Cart 0
Free freight shipping
To residential and commercial addresses
30-day returns
Shipping charges may apply.
Contractor pricing, for everyone
One delivered price. No surprises.
Quick specs
Horsepower
1/3 HP
Voltage
200/230V
Frequency & Phase
60 Hz, 1 Phase
RPM (Speed)
850 RPM
Rotation
CCW
Frame Size
48
Not sure this fits your unit?
Call us with your model number and we'll confirm the right part before you order.
SKU: MOT21755 · Category: CONDENSER FAN MOTORS

TRANE Condenser Fan Motor 1/3 HP 850 RPM MOT21755

Genuine OEM ECM Motor·1/3 HP, 850 RPM

$833.02

-

  • Free shipping — most items ship by the next day

Licensed HVAC technician required. Must be installed by a certified professional. Improper installation voids the manufacturer warranty.

Secure payment
VISA MC AMEX DISC PayPal Affirm CHECK
SKU: MOT21755 · Category: CONDENSER FAN MOTORS
TRANE Condenser Fan Motor 1/3 HP 850 RPM MOT21755
Quick specs
Horsepower
1/3 HP
Voltage
200/230V
Frequency & Phase
60 Hz, 1 Phase
RPM (Speed)
850 RPM
Rotation
CCW
Frame Size
48
Not sure this fits your unit?
Call us with your model number and we'll confirm the right part before you order.

TRANE Condenser Fan Motor 1/3 HP 850 RPM MOT21755

The Trane MOT21755 is a genuine OEM ECM (Electronically Commutated Motor) designed for reliable, energy-efficient performance in Trane air conditioning and heat pump systems. This outdoor condenser fan motor delivers consistent airflow to help your HVAC unit reject heat effectively, maintaining optimal cooling performance and system efficiency.

Key Features

  • 1/3 HP Power — Provides the perfect balance of power for medium-duty condenser fan applications.
  • 200/230V, 1-Phase — Compatible with standard residential and light commercial voltage supplies.
  • 850 RPM — Optimized speed for quiet, efficient operation with proper airflow across the condenser coil.
  • ECM Technology — Variable-speed capable with high efficiency, lower energy consumption, and reduced operating costs compared to traditional PSC motors.
  • Durable Construction — Ball bearings, robust 48-frame design, and weather-resistant build for long-lasting outdoor use.
  • Direct Replacement — Exact fit for many Trane units; replaces earlier models such as MOT19412, MOT12005, and others.

Benefits

  • Energy Savings — ECM motors use significantly less electricity, helping lower utility bills while delivering reliable performance.
  • Quiet & Smooth Operation — Reduced noise and vibration for a more comfortable home environment.
  • Enhanced System Reliability — Maintains proper condenser airflow, improving overall AC/heat pump efficiency, preventing overheating, and extending the life of your HVAC system.
  • Easy Installation — OEM-spec design ensures plug-and-play compatibility with minimal downtime during replacement.
  • Long Service Life — Built to Trane’s high standards with premium components for years of dependable service in demanding outdoor conditions.

Whether you’re a homeowner, HVAC technician, or contractor, the Trane MOT21755 is the trusted choice for restoring peak performance to your Trane air conditioning or heat pump system. Order the genuine OEM part for guaranteed fit and reliability.

Key features
  • Genuine OEM ECM Motor — for Trane AC and heat pump systems
  • 1/3 HP, 850 RPM — energy-efficient condenser fan
  • Consistent Airflow — helps the unit reject heat effectively
  • Reliable Performance — maintains cooling efficiency

Why homeowners choose NAW

Genuine OEM parts

Every part we sell is the real thing — authorized, factory-genuine, and backed by the full manufacturer warranty.

Easy online ordering

Find your part by model number, add to cart, and get it delivered to your door — no middleman, no markup.

30-day hassle-free returns

Ordered the wrong part? Send it back within 30 days.

Help when you need it

Not sure if this is the right part? Call us at (888) 292-0874 and we’ll help you find the correct replacement.
Specifications
Motor Type ECM (Electronically Commutated Motor)
Bearings Ball
Speed Control Variable-speed capable

What buyers are saying

Verified reviews from customers who purchased this product.

Write a review

No reviews yet

Be the first to share your experience with this product.