Lochinvar & A.O. Smith 100093810 Switch R-22 Whether integrated into a pumping

Whether integrated into a pumping station or a compressed air system

Durable Construction: Manufactured using high-quality materials to resist standard wear and corrosion in demanding HVAC environments

preventing refrigerant loss during component swaps or seasonal system tune-ups

The rugged construction is optimized for sensing element replacement in existing valve bodies

Multi-Positional Mounting: The 325 series design allows for versatile installation

Lochinvar & A.O. Smith 100093810 Switch R-22 Whether integrated into a pumpingThe Lochinvar & A. O. Smith 100093810 Switch is a critical safety component designed specifically for natural gas water heaters, including the high volume FG40T34 residential model. As a primary water heater door switch, this part functions as an electrochemical interlock, ensuring the burner assembly only receives fuel when the access door is fully seated and secured. This OEM replacement part is engineered to meet the precise tolerances of Lochinvar