (PSC)
Mechanical Specifications
- Speed: 1550 RPM
- NEMA Frame Size: 48Y
- Enclosure Type: Open Air Over (OAO)
- Bearing Type: Ball Bearing
- Mounting Style: Stud Mount
- Shaft Diameter: 1/2″
- Rotation: Clockwise (CW) from Lead End
Key Features & Benefits
- PSC motor design provides smooth, quiet operation and improved energy efficiency compared to shaded-pole motors
- Ball bearing construction ensures extended service life and reduced maintenance requirements
- Open Air Over (OAO) enclosure allows airflow over the motor for effective cooling in air-handling applications
- 48Y NEMA frame ensures broad OEM compatibility and straightforward drop-in replacement
- Stud mount configuration simplifies installation in a wide variety of equipment configurations
- 1/2″ shaft diameter accommodates standard HVAC fan and blower wheel connections
- CW rotation from lead end suits common condenser fan and blower applications
Typical Applications
- Condenser fan motors
- Evaporator fan motors
- Air handler blower assemblies
- Fan coil units
- OEM equipment replacement
The US Motors 1645 is a trusted choice for HVAC professionals seeking a reliable, efficient motor replacement that meets industry-standard specifications. Its combination of ball bearing durability, PSC efficiency, and 48Y NEMA frame compatibility makes it a versatile solution for a wide range of commercial and residential HVAC equipment.
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