Trane SWT3246 Pressure switch 320734-701 With a panel mount design

With a panel mount design and 1/4-inch quick-connect terminals

Industrial-Grade Build: Features a resilient steel impeller and shaded pole motor designed for the corrosive environment of flue gas exhaust

For technicians performing a Trane expansion valve replacement

Always verify the rotation of the existing fan before installation to ensure proper airflow direction

tool-free actuator removal and replacement

Trane SWT3246 Pressure switch 320734-701 With a panel mount designFor field technicians and contractors managing critical furnace diagnostics, the Trane SWT3246 Pressure Switch is the direct OEM replacement engineered for precise combustion air monitoring. This single pole single throw (SPST) switch is factory calibrated with a high accuracy 1. 15" WC set point, ensuring the inducer motor generates the necessary vacuum before allowing the ignition sequence to proceed. Designed with a standard 1 4" barb connection,