Description
Regal Rexnord Marathon X400 — 460V Single-Phase 1/2 HP Motor
The Regal Rexnord Marathon X400 is a dependable general-purpose electric motor engineered to meet the demanding requirements of HVAC and light commercial applications. Designed and manufactured under the trusted Marathon brand — part of the Regal Rexnord family — this motor delivers consistent, efficient performance where reliability matters most.
Key Specifications
- SKU: X400
- Brand: Regal Rexnord / Marathon
- Voltage: 460V
- Phase: 1-Phase (Single Phase)
- Horsepower: 1/2 HP
- Speed: 1075 RPM
Product Highlights
- Built to Marathon’s proven quality standards for long service life
- Single-phase operation ideal for a wide range of HVAC and fan motor applications
- 1075 RPM speed rating suited for low-speed fan and blower duty cycles
- 460V rating compatible with commercial electrical systems
- Part of the trusted Regal Rexnord motor portfolio
Application
The Marathon X400 is well-suited for use in commercial HVAC systems, fan assemblies, blower units, and other motor-driven equipment requiring a reliable single-phase, low-speed motor solution. Its 1/2 HP output and 1075 RPM speed make it a strong fit for condenser fans, evaporator fans, and general-purpose motor replacement applications.
Why Choose Jackson Systems?
Jackson Systems stocks a comprehensive selection of Regal Rexnord Marathon motors and HVAC components. Order with confidence knowing you’re backed by expert support and fast fulfillment.







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