Trane SWT2521 Pressure Switch A 440V capacitor will handle

A 440V capacitor will handle the 370Vac requirement easily and often runs cooler

durable seat O-rings

continuous pilot or main burner operation

though it is not recommended for steam-saturated applications where graphite or EPDM may be preferred

This is critical for maintaining efficiency in long line sets or high-velocity suction lines

Trane SWT2521 Pressure Switch A 440V capacitor will handleThe Trane SWT2521 Pressure Switch is an essential OEM safety component designed for precise airflow monitoring in residential and commercial gas furnaces. Field tested for high performance reliability, this 0. 94" WC SPST furnace switch facilitates critical vacuum verification, ensuring the inducer motor establishes a proper draft before allowing the ignition sequence to proceed. Engineered with a durable housing and a barbed hose connection for