Trane SWT3774 Pressure Switch 322838-752 System Protection: Rapidly identifies low

System Protection: Rapidly identifies low pressure to interrupt the ignition cycle

Acoustic Dampening: High-density material reduces outdoor unit noise

this part delivers the mechanical stability required to prevent pressure spikes and ensure system longevity

This part number refers specifically to the bearing mounting bracket

Field-Selectable Rotation: Allows for rapid clockwise or counter-clockwise configuration to match hardware requirements

Trane SWT3774 Pressure Switch 322838-752 System Protection: Rapidly identifies lowThe Trane SWT3774 0. 05" WC SPST Pressure Switch is an OEM HVAC control component designed for pressure sensing in compatible Trane heating and cooling equipment. This switch operates at 0. 05 inch water column (WC) and uses a single pole, single throw (SPST) contact configuration. In HVAC applications, the pressure switch monitors airflow or draft conditions and changes the electrical control circuit when the specified pressure condition is reached.