Lochinvar & A.O. Smith 100277765 Thermal Switch it offers superior corrosion resistance

it offers superior corrosion resistance compared to lower-quality imports

During a valve repack or assembly

Durable Mechanics: Features the Copeland Scroll design with only three moving parts

leak-free seat within the gas manifold of various Weil McLain CGi and CGa series boilers

ensuring precise atmospheric communication for the diaphragm to respond to pressure fluctuations without restriction

Lochinvar & A.O. Smith 100277765 Thermal Switch it offers superior corrosion resistanceThe 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