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

This OEM Lochinvar replacement part maintains optimal flow rates through the heat exchanger

This is a standard preventative maintenance kit focused on filtration

it integrates seamlessly into existing tandem or single-circuit configurations

P291-3554RS is the cross for 1186257

Carrier HC21ZE125 Motor 321702-401 Technical Reliability: Features a high-speedWhen 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