While designated as a "T" model for liquid line service

or the actuator failing to reach its full stroke under rated pilot pressure

This integrated HVAC control module is engineered for high-performance gas furnace applications

5 degree F differential

Trane SWT3083 Pressure Switch 321894-706 While designated as a "T"The Trane SWT3083 Pressure Switch is a critical safety component designed for precise pressure monitoring in high performance Trane HVAC equipment, including packaged units, RTUs, and heat pumps. As an OEM SPST pressure switch, this part ensures system integrity by maintaining a normally closed circuit that opens at 650 PSI and closes at 500 PSI. This snap acting logic is vital for protecting the compressor from extreme head pressures, preventing