Description
The US Motors D34B2N9 is a reliable general purpose electric motor engineered for a wide range of HVAC and light industrial applications. Built to deliver consistent, dependable performance, this split phase motor is an ideal replacement or OEM choice for fans, blowers, pumps, and other belt-driven or direct-drive equipment.
Motor Overview
The D34B2N9 operates on a standard 115V AC single-phase power supply and delivers 3/4 horsepower at 1725 RPM — a proven combination for general-duty applications. Its open dripproof (ODP) enclosure allows for adequate ventilation while protecting internal components from dripping liquids and falling debris, making it well suited for indoor mechanical rooms and equipment rooms.
Key Specifications
- Horsepower: 3/4 HP
- Voltage: 115V AC
- Motor Type: Split Phase
- Speed: 1725 RPM
- Number of Speeds: 1
- Full Load Amps: 11.3 A
- NEMA Frame Size: 56
- Enclosure Type: Open Dripproof (ODP)
- Bearing Type: Ball Bearing
- Mount Type: Resilient Mount
- Rotation: Counterclockwise (CCW) — Lead End
- Phase: Single Phase
Construction & Design Features
- Ball bearing construction for smooth, low-friction operation and extended service life
- Resilient mount base for reduced vibration transmission to connected equipment
- Standard NEMA 56 frame ensures broad cross-reference compatibility and easy installation
- Open dripproof enclosure promotes airflow for cooler running temperatures in ventilated spaces
- CCW rotation at the lead end — verify rotation direction prior to installation
Typical Applications
- HVAC blower and fan assemblies
- Light-duty pumps
- Air handling equipment
- General belt-driven or direct-drive machinery
- Replacement motor for 56-frame ODP applications
Why Choose US Motors?
US Motors (a Nidec brand) is a trusted name in commercial and industrial motor manufacturing, known for quality construction, broad application compatibility, and long service life. The D34B2N9 upholds that legacy with a robust build designed to meet the demands of everyday HVAC and mechanical system operation.







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