Description
US Motors 299 Blower Motor Overview
The US Motors 299 is a heavy-duty capacitor start blower motor engineered for demanding HVAC and commercial air-handling applications. Rated at 1-1/2 horsepower with a dual-voltage design, this motor delivers reliable, high-speed performance in a compact 56 NEMA frame package. Its reversible rotation capability and resilient base mount make it a versatile drop-in solution for a wide range of blower and fan assemblies.
Electrical Specifications
- Horsepower: 1-1/2 HP
- Voltage: 115/208-230 Vac
- Phase: Single Phase
- Amperage: 17.2 A (115V) / 9.0 A (208-230V)
- Motor Type: Capacitor Start
Mechanical Specifications
- Speed: 3450 RPM
- NEMA Frame Size: 56
- Enclosure: Open Drip Proof (ODP)
- Bearing Type: Ball Bearing
- Mount Type: Resilient Base Mount
- Shaft Diameter: 5/8″
- Rotation: Reversible
Key Features & Benefits
- Capacitor start design provides high starting torque for reliable motor startup under load
- Dual-voltage (115/208-230V) wiring offers installation flexibility across different electrical services
- Ball bearings ensure long service life with reduced friction and maintenance requirements
- Open Drip Proof (ODP) enclosure protects internal components from dripping liquids in standard indoor environments
- Reversible rotation allows the motor to be configured for either clockwise or counterclockwise shaft direction
- Resilient base mount absorbs vibration, reducing noise transmission to the surrounding structure
- Standard 56 NEMA frame ensures broad cross-compatibility with existing blower housings and mounting hardware
- 5/8″ shaft diameter is a common industry-standard size for blower wheel and pulley connections
Typical Applications
- HVAC air handlers and blower assemblies
- Commercial and industrial ventilation fans
- Replacement motor for OEM blower systems
- General-purpose belt-drive blower applications
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