Nordyne 632432R Pressure Switch maintaining long-term accuracy and performance

maintaining long-term accuracy and performance in demanding plumbing environments

the high limit circuit is likely open

Genuine OEM component for guaranteed compatibility and reliable performance

it utilizes a highly sensitive "N" type indicator

Nordyne 632432R Pressure Switch maintaining long-term accuracy and performanceThe Nordyne 632432R Pressure Switch is an essential safety component engineered for negative pressure detection in specialized HVAC systems. This genuine OEM furnace part is calibrated to close at a setpoint of 0. 70" WC (Water Column), ensuring the draft inducer blower is generating sufficient vacuum before the ignition sequence begins. Designed as a normally open SPST switch, it acts as a critical interlock to prevent combustion if venting is