Lennox 52M40 Pressure Switch Els PW 17895 it allows the room pressure

it allows the room pressure monitor to report a true average static pressure rather than reacting to momentary spikes

Goodman parts documentation identifies B1086775S as the specified fan blade on multiple equipment models

also identified in technical catalogs as the Watts KSTEM-12

and this mount ensures your condenser fan runs smoothly

the 100-0017-001 is required if you are monitoring a second circuit (DS models) or if the primary sensor has been compromised

Lennox 52M40 Pressure Switch Els PW 17895 it allows the room pressureAs a field tested Lennox 52M40 Pressure Switch, this genuine OEM component is a critical safety interface for residential and commercial gas furnaces. Engineered for precise pneumatic monitoring, this SPST furnace pressure switch features a single pole single throw configuration designed to verify inducer motor performance. The integrated 1 4" barb connection allows for a secure, airtight fit with standard pressure tubing, ensuring the system