York S1-324-39721-008 Motor

The York S1-324-39721-008 ECM Blower Motor is a high-efficiency 1/2 HP 115V programmed motor designed specifically for compatible York, Luxaire, and Coleman HVAC equipment. Unlike standard PSC motors, this ECM constant torque motor utilizes advanced power electronics to modulate airflow, maintaining system static pressure and improving overall SEER ratings. For contractors performing a field replacement, this OEM York furnace blower motor ensures a drop-in fit with the correct harness orientation and shaft dimensions, eliminating the need for universal brackets or complex modifications. As a pre-programmed unit, it contains the specific torque curves and ramp-up profiles required for precise furnace and air handler operation. Utilizing a 115V ECM motor replacement prevents premature heat exchanger fatigue by ensuring consistent CFM delivery across the coil. This genuine S1-324-39721-008 motor is a critical component for restoring peak performance in high-efficiency residential systems.

• Electronic Commutation: Optimized for high-efficiency energy consumption and quieter operational cycles compared to induction motors.
• Pre-Programmed Logic: Features factory-loaded performance parameters for seamless integration with the existing system control board.
• Constant Torque Performance: Automatically adjusts to fluctuating duct static pressure to maintain consistent airflow.
• Direct OEM Replacement: Matches exact physical specifications for 115V York heating and cooling applications.

Common HVACR Questions:

What are the symptoms of a failing S1-324-39721-008 motor?
Technicians typically observe inconsistent airflow, "hunting" or surging speeds, or a failure to initiate the start sequence despite receiving a 115V signal and high-voltage DC at the module.

Is this motor compatible with 230V systems?
No, this is a dedicated 115V ECM motor. Proper voltage verification is required prior to installation to prevent internal module damage.

Does this unit include the motor control module?
Yes, this is a complete ECM motor and module assembly, programmed and ready for installation into the blower housing.

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.