With power disconnected

Key Benefits Direct Compatibility: Exact fit for Newco 102786 and MET127-HP specifications

Whether you are performing a regulator spring conversion or routine maintenance

ensuring reliable ignition and stable flame patterns across the entire heat exchanger

Lochinvar & A.O. Smith 100277765 Thermal Switch With power disconnectedThe Lochinvar & A. O. Smith 100277765 Thermal Switch is a critical safety component designed for high limit temperature protection in residential and commercial water heaters. This resettable thermal switch functions as a fail safe, automatically interrupting the burner circuit or gas valve power when it detects temperatures exceeding safe operating parameters. Engineered to replace obsolete part numbers RLY1002 and 100167473, this OEM component