including a precise length and wire gauge to prevent drifting pressure settings

Testing with a multimeter should show a reading within 5% of the 40 and 3 MFD ratings

You must always match the MFD rating exactly

airtight seal over the sensor face

Key Benefits OEM Compatibility: Precision-engineered for a direct fit in Amana and Goodman heating systems

Nordyne 632493R Pressure Switch including a precise length andAs a veteran HVACR technician, you know that safety and induction monitoring are non negotiable. The Nordyne 632493R Pressure Switch is the definitive OEM replacement for the older 632493 model, engineered specifically for Nordyne, Intertherm, and Miller gas furnaces. This 0. 60" WC SPST (Single Pole Single Throw) switch is a normally open safety component that confirms the inducer motor is pulling the correct vacuum before allowing the ignition