Flexible Installation: Equipped with a compression fitting and multiple mounting options to accommodate standard 1/4" or 3/16" tubing

and unit ventilators where precise flow regulation is critical for system efficiency

Optimized Ignition Timing: Features a 0-second pre-purge and a 7-second TFI for rapid and consistent burner startups

this unit facilitates precise venting of flue gases

Lennox 75W15 Limit Switch Els PW 17895 Flexible Installation: Equipped with aThe Lennox 75W15 Limit Switch is a high performance L165 30F limit switch designed as a genuine OEM replacement for residential and commercial heating equipment. Engineered to function as a critical safety control, this Lennox furnace limit switch operates as a normally closed (NC) snap disc limit control that opens at 165F and resets at 135F. This automatic reset component is essential for preventing heat exchanger damage by interrupting the gas