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Ships within 48 hours · Estimated delivery Sep 10 - Sep 15
Chrome-bevel sheet on grid paper — specs and return notes filed under the bay.
System Protection: Safely interrupts the burner cycle to prevent cracked heat exchangers and other thermal damage
Maximum System Protection: High-density refrigerant desiccant effectively absorbs moisture and traps debris down to 20 microns
Durable Construction: Built to withstand the high-temperature environments typical of industrial refrigeration compressor housings
Key Benefits for Contractors Exact OEM Compatibility: Serves as the official 8402-048 replacement
Trane CNT3671 Pressure Switch System Protection: Safely interrupts theThe 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