Description
The Regal Rexnord Marathon K284 is a dependable three-phase electric motor engineered for demanding HVAC and light industrial applications. Rated at 1/2 horsepower and 1725 RPM, this motor operates on a versatile 208-230/460V power supply, making it compatible with a wide range of commercial electrical systems. Built under the trusted Marathon brand — part of the Regal Rexnord family — the K284 delivers consistent, efficient performance in blower, fan, pump, and other motor-driven equipment applications.
Key Specifications
- Horsepower: 1/2 HP
- Speed: 1725 RPM
- Voltage: 208-230/460V
- Phase: Three-Phase
- SKU: K284
- Brand: Marathon (Regal Rexnord)
Features & Benefits
- Versatile 208-230/460V dual-voltage rating for broad system compatibility
- 1725 RPM synchronous speed ideal for HVAC fan and blower applications
- Three-phase design for smooth, efficient operation and reduced maintenance
- Built by Marathon, a Regal Rexnord brand with a long-standing reputation for motor reliability
- Suitable for commercial HVAC, refrigeration, and light industrial motor replacement
Application
The Marathon K284 is well-suited for use in commercial HVAC systems, air handling units, blowers, pumps, and other equipment requiring a reliable 1/2 HP three-phase motor. Its dual-voltage capability simplifies installation across varying facility electrical configurations.







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