Lennox 14A47 Pressure Switch 326058-757 as this board regulates the

as this board regulates the ignition sequence

Rated for 150 PSI maximum operating pressure

Enhanced Circuit Protection: Prevents nuisance operation during loss of charge

Standardized NPT Connections: Utilizes 1/2" x 1/2" NPT threading for straightforward integration into existing gas piping

Lennox 14A47 Pressure Switch 326058-757 as this board regulates theThe Lennox 14A47 Pressure Switch is a critical safety component designed for two stage furnace applications, specifically engineered to verify draft inducer blower performance and flue integrity. This dual stage pressure switch features precise factory set trip points of . 55 . 35 in. w. c., ensuring the combustion process only initiates once proper venting is established. In high efficiency Lennox systems, this switch monitors the pressure