This is a high-grade silicon carbide hot surface ignitor

especially since some models may have superseded this part with the 1804-0462BX

For contractors performing preventative maintenance or system overhauls

rather than a failure of the switch itself

Lochinvar & A.O. Smith 100233594 Burner Gasket Els PW 17895 This is a high-grade siliconThe Lochinvar & A. O. Smith 100233594 Burner Gasket is a critical high temperature seal engineered for high efficiency condensing boilers and water heaters. As a direct OEM replacement part for GKT2062 (also indexed as GKT2062K and 100146481), this component ensures a gas tight interface between the burner assembly and the combustion chamber. Maintaining a precise seal is vital for preventing flue gas leakage and ensuring optimal combustion efficiency