Description
The Marathon Y484B is a robust, commercial-grade electric motor engineered to deliver dependable performance across a wide range of HVAC and industrial applications. Manufactured by Regal Rexnord under the trusted Marathon brand, this motor combines two-speed flexibility with three-phase efficiency, making it an ideal choice for fan, blower, and general-purpose motor replacement or new installation projects.
Key Features
- Two-speed operation at 1800 RPM (high) and 900 RPM (low) for versatile airflow and load control
- 3/4 HP output provides ample power for demanding HVAC fan and blower applications
- 230V, 3-phase input for compatibility with commercial and light industrial electrical systems
- Regal Rexnord / Marathon build quality ensures long service life and consistent performance
- Designed for easy installation and drop-in replacement in compatible motor mounts
Specifications
- Brand: Marathon (Regal Rexnord)
- SKU: Y484B
- Voltage: 230V
- Phase: 3-Phase
- Horsepower: 3/4 HP
- Speed: 1800 / 900 RPM (Two-Speed)
- Motor Type: General Purpose / HVAC Fan Motor
Application
The Y484B is well-suited for use in commercial HVAC systems, air handling units, evaporative coolers, and other fan-driven equipment where two-speed motor control is required. Its three-phase design ensures smooth, efficient operation with reduced electrical noise and improved torque characteristics compared to single-phase alternatives.







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