Description
The US Motors 8632UI is a heavy-duty condenser fan motor engineered for dependable performance in commercial and residential HVAC applications. Designed to meet the demanding requirements of air-over environments, this motor delivers consistent airflow management across a wide range of cooling systems.
Key Specifications
- Horsepower: 1/2 HP
- Voltage: 277V
- Speed: 1250 RPM
- Rotation: CCWLE (Counter-Clockwise, Lead End)
- Enclosure Type: OPAO (Open, Air Over)
- SKU: 8632UI
Motor Features & Benefits
- 277V single-phase input — ideal for commercial lighting panel circuits commonly found in commercial HVAC installations
- 1250 RPM operating speed delivers efficient, low-noise condenser fan performance
- Counter-Clockwise Lead End (CCWLE) rotation for direct OEM replacement compatibility
- Open Air-Over (OPAO) enclosure design allows condenser airflow to cool the motor, extending service life in demanding outdoor environments
- Built to US Motors’ exacting quality standards for long-term reliability and reduced maintenance
Application
The 8632UI is well-suited for condenser fan duty in commercial rooftop units, split-system condensers, and other air-over motor applications where a 277V supply is available. Its OPAO enclosure makes it particularly effective in installations where the motor is cooled by the airstream it drives, a common configuration in packaged and split HVAC equipment.
Why Choose US Motors?
US Motors, a Nidec brand, is a trusted name in HVAC motor technology with decades of experience supplying motors to the heating, cooling, and refrigeration industries. The 8632UI reflects that legacy — offering contractors and technicians a reliable, drop-in replacement motor backed by proven engineering.







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