Burnham Boiler 100959-01 Ignition Module Freon or a 42-106209-01 switch that

or a 42-106209-01 switch that has failed to close

providing a direct drop-in solution for contractors servicing Lennox furnaces and heat pump systems

Precision Sealing: Features a 1/4" orifice designed for precise lift and closure

this unit provides the thermal stability required to prevent scalding while allowing for higher storage temperatures to mitigate bacterial growth

Burnham Boiler 100959-01 Ignition Module Freon or a 42-106209-01 switch thatThe Burnham Boiler 100959 01 Ignition Module is a critical direct spark ignition (DSI) control designed for precise burner sequencing in high efficiency hydronic systems. This Burnham replacement ignition control manages the gas valve, monitors flame rectification, and includes a pre purge cycle to clear the combustion chamber of residual gases before ignition, ensuring safe and reliable operation. Engineered for compatibility with specific Burnham