Description
Overview
The Regal Rexnord Marathon K080 is a heavy-duty, general-purpose three-phase induction motor engineered for reliable performance in commercial and industrial HVAC applications. Delivering 3 horsepower at 1800 RPM, this motor is built to handle the continuous demands of fans, blowers, pumps, and other driven equipment found throughout mechanical systems.
Key Specifications
- Horsepower: 3 HP
- Voltage: 208-230/460 VAC
- Phase: Three Phase
- Speed: 1800 RPM
- Full Load Amps: 9.2-8.6 / 4.3 Amps
- Frame Size: 56HZ
- Enclosure: Open Drip Proof (ODP)
- Mounting: Rigid
- Brand: Regal Rexnord – Marathon
- SKU: K080
Design & Construction
The Open Drip Proof (ODP) enclosure allows for free air circulation through the motor windings, promoting efficient cooling in clean, dry indoor environments. The rigid mounting base provides a stable, vibration-resistant installation suitable for direct-coupled or belt-driven loads. The dual-voltage winding (208-230/460 VAC) offers installation flexibility across a wide range of commercial power configurations, making it adaptable to virtually any three-phase electrical service.
Applications
- HVAC blowers and air handlers
- Centrifugal and inline fans
- Pumps and compressors
- Commercial and industrial machinery
- Conveyor and drive systems
Why Choose the Marathon K080?
Regal Rexnord’s Marathon line is a trusted name in motor technology, known for consistent quality, long service life, and broad application compatibility. The K080’s dual-voltage capability, standard 56HZ frame, and ODP enclosure make it a versatile drop-in solution for new installations and motor replacements alike. Whether you’re outfitting a new build or replacing a worn motor in the field, the K080 delivers the dependability that HVAC professionals rely on.







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