Overview
The Trane MOT09903 (also referenced as MOT9903) is a genuine Original Equipment Manufacturer (OEM) motor designed for Trane Heating, Ventilation, and Air Conditioning (HVAC) systems. This motor is a crucial component that supports the HVAC system in maintaining optimal performance by operating at different intensities, typically as a fan or blower motor. It is built for durability and reliable operation.
Features
- Genuine OEM replacement part (Mfr Part #: MOT09903).
- Built for durability and reliable operation.
- Includes a wire harness plug.
- Motor Bearings: Ball.
- Insulation Class: Class B.
Specifications
- Horsepower (HP): 1 hp
- Voltage: 460V AC
- Phase: Three-phase (3)
- RPM (Revolutions Per Minute): 850 RPM (in the 0-1000 RPM range)
- Frame: 56 Frame
- Frequency: 50/60Hz
- Motor Design: 3-Phase
- Shaft Diameter: 5/8″
- Shaft Length: 3 1/2″
- Overall Length: 14 7/8″
- Motor Mounting Type: Screw
- Motor Shaft Rotation: CW (Clockwise)
- Full Load Current: 2.4A
- Mount: Vertical Position With Shaft Up
Applications
The Trane MOT09903 motor is used in HVAC systems, particularly as a fan and blower motor, ensuring equipment runs reliably to circulate air and support various operational intensities within commercial and industrial settings. It is designed for Trane equipment and is an OEM replacement component.


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