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The A. O. Smith Spark Module, MPN 100113158, is a vital component for the BTH and HCG Series 200 Natural Gas Water Heater. This replacement part ensures reliable ignition and operation of your water heater, supporting efficient heating in commercial applications.
The spark module is essential for the ignition process in natural gas water heaters. It connects the igniter to the control system for proper function.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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