Description
Fasco D152A 4-Speed OAO Motor Overview
The Fasco D152A is a robust, single-phase open air over (OAO) motor engineered for demanding HVAC and ventilation applications. With four selectable speed settings, this motor delivers the operational flexibility required across a wide range of commercial and residential air-moving equipment, including evaporative coolers, fans, and blowers.
Key Specifications
- Brand: Fasco
- SKU / Model: D152A
- Voltage: 277V
- Phase: 1-Phase
- Speed: 1050 RPM (4-Speed)
- Frame: 42
- Enclosure: OAO (Open Air Over)
Features & Benefits
- 4-speed operation for versatile airflow control and system compatibility
- 277V single-phase input — ideal for commercial lighting-circuit power supplies
- 42 frame construction for straightforward drop-in replacement in standard motor mounts
- Open Air Over (OAO) enclosure allows cooling airflow over the motor for efficient thermal management
- Durable Fasco build quality trusted by HVAC professionals for decades
- Designed for reliable, long-service-life performance in continuous-duty applications
Typical Applications
- Evaporative coolers
- Commercial ventilation fans
- Air circulators and blowers
- OEM equipment requiring 42-frame, 277V single-phase motors
Why Choose Fasco D152A?
Fasco has long been a trusted name in OEM and replacement motors for the HVAC industry. The D152A’s combination of 277V compatibility, four-speed flexibility, and the rugged 42-frame OAO design makes it a go-to solution for technicians needing a reliable, direct-replacement motor for commercial and light-industrial ventilation systems.







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