Nordyne 632444R Pressure Switch the disc cartridge can be

the disc cartridge can be removed and replaced under full system pressure without leakage

System Reliability: Creates a robust seal for the bellows assembly

Serving as a dedicated venter isolator bushing

If the circuit is open and the reset button hasn't been engaged

Nordyne 632444R Pressure Switch the disc cartridge can beThe Nordyne 632444R Pressure Switch is an essential safety component for residential condensing furnaces and draft inducer systems. This factory authorized OEM furnace pressure switch is a single pole single throw (SPST) device preset to a precise 1. 74" WC setpoint. It is designed to verify proper combustion air and inducer motor performance before allowing the ignition sequence to initiate. This specific model features a 1 4" barbed connection for