Lennox 80W57 Pressure Switch 319848-301 manifold pressure) and can be

manifold pressure) and can be converted for liquid propane (LP) applications with the appropriate conversion kit

Common Questions: Can I touch the ignitor surface during install

Can this be used for propane (LP) conversions

While the prefix "LF" indicates lead-free models

facilitating a direct plug-and-play installation without the need for field modifications

Lennox 80W57 Pressure Switch 319848-301 manifold pressure) and can beThe Lennox 80W57 Pressure Switch is a critical safety component designed for single stage gas furnaces. This genuine OEM Lennox furnace pressure switch is calibrated to actuate at . 65" WC (water column), ensuring that the combustion air inducer motor is generating sufficient negative pressure before the ignition sequence begins. Engineered with a single pole single throw (SPST) configuration and Normally Open (N. O.) contacts, this switch protects