Nordyne 632443R Pressure Switch The self-dispensing bucket maintains moisture

The self-dispensing bucket maintains moisture levels with a secure seal

The relay opens the circuit only when the thermostat or control board sends power to the coil

Its robust construction ensures consistent thermal cutoff accuracy

Common Questions What causes a limit switch like the HH12ZB220 to trip frequently

also recognized as Model 69-114

Nordyne 632443R Pressure Switch The self-dispensing bucket maintains moistureThe Nordyne 632443R is a critical OEM replacement pressure switch designed for induced draft furnaces. Engineered to monitor the differential pressure between the draft inducer motor and the flue, this SPST (Single Pole Single Throw) switch is factory calibrated to a precise 0. 85" WC (Water Column) trip point. It features a 1 4" barbed connection for standard pneumatic tubing and two terminal electrical contacts for direct furnace control board