Sterling HVAC 11J31R01872 Fan Motor

The Sterling HVAC 11J31R01872 Fan Motor is a high-performance 1/12 HP unit heater motor engineered for precision airflow in industrial and commercial environments. Operating at 115V with a fixed speed of 1000 RPM, this single-phase shaded pole motor is a direct OEM replacement for Sterling and Beacon-Morris units. It features a totally enclosed air over (TEAO) enclosure, designed to protect internal windings from dust and moisture in the airstream, ensuring reliable operation in demanding conditions. This CW rotation motor (shaft end view) utilizes a 3/8-inch diameter shaft and is built with thermal protection to prevent burnout during continuous duty. For technicians performing Sterling 11J31R01872 motor replacement, this component ensures the high torque and cooling capacity required to maintain system static pressure. The McMillan Electric A0524A2161 design provides a drop-in fit for several GG, RF, and TF series unit heaters, making it a critical stock item for the best 1/12hp fan motor for HVAC repairs.

• OEM Precision: Direct replacement motor for Sterling unit heaters ensures proper bolt-circle alignment and shaft length for immediate installation.
• Enhanced Durability: The totally enclosed air over (TEAO) design is specifically rated for operation within the fan’s discharge or suction, extending service life in harsh environments.
• High Torque Output: Rated at 2.2 amps, this motor provides the necessary starting torque for heavy-duty fan blades without stalling.
• Thermal Security: Integrated thermal overload protection automatically resets, preventing permanent damage during voltage fluctuations or airflow blockages.

What models are compatible with the Sterling 11J31R01872?
This motor is the standard 1/12 HP replacement for Sterling GG, RF, TF, and SF series unit heaters (60, 75, and select 90 units) manufactured before June 2007. Always verify your shaft diameter is 3/8-inch before installation.

Can I use this 115V motor on a 120V circuit?
Yes, this Sterling 11J31R01872 Fan Motor is rated for standard 115V/120V 60Hz single-phase power supplies commonly found in commercial HVAC applications.

Which direction does the shaft rotate?
The rotation is Clockwise (CW) when viewed from the shaft end, which is the standard configuration for most propeller-style Sterling unit heater fans.

This item is not eligible for free shipping.

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.