MOT18581 Trane Motor

Overview

The Trane MOT18581 is an Original Equipment Manufacturer (OEM) electric motor, rated at 1/3 HP, designed as a high-performance and flexible replacement component for use in a variety of Trane Heating, Ventilation, and Air Conditioning (HVAC) systems. It operates on a voltage range of 208-230V.

Features

The MOT18581 motor is a Permanent Split Capacitor (PSC) type AC motor. Key features include:

• Ball bearings to ensure smooth and quiet operation.
• Three-speed settings.
• Rotation: Counter-Clockwise with the exit shaft on the left (CCW / LE).
• Enclosure Type: Open Dripproof (ODP).
• Insulation Class: B.
• Mounting Type: Belly Band.

Specifications

• HP: 1/3 HP
• Input Voltage: 208V-230V
• RPM (Max Rotation): 825 RPM (listed as 850 RPM in some sources)
• Number of Speeds: 3
• Frequency Rating: 60 Hz
• Number of Phase: 1
• Shaft Diameter: 0.5″
• Shaft Length: 4″
• Body Length: 4.812″
• Weight: 14.5 lbs
• Temperature Rating: 0°F-140°F

Applications

As a genuine Trane OEM part, the MOT18581 is primarily used as a replacement motor within Trane HVAC units where reliable air handling or circulation is required. It is built for general use across many Trane HVAC systems.