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The Rinnai ES-01174 is an overheat switch designed specifically for tankless water heaters. This essential component ensures safe operation by preventing overheating. It is compatible with models that use the 556FA-3 and 431FA-3 configurations. Installing this switch helps maintain the efficiency and longevity of your water heater.
The Rinnai ES-01174 overheat switch is crucial for keeping your water heater safe and functional. Ensure you have the right replacement to avoid potential heating issues.
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