Trane SWT4455 Low Pressure Switch 35 PSI Open/55 PSI Close

The Trane SWT4455 Low-Pressure Switch is used in to HVAC systems to prevent low pressure operation to the systems. It controls the pressure of the refrigerant in the system and turns off the unit when the pressure is low 35/55 PSI. This helps avoid straining the compressor and the same time keeping the system safe from harm. This low-pressure switch is widely applied to air conditioners and heat pump systems. In other words, it enhances energy conservation, equipment durability, and effective control of indoor conditions within the system.