Description
The Regal Rexnord Marathon K555 is a dependable general-purpose three-phase induction motor engineered for demanding HVAC and industrial applications. Featuring a rugged Open Drip Proof (ODP) enclosure and a NEMA 56J frame, this motor delivers consistent performance across a wide range of fan, blower, and pump-driven equipment.
Key Specifications
- Horsepower: 3/4 HP
- Voltage: 208-230/460 VAC
- Phase: Three Phase
- Speed: 1725 RPM
- Full Load Amps: 3.3-3.0 / 1.5 Amps
- Frame Size: 56J
- Enclosure: Open Drip Proof (ODP)
Features & Benefits
- Dual-voltage design (208-230/460V) provides installation flexibility across low- and high-voltage systems
- NEMA 56J frame ensures direct drop-in compatibility with standard pump and fan mounts
- Open Drip Proof enclosure allows for adequate ventilation in clean, dry indoor environments
- 1725 RPM synchronous speed delivers smooth, efficient operation for HVAC blower and fan loads
- Three-phase power input offers superior efficiency and reduced operating costs compared to single-phase motors
- Built to Regal Rexnord Marathon quality standards for long service life and reliable uptime
Typical Applications
- HVAC air handlers and blower assemblies
- Commercial fan and ventilation systems
- Pump drives in hydronic and process systems
- Light industrial machinery and equipment
Why Choose the Marathon K555?
Regal Rexnord’s Marathon line is a trusted name in commercial and industrial motor solutions. The K555 combines proven three-phase efficiency with a versatile dual-voltage configuration, making it an ideal replacement or new-installation motor for HVAC professionals and mechanical contractors who demand reliability and ease of installation.
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