Lennox 24W97 SPST Pressure Switch 0.40" WC

The Lennox 24W97 Pressure Switch operates as an SPST switch which activates at 0.40 inches of WC pressure in HVAC systems. The pressure switch maintains essential functionality for HVAC system pressure control and detection through safe operation and efficient heating and cooling operation. The switch operates by activating or deactivating system functions when air pressure moves outside its set parameters protecting equipment from pressure-related damage. The part operates in gas furnaces and HVAC systems to better system reliability through protection against unsafe conditions and optimized performance. The small size of the switch enables simple installation in confined locations while its durable build maintains in multiple operational settings.