Smith and Lochinvar technical assemblies

and Marley Engineered Products electric heating installations

this hard start kit with relay is a versatile replacement for many common industry models

42" air pressure switch (1

Penguin II

Lennox 97J69 Pressure Switch 328140-751 Smith and Lochinvar technical assembliesThe Lennox 97J69 Pressure Switch is a critical safety component designed for specific Lennox furnace models to monitor induction blower performance and flue venting integrated within the combustion circuit. This SPST (Single Pole Single Throw) vacuum switch is factory calibrated to a . 85" WC (Water Column) set point, ensuring the system only initiates the ignition sequence when proper static pressure is established. Featuring a standard 1 4" barb