Description
US Motors 5866 Split Phase Oil Burner Motor Overview
The US Motors 5866 is a purpose-built split phase oil burner motor engineered for dependable, long-service performance in residential and light commercial oil-fired heating applications. Designed to meet the demanding requirements of oil burner assemblies, this motor delivers consistent torque and reliable starts in a compact, rugged package.
Electrical Specifications
- Horsepower: 1/7 HP
- Voltage: 115V AC
- Phase: Single Phase
- Amperage: 2.3 Amps
- Speed: 3450 RPM
- Motor Type: Split Phase
Mechanical Specifications
- NEMA Frame Size: 48M
- Enclosure: Totally Enclosed Non-Ventilated (TENV) when mounted
- Bearing Type: Ball Bearing
- Mount Style: Ring Mount
- Shaft Diameter: 1/2″
- Rotation: Counter-Clockwise (CCW), Lead End
Key Features & Benefits
- Totally Enclosed Non-Ventilated (TENV) enclosure protects internal components from oil, dust, and contaminants common in burner environments
- Ball bearing construction ensures smooth, low-friction operation and extended motor life
- 3450 RPM high-speed output delivers the power needed for efficient oil burner pump and fan operation
- Ring mount design simplifies installation and alignment in standard oil burner assemblies
- 1/2″ shaft diameter is compatible with common oil burner couplings and pump drives
- CCW rotation (lead end) matches the directional requirements of most residential oil burner units
- 48M NEMA frame ensures dimensional compatibility for straightforward drop-in replacement
- Split phase design provides reliable starting performance without the need for a run capacitor
Applications
- Residential and light commercial oil burner assemblies
- Replacement motor for oil-fired boilers and furnaces
- Compatible with standard 48M NEMA frame oil burner motor applications







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