Carrier 325878-751 Circuit Board R-410A the S1-37331175000 ensures proper alignment

the S1-37331175000 ensures proper alignment with the burner carryover tube

this component ensures efficient motor startup and stabilizes running amperage to protect internal windings from overheating

With a versatile operating range of 0

Engineered for long-lasting durability

this blocked flue pressure switch is calibrated to a specific 55" WC set point to detect dangerous venting restrictions

Carrier 325878-751 Circuit Board R-410A the S1-37331175000 ensures proper alignmentThe Carrier 325878 751 Circuit Board is a critical OEM furnace control board designed for high performance sequence of operation in residential and commercial Carrier, Bryant, and Payne systems. As a Factory Authorized Parts component, this 24 VAC electronic control manages safety circuits, blower timing, and ignition sequences to ensure the unit maintains peak efficiency. This board features a revised microprocessor design for improved diagnostic