Description
The Century 665A is a heavy-duty Permanent Split Capacitor (PSC) motor engineered for reliable performance in a wide range of HVAC and commercial fan applications. With a reversible rotation design and robust 48Y NEMA frame, this motor is a versatile drop-in replacement for OEM and aftermarket installations alike.
Motor Specifications
- Horsepower: 1/3 HP
- Voltage: 208–230 VAC
- Phase: Single Phase
- Speed: 1,625 RPM (1 Speed)
- Amperage: 1.9 Amps
- Motor Type: Permanent Split Capacitor (PSC)
Frame & Construction
- NEMA Frame Size: 48Y
- Enclosure: Semi-Enclosed
- Bearing Type: Sleeve Bearing
- Shaft: 1/2″ diameter x 6″ length
- Rotation: Reversible
Key Features & Benefits
- Permanent Split Capacitor design delivers smooth, quiet operation and high energy efficiency
- Reversible rotation provides installation flexibility across a variety of equipment configurations
- 48Y NEMA frame ensures broad cross-compatibility with standard HVAC equipment mounting footprints
- Sleeve bearing construction offers quiet, low-maintenance operation ideal for continuous-duty applications
- Semi-enclosed housing protects internal components from dust and debris in typical HVAC environments
- 1/2″ x 6″ shaft accommodates a wide range of fan blades and pulleys
Typical Applications
- Condenser fan motor replacement
- Evaporator fan motor replacement
- Commercial and residential HVAC units
- Fan coil units and air handlers
- General-purpose OEM motor replacement







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