it provides the internal components necessary to address common failure points such as solenoid valve leakage

heat-resistant materials to withstand the intense thermal environment within the burner assembly

Does this include the valve o-ring or the spring

preventing the need for secondary trips to the job site

Fenwal 35-725201-505 Control 30067439-890 it provides the internal componentsThe Fenwal 35 725201 505 is a robust 120V Direct Spark Ignition (DSI) control designed for heavy duty gas fired equipment. This microprocessor based ignition module is engineered for precise timing and sequence management, featuring a 5 second prepurge to clear the combustion chamber and a 10 second trial for ignition (TFI). Built to handle the rigors of industrial heating and commercial water heater applications, it operates as a single try ignition