Safety Integrity: Acts as an essential fail-safe to cut power to the gas valve if airflow is restricted or temperatures exceed safe limits

Integrating this genuine Johnson Controls replacement part into your pneumatic loop ensures the responsive modulation required for complex sequence of operations without the risk of clogging associated with inferior aftermarket alternatives

) setting and check the resistance across the pins

ensuring hole-pattern alignment and simplified field installation

Nordyne 632452R Pressure Switch Safety Integrity: Acts as anThe Nordyne 632452R Pressure Switch is a critical OEM safety component for gas fired furnaces and HVAC systems. As a Single Pole Single Throw (SPST) air pressure sensing switch, it is calibrated to a precise 1. 00" WC (Water Column) set point. This switch serves as the direct 632390 replacement, ensuring proper airflow verification for the combustion process. When the inducer motor or draft booster creates the required negative pressure, the switch