Lennox 18J74 Pressure Switch Els PW 17895 if the internal diaphragm has

if the internal diaphragm has failed or the contacts are pitted

Standardized Mounting: The 1

the 16025 is built to handle the rigorous duty cycles of condenser fan motors and compressor start circuits

it provides precise spark generation

Function: Provides reliable pilot ignition for heating systems

Lennox 18J74 Pressure Switch Els PW 17895 if the internal diaphragm hasThe Lennox 18J74 Pressure Switch is a high precision low ambient pressure switch engineered to regulate head pressure by cycling the outdoor fan motor during cooling cycles. Designed specifically for HVAC professionals, this OEM replacement part ensures your system maintains consistent evaporating temperatures, effectively preventing evaporator coil icing and protecting the compressor from liquid slugging. With an open temperature of 150F and a close