Description
The Regal Rexnord Marathon H683 is a dependable general purpose electric motor engineered for a wide range of HVAC and light commercial applications. Built on the industry-standard 48Y frame, this motor delivers consistent, efficient performance across a broad voltage range, making it a versatile replacement or OEM solution for fans, blowers, pumps, and other motor-driven equipment.
Key Specifications
- Horsepower: 1/3 HP
- Voltage: 120-240V
- Speed: 1725 RPM
- Frame: 48Y
- Brand: Marathon (Regal Rexnord)
- SKU: H683
Features & Benefits
- 48Y frame design ensures broad OEM and aftermarket compatibility
- Dual-voltage (120-240V) operation provides installation flexibility
- 1725 RPM synchronous speed suits a wide variety of HVAC blower and fan applications
- Marathon’s proven motor construction delivers long service life and reliable operation
- Backed by Regal Rexnord’s industry-leading engineering and quality standards
Applications
- HVAC blower assemblies
- Fan motors
- Light commercial pump drives
- General purpose motor replacement applications
The Marathon H683 is a trusted choice for HVAC professionals seeking a reliable, flexible motor solution. Its dual-voltage capability and standard 48Y frame make it easy to specify and install as a direct replacement in a variety of systems.







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