Description
Fasco D0343 OAO Shaded-Pole Motor Overview
The Fasco D0343 is a compact, dependable shaded-pole motor engineered for a wide range of HVAC and appliance applications. Built on the industry-standard 3.3″ diameter frame, this motor delivers reliable two-speed operation in an open air-over (OAO) enclosure, making it well-suited for fan and blower assemblies where airflow passes over the motor for cooling.
Key Specifications
- Horsepower: 1/40 HP
- Voltage: 115V
- Phase: Single-Phase (1-Phase)
- Speeds: 2-Speed
- Frame Diameter: 3.3″
- Enclosure Type: OAO (Open Air Over)
- Motor Type: Shaded-Pole
- Brand: Fasco
- SKU: D0343
Features & Benefits
- Two-speed operation provides flexible airflow control for heating and cooling applications
- Standard 3.3″ diameter frame ensures broad OEM and replacement compatibility
- Open air-over (OAO) enclosure designed for use in airstream-cooled applications
- Single-phase, 115V power supply for straightforward installation in residential and light commercial systems
- Fasco’s proven shaded-pole motor design offers long service life and low maintenance
- Compact form factor fits a variety of fan coil units, room air conditioners, and blower assemblies
Typical Applications
- Fan coil unit blowers
- Room air conditioners
- Evaporative coolers
- Residential and light commercial ventilation fans
- OEM and aftermarket motor replacement
Why Choose Fasco?
Fasco has been a trusted name in fractional horsepower motors for decades, providing HVAC professionals with reliable replacement and OEM motors. The D0343 continues that tradition with a rugged build, standard dimensions, and versatile two-speed performance — making it an ideal drop-in replacement or new-installation motor for a variety of air-moving applications.







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