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4.6

Lennox 34M73 Pressure Switch 30067439-890 Corrosion-resistant stainless steel construction prevents

SKU 42597344776
USD39.77 USD59.77

Pay in 4 interest-free payments of $9.94 Learn more

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Sep 5 - Sep 10

Gallery notes

Rosewood paper grain — description and returns beneath the overlapping buy card.

Description

Corrosion-resistant stainless steel construction prevents metal fatigue during heavy-duty cleaning of condenser and evaporator fins

ensuring no bracket or wiring modifications are needed

Installation Flexibility: The 7/8" x 1 1/8" sweat straight-body configuration simplifies integration into large-diameter piping runs

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

55 Amp draw

Lennox 34M73 Pressure Switch 30067439-890 Corrosion-resistant stainless steel construction preventsThe 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,

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy

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