Trane CNT3671 Pressure Switch replacing the sensor with this

replacing the sensor with this factory-tested HVAC high limit control restores system safety and prevents short-cycling issues caused by degraded bimetal sensors

while the DPST configuration provides the necessary isolation for complex electrical sequences

High Pressure Rated: Engineered for ACR tube fittings applications

identical match for the Nordyne 632520

this unit minimizes resistance and extends the service life of auxiliary signaling paths

Trane CNT3671 Pressure Switch replacing the sensor with thisThe Trane CNT3671 Pressure Switch is an essential OEM replacement part designed for precise airflow monitoring in gas furnace and air handler applications. This . 20" WC SPST air pressure switch functions as a critical safety limit, ensuring the inducer motor establishes proper static pressure before the ignition sequence initiates. Rated for a single pole single throw (SPST) configuration, the CNT3671 features snap acting contacts and is engineered