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Carrier HD44AR332 Motor ECM 1/2Hp 120/240V 1050 RPM

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Special Price $755.75 Regular Price $946.08
In stock
SKU
HD44AR332
The Carrier HD44AR332 is an Electronically Commutated Motor, used in HVAC systems. Unlike the conventional motors with permanent magnets, it has ½ horsepower and uses variable speed and permanent magnets are regulated by internal circuits. This makes it possible to operate at low noise levels, with high efficiency and better control of airflow than with standard motors. It is used in furnaces and air handlers and can be powered by 120V or 240V. It measures 5.5” x 5.5” x 10.37”, It is CSA-listed and Its efficiency and quiet operation may decrease the amount of strain put on clothes.
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Motors & Capacitors, Motors & Components
Manufacturer:
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Specifications

  • Length: 5.5 "
  • Width: 5.5 "
  • Height: 10.37 "
  • CSA Listing: Yes
  • Country of Origin: MEX
  • Frequency: 60Hz
  • Frequency: 60Hz
  • Horsepower: 1/2 HP
  • Type: Electronically Commutated Motor
  • Phase: Single
  • RPM (Revolutions Per Minute): 1050
  • Voltage: 120/240V
  • Weight: 11.66 Lbs
Manufacturer Name: Carrier
Product Number: HD44AR332
OEM Part Number: HD44AR332
Product Description: 1/2Hp 120/240V 1050Rpm Ecm Mtr
Weight:11.66lbs/5288.88g

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Product Questions (2)
Customer Questions
What maintenance is required for the Carrier HD44AR332 ECM Motor?

Inspect the ECM motor regularly for dust buildup, loose wiring, overheating, or abnormal vibration during HVAC operation. Keep ventilation openings clear to maintain proper cooling airflow around the motor and control module. Periodically verify electrical connections and blower wheel balance to support efficient variable-speed performance.

What are common issues with the Carrier HD44AR332 ECM Motor?

  • Motor overheating due to airflow restriction.
  • ECM communication or control failure.
  • Reduced speed.
  • Electrical connection faults or wiring damage.
  • Capacitor or internal module degradation.
  • Stalling under load conditions.
  • Excessive noise or bearing wear.

Installation Steps

Step 1: Turn off power and confirm complete electrical isolation before starting.

Step 2: Remove blower assembly access panel and disconnect wiring harness from old motor.

Step 3: Detach blower wheel and remove existing motor from mounting bracket.

Step 4: Install new motor, aligning shaft and securing mounting hardware firmly.

Step 5: Reconnect wiring harness or control module according to diagram.

Step 6: Restore power and test operation for correct speed, airflow, and smooth performance.