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The Lochinvar Resettable Thermal Switch, MPN 100326994, is designed for use with the Lochinvar L290F model. This thermal switch is suitable for gas water heaters and furnace applications. It ensures the safe operation of your heating systems by resetting automatically once conditions return to normal.
This switch is essential for maintaining system efficiency and safety.
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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