this sensor includes a 1/4" NPT brass adapter for secure thermowell mounting

Standardized 1

always verify the shaft diameter (typically 1/2 inch for these models) before finalizing the installation

it prevents the frequent tripping of the T&P relief valve

Lochinvar & A.O. Smith 100208505 Relay Freon this sensor includes a 1/4"The Lochinvar & A. O. Smith 100208505 Relay is a mission critical 120V electrical component engineered for high demand hydronic heating and water heating systems. As a direct OEM replacement for discontinued part numbers RLY2425 and RLY2425K, this 120V power relay ensures seamless logic control and circuit management within the burner control string. Designed for maximum reliability in both residential and commercial boilers, the 100208505 relay is