the 3L09-6 utilizes high-speed contact separation to prevent arcing and ensure a long service life in demanding residential and light commercial heating cycles

and UBX series unit heaters that utilize electronic ignition control boards

Constructed with a copper spring-loaded check valve assembly and stainless steel to brass seating

propane configurations

providing the necessary reach for precise bulb placement in the airstream of large-capacity units

Lennox 61854 Burner Assembly Els PW 17895 the 3L09-6 utilizes high-speed contactThe Lennox 61854 is a critical OEM replacement pilot burner assembly engineered for high performance gas fired furnace systems. This natural gas pilot assembly features a precision drilled . 017 orifice, ensuring calibrated gas flow for reliable ignition cycles and stable flame rectification. Designed as a direct drop in for several legacy and modern units, including Lennox G11 and G12 series furnaces, this component is the industry standard for