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Field-Selectable Rotation: Allows for rapid clockwise or counter-clockwise configuration to match hardware requirements
Acoustic Dampening: High-density material reduces outdoor unit noise
System Protection: Rapidly identifies low pressure to interrupt the ignition cycle
System Testing Without Draining: The tri-function test button verifies burner circuit operation and safety logic without requiring a physical water level drop
the ASCO 120Vac coil provides superior protection against corrosion and environmental elements
Trane SWT3774 Pressure Switch 322838-752 Field-Selectable Rotation: Allows for rapidThe 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.
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