12-inch insertion depth allows for accurate temperature sensing in larger furnace cabinets and ductwork configurations

The 14004402-001 is the base cover assembly

excessive carbon buildup on the electrode tip

Fully interchangeable with part numbers GKT2451 and GKT2451K

this DPST electric heat sequencer manages the timing of heating elements and blower motors to prevent circuit overloads during startup

Lennox 15M42 Rollout Switch 12-inch insertion depth allows forMaintain critical furnace safety and prevent equipment damage with the Lennox 15M42 Rollout Switch. Designed as a direct fit OEM replacement flame rollout switch, this component is engineered to monitor the burner compartment for abnormal heat conditions. The 15M42 is a single pole single throw (SPST) switch calibrated to actuate at 250 degrees F, effectively interrupting the burner circuit if a flame rollout or excessive thermal event occurs. This