Description
The Regal Rexnord Marathon G142 is a heavy-duty commercial blower motor engineered for reliable, long-service performance in demanding HVAC and industrial air-handling applications. Built to handle the rigors of continuous-duty blower service, this motor delivers consistent airflow output across a wide range of commercial and light-industrial installations.
Key Specifications
- Horsepower: 1 HP
- Voltage: 208-230/460 VAC
- Phase: Three Phase
- Speed: 1800 RPM
- Full Load Amps: 3.4–3.6 A (208-230V) / 1.8 A (460V)
- Frame Size: 56
- Enclosure: Open Drip Proof (ODP)
- Bearing Type: Ball Bearing
- Mounting: Resilient Base
Design & Construction
The G142 features a NEMA 56 frame with a resilient base mount, making it straightforward to install in a variety of blower and fan assemblies. The open drip proof (ODP) enclosure protects internal windings from dripping liquids and falling debris while allowing adequate ventilation for efficient heat dissipation. Precision ball bearings ensure smooth, low-friction operation and extended service life even under continuous-duty conditions.
Electrical Flexibility
Dual-voltage capability (208-230/460 VAC) gives technicians and engineers the flexibility to deploy this motor across a broad range of three-phase electrical systems without requiring a separate motor for each voltage configuration. This versatility simplifies inventory management and reduces lead times on replacement jobs.
Applications
- Commercial HVAC air handlers and blower assemblies
- Industrial ventilation and exhaust systems
- Fan coil units and rooftop equipment
- General-purpose blower drive applications
Why Choose Marathon by Regal Rexnord?
Marathon motors, part of the Regal Rexnord family, are trusted by HVAC professionals and mechanical contractors for their consistent quality, broad application coverage, and readily available replacement parts. The G142 continues that tradition with a robust design built to perform season after season.







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