Lennox 20J87 Inshot Burner 321042-401 protecting equipment from high static

protecting equipment from high static pressure even when the zone is "closed

this HSI reaches ignition temperature rapidly to ensure a reliable bridge to the burner assembly

upgrading to this refined pump motor coupler prevents premature wear on the bearing assembly and extends the service life of the circulating pump

providing precise flame impingement on the thermocouple for consistent millivolt generation

Lennox 20J87 Inshot Burner 321042-401 protecting equipment from high staticThe Lennox 20J87 Inshot Burner is a critical OEM replacement component designed for high efficiency gas furnaces and unit heaters. Engineered for precision, this 20J8701 identical burner measures 2. 5 inches wide by 4. 5 inches long and is constructed from durable stainless steel to resist corrosion and thermal stress. As a veteran technician knows, maintaining proper combustion performance depends on the swirl stabilized flame pattern this part