Amana-Goodman B1370156 Pressure Switch The Functional Devices RIBU1C-N4 is

The Functional Devices RIBU1C-N4 is a versatile enclosed pilot relay engineered for demanding HVACR and building automation applications requiring NEMA 4X weatherproofing

High-Temperature Protection: Specifically calibrated with a 230-250F open/close threshold to prevent heat exchanger cracking and thermal runaway

and Miller gas furnaces

Utilizing precision-cut materials

ensuring exact fit and function without modify field wiring

Amana-Goodman B1370156 Pressure Switch The Functional Devices RIBU1C-N4 isThe Amana Goodman B1370156 Pressure Switch is a critical safety component designed for specific Goodman and Amana gas furnace families, including the GUN series. This OEM furnace pressure switch features a pre calibrated set point of 1. 40" WC (water column), ensuring the secondary heat exchanger and venting system maintain proper negative pressure before allowing the ignition sequence to continue. Built with a single pole single throw (SPST)