Lennox 34M73 Pressure Switch 30067439-890 ensuring no bracket or wiring

ensuring no bracket or wiring modifications are needed

55 Amp draw

ensuring proper fitment on Q179C pilot assemblies

the Trane BRG0740 is the standard 1" bore cartridge bearing used across both brands for residential and light commercial air handlers

Direct Compatibility: Engineered specifically for Galaxy boiler applications

Lennox 34M73 Pressure Switch 30067439-890 ensuring no bracket or wiringThe Lennox 34M73 Pressure Switch is a critical safety component designed for precise furnace draft inducer monitoring in residential and commercial heating systems. This OEM Lennox replacement part is factory calibrated to a . 22"wc set point, ensuring the exhaust vent maintains adequate negative pressure before allowing the ignition sequence to proceed. Featuring a Single Pole Single Throw (SPST) configuration and a standard 1 4" barb connection,