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for 325-5 series regulators
Always check your specific model’s parts list to confirm it requires a #42 orifice
reducing the need to carry multiple fixed-temperature switches in the field
Designed for heavy-duty commercial and residential environments
Automatic Reset Functionality: Closes the circuit automatically at 125°F
Nordyne 632622R Pressure Switch for 325-5 series regulatorsThe Nordyne 632622R Pressure Switch is the official OEM replacement for 632622, specifically engineered for precision monitoring in Nordyne M7 furnace models. As a critical safety component, this SPST pressure switch is factory calibrated to a 1. 20" WC set point, ensuring the inducer motor is generating sufficient draft before allowing the ignition sequence to proceed. For technicians troubleshooting pressure switch stuck open or closed codes, this
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