This replacement HVAC relay fits various Carrier

Thermal Stability: High-sensitivity sensing element reduces temperature differential to improve hot water recovery rates

Always consult the product manual and adhere to manufacturer guidelines

acting as a critical failsafe by interrupting the burner circuit during low water conditions while simultaneously managing boiler feed pump cycles

CO-12 Head Gasket

Carrier 329117-704 Transition Assembly R-22 This replacement HVAC relay fitsThe Carrier 329117 704 Transition Assembly is a critical OEM component engineered for high efficiency 90+ RPJ3 gas furnaces. Built to survive the corrosive environment of condensing furnace systems, this genuine Carrier part ensures a precise mechanical interface between the heat exchanger and the venting blower. For technicians servicing Carrier, Bryant, and Payne residential units, maintaining the airtight seal at the transition point is vital to