Is the 100109846 switch compatible with other brands

optimized for R-22 refrigerant cooling circuits

Smith and Lochinvar technical platforms

When your unit stalls or fails to prove flame

ensuring system efficiency in high-humidity environments

Lochinvar & A.O. Smith 100304989 Ignitor 319852-301 Is the 100109846 switch compatibleThe Lochinvar & A. O. Smith 100304989 Ignitor is a critical OEM replacement part engineered for high output commercial boiler ignition. As a veteran grade hot surface igniter, this component is specifically calibrated for use in Lochinvar Outdoor Crest series boilers, including models OFN(L) 2501 through 6001. This assembly includes the ignitor electrode and a specialized mounting gasket to ensure a gas tight seal against the combustion chamber.