These parts are technically identical and interchangeable in the field

Technical Reliability: Features a high-speed 3450 RPM motor with internal thermal protection to prevent overheating

ensuring seamless integration into existing HVACR motor control circuits

DPST Configuration: Features Double Pole Single Throw capability

This is a standard preventative maintenance kit focused on filtration

Carrier HC21ZE125 Motor 321702-401 These parts are technically identicalWhen you are troubleshooting a Carrier furnace induced draft motor that has seized or is drawing high amps, the Carrier HC21ZE125 is the direct OEM specification for restoring proper combustion airflow. This 115V single phase motor features a clockwise rotation (CW) and operates as a dual speed component, typically running at 3000 RPM on high and 2000 RPM on low. As a veteran tech knows, the venter motor is the first line of defense in the heating