Trane SWT3018 Pressure Switch 321894-706 but you should confirm chemical

but you should confirm chemical compatibility for specialized applications

it is recommended to be mounted in a vertical and upright position

Always match the tonnage to the equipment specifications

using this genuine Lennox replacement part ensures the system returns to its original factory specifications for filtration efficiency and particulate removal

What is the maximum fluid temperature for this 3-way valve

Trane SWT3018 Pressure Switch 321894-706 but you should confirm chemicalFor field techs managing low pressure protection in commercial and residential systems, the Trane SWT3018 Pressure Switch (cross referenced as SWT03018) is a critical OEM safety component. This SPST normally open pressure switch is engineered to monitor system conditions and prevent compressor damage due to refrigerant loss or extreme temperature drops. It features a precise 25 PSI open setpoint and a 41 PSI close (reset) point, making it standard for