Nordyne 904858 Motor

For service technicians handling a blower wheel replacement or a failed induction cycle on forced-air units, the Nordyne 904858 Blower Motor is a direct OEM solution engineered for precision and reliability. This 1/2 HP 115V blower motor is a 4-speed, permanent split capacitor (PSC) design, though high-efficiency ECM X13 gas furnace motor upgrades are often cross-referenced for newer Nortek series. Operating at 1065 RPM with a clockwise (CW) rotation, this motor provides the consistent static pressure required for mobile home and residential gas furnaces. Built with a 5.5-inch diameter and high-grade internal bearings, this Nordyne OEM replacement part ensures quiet operation and long-term durability in demanding thermal environments. Whether you are servicing an Interterm, Miller, or Frigidaire furnace, maintaining furnace motor compatibility is critical for airflow balance and heat exchanger safety. This motor features standard lead lengths for fast integration into existing control boards and capacitor setups.

• Multi-Speed Versatility: The 4-speed configuration allows for precise field tuning of CFM to match specific ductwork requirements.
• OEM Precision: Direct factory-authorized replacement ensures the mounting studs and shaft dimensions align perfectly with the original blower housing.
• Thermal Protection: Includes internal thermal overload protection to prevent winding failure during high-limit occurrences.
• Broad Brand Compatibility: Engineered for use across the Nortek Global HVAC family, including Miller, Intertherm, and Gibson units.

• What capacitor is required for this motor? This 1/2 HP motor typically requires a 10 MFD / 370V run capacitor; always verify the rating on the existing motor nameplate before installation.
• Can this be used to replace a CCW rotation motor? No, the 904858 motor is fixed for CW rotation. Using the wrong rotation will result in zero airflow and potential component overheating.
• Does this motor include the power plug? As an OEM specification part, it is designed to interface with standard Nordyne furnace wire harnesses for a plug-and-play setup.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.