Description
Overview
The Regal Rexnord Marathon C333 is a high-performance single-phase general purpose motor engineered for demanding HVAC and industrial applications. Delivering 3/4 horsepower at 3450 RPM, this motor is built to provide consistent, dependable operation across a wide range of equipment including fans, pumps, compressors, and blowers.
Key Features
- 3/4 HP output for reliable power delivery in HVAC and light industrial applications
- Dual voltage rating of 115/208-230V AC for flexible installation compatibility
- Single-phase power supply — ideal for residential and light commercial environments
- 3450 RPM operating speed for high-efficiency performance
- Full load amperage: 11.2A (115V) / 5.3–5.6A (208-230V)
- 56J frame size — industry-standard mounting for easy drop-in replacement
- Open Drip Proof (ODP) enclosure protects against dripping liquids in non-hazardous environments
- Clockwise (CW) shaft rotation for proper fan and pump alignment
Specifications
- Brand: Regal Rexnord / Marathon
- Model: C333
- Horsepower: 3/4 HP
- Voltage: 115/208-230V AC
- Phase: Single Phase
- Speed: 3450 RPM
- Full Load Amps: 11.2A @ 115V / 5.3–5.6A @ 208-230V
- Frame: 56J
- Enclosure: Open Drip Proof (ODP)
- Rotation: Clockwise (CW)
Application
The Marathon C333 is well-suited for use in HVAC fan and blower assemblies, pump drives, and a variety of general-purpose motor applications where a standard 56J frame ODP motor is required. Its dual voltage capability simplifies installation in both 115V and 208-230V systems, reducing the need for separate motor SKUs across different job sites.







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