Trane CNT3671 Pressure Switch High-Pressure Reliability: Precision-machined for industrial

High-Pressure Reliability: Precision-machined for industrial HVAC applications

Key Benefits for Contractors Exact OEM Compatibility: Serves as the official 8402-048 replacement

completing the circuit to the control board once the appropriate vacuum is established through the 1/4 inch barbed connection

ensuring the flow coefficients align with your specific inlet pressure requirements

reducing system downtime and maintaining precise refrigerant or air-side control

Trane CNT3671 Pressure Switch High-Pressure Reliability: Precision-machined for industrialThe 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