Always verify the motor's lead-end rotation before installation

allowing for the replacement of internal components without replacing the entire trap body

this kit provides a reliable low water protection solution that maintains the physical integrity of the heat exchanger during dry-fire risks

Precision Flow Control: Equal percentage flow characteristic ensures linear heat output across a wide range of valve openings

the Carrier HD44AR276 is an ECM X13 motor and requires a specific high-voltage and low-voltage signal from the control board

Lochinvar & A.O. Smith 100327187 Inducer Assembly 321702-401 Always verify the motor's lead-endThe Lochinvar & A. O. Smith 100327187 Inducer Assembly is a critical OEM replacement draft inducer motor engineered for high efficiency commercial gas water heaters and boilers. Designed to integrate seamlessly with Cyclone BTH models (including BTH 300, BTH 400, and BTH 500), this combustion blower motor facilitates the essential pre purge cycle and maintains the precise negative pressure required for stable ignition. As a veteran grade HVAC