Lennox 33J24 Main Burner 318518-761 It features a NEMA 48

It features a NEMA 48 frame diameter with a 1/2-inch diameter by 4-inch long flat shaft

Is the 0453L0038GA00 compatible with residential zoning boards

Manual Override: Includes a three-way OFF/AUTO/ON override switch for immediate manual control without disrupting the programmed cycle

or erratic suction pressures

ensure the run capacitor matches the microfarad rating specified on the nameplate to maintain optimal torque and prevent winding overheating

Lennox 33J24 Main Burner 318518-761 It features a NEMA 48For veteran technicians and mechanical contractors, the Lennox 33J24 Main Burner (also identified under part number 33J2401) is an essential OEM replacement component designed for high efficiency gas furnaces. This precision engineered burner is critical for maintaining the correct air gas mixture and ensuring a stable, clean blue flame during the ignition cycle. Built to withstand high thermal stress, it effectively prevents common issues such as