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providing stable and consistent command over gas flow when paired with Maxitrol modulator-regulator valves
and 1/2" bore
maintaining efficiency and preventing short-cycling
Can this be used on both residential and commercial York units
Connect your 1/4" flare water line directly to the threaded tailpiece
Fenwal 35-725201-505 Control Els PW 17895 providing stable and consistent commandThe 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