Description
Overview
The Regal Rexnord Marathon X502 is a heavy-duty three-phase condenser fan motor engineered for demanding commercial and industrial HVAC applications. Delivering 1 horsepower at 1200 RPM, this motor is purpose-built for condenser fan duty where reliable airflow and long service life are critical. Its open air-over (OAO) enclosure is designed to be cooled by the airstream it drives, making it an ideal choice for condenser and cooling tower fan assemblies.
Electrical Specifications
- Horsepower: 1 HP
- Voltage: 200-230/460 VAC
- Phase: Three Phase
- Speed: 1200 RPM
- Amperage: 4-4.2/2.1 Amps
Mechanical Specifications
- Frame Size: 56Y
- Enclosure: Open Air-Over (OAO)
- Bearing Type: Ball Bearing
- Mounting: Belly Band – Footless
Key Features & Benefits
- Three-phase design delivers smooth, efficient operation and reduced electrical stress compared to single-phase motors
- Dual-voltage capability (200-230/460V) provides installation flexibility across a wide range of commercial electrical systems
- Ball bearings ensure long service life, reduced friction, and lower maintenance requirements
- Open air-over enclosure maximizes heat dissipation in condenser fan applications
- Footless belly band mounting simplifies installation in tight or unconventional equipment configurations
- 56Y frame is an industry-standard size for straightforward OEM and replacement fitment
- 1200 RPM operating speed is well-suited for condenser fan duty, balancing airflow performance with quiet operation
Applications
- Commercial and industrial condenser fan assemblies
- Cooling tower fan drives
- HVAC rooftop and split-system condensing units
- OEM replacement in 56Y frame motor applications







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