Description
Regal Rexnord Marathon X432 — 3/4HP HVAC Motor
The Marathon X432 is a heavy-duty HVAC motor engineered for dependable performance in commercial and residential heating, ventilation, and air conditioning applications. Manufactured by Regal Rexnord under the trusted Marathon brand, this motor delivers consistent torque and efficient operation across a wide range of system configurations.
Key Specifications
- Horsepower: 3/4 HP
- Speed: 1075 RPM
- Frame: 56Y
- Voltage: 208-230/460V
- Brand: Regal Rexnord – Marathon
- Model/SKU: X432
Application & Compatibility
The 56Y frame design makes the X432 a direct-fit replacement for a wide variety of OEM motor applications, including condenser fans, blower assemblies, and air handler units. The 1075 RPM operating speed is ideal for low-speed fan and blower duty, providing quiet, efficient airflow. The dual-voltage rating of 208-230/460V ensures compatibility with both single-phase and three-phase commercial power supplies, offering installation flexibility across diverse job sites.
Why Choose the Marathon X432?
- Trusted Regal Rexnord / Marathon quality construction
- 56Y frame for broad OEM and aftermarket compatibility
- Dual-voltage rated for flexible installation
- Low-speed 1075 RPM operation ideal for fan and blower duty
- Designed for long service life in demanding HVAC environments







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