Regal Rexnord Marathon H173 1/3-1/9 HP Dual Speed Electric Motor 115V 1725 RPM

The Marathon H173 (model 5KH46MN3025) is a 1/3 HP single-phase split-phase electric motor designed specifically for commercial fans, blowers, direct and belt drive air handlers, and exhaust fan applications. This two-speed motor operates at a maximum speed of 1725 RPM at high speed and 1140 RPM at low speed.

Key Specifications:

• Operates on 115 VAC, 60 Hz with current draw of 5.7 amps at high speed and 3.2 amps at low speed
• Dual horsepower rating: 1/3 HP at high speed, 1/9 HP at low speed
• NEMA 56 frame with flat shaft measuring 1 7/8" x 5/8" diameter
• Open drip proof (ODP) enclosure with resilient ring mounting
• Ball bearing construction for long service life
• 1.35 service factor for demanding applications
• Class B insulation with reversible rotation capability

This resilient base motor features a split-phase design with no thermal overload protection. The open drip proof enclosure provides protection from falling liquids and debris while allowing proper ventilation for cooling in HVAC applications.