Field Adjustable: Features an external sensitivity screw to fine-tune flow switch actuation points based on specific application velocities

always handle the ceramic base or use gloves

and Miller gas furnace models perfectly

Optimized Power Conversion: High-grade IGBT module construction minimizes switching losses and heat generation during high-load operations

Trane SWT3971 Pressure Switch 323080-701 Field Adjustable: Features an externalThe Trane SWT3971 Pressure Switch is an essential safety component engineered for induction monitoring in high efficiency Trane and American Standard furnaces. This SPST pressure switch (Single Pole Single Throw) is factory calibrated at a 1. 00" W. C. set point to ensure the inducer motor maintains the precise vacuum required for safe combustion and flue gas venting. As a 28VA pilot duty component, the SWT03971 effectively prevents the ignition cycle