Trane SWT4049 Pressure Switch 320788-704 directly improving fuel efficiency and

directly improving fuel efficiency and combustion performance

Pressure Stability: Restores high-sensitivity response to maintain consistent PSI settings in demanding air-line applications

this is a standard choice for technicians replacing older pneumatic wall stats where a larger footprint was previously used

Using it on a 1/2 HP or 3/4 HP motor will result in incorrect torque and potential airflow issues

Heavy-Duty Construction: Rated for a maximum static pressure of 400 psi and a close-off pressure up to 40 psi

Trane SWT4049 Pressure Switch 320788-704 directly improving fuel efficiency andThe Trane SWT4049 High Pressure Switch is a critical safety component designed for precise refrigerant circuit monitoring in residential and light commercial HVAC systems. As a genuine OEM Trane replacement part, this pressure actuated switch is engineered to protect the compressor from catastrophic failure by interrupting the electrical circuit when discharge pressure exceeds safe operating parameters. Utilizing a factory calibrated set point, the