this general service valve is engineered to handle diverse media

Robust Signal Logic: Includes factory-installed 1NO/1NC built-in auxiliary contacts to eliminate the need for immediate add-on blocks in basic motor starter circuits

ensuring optimal heat transfer within the heat exchanger

the universal IAQ contacts are specifically designed for this purpose

this assembly serves as the central processing unit for your equipment

Lochinvar & A.O. Smith 100093810 Switch 324846-701 this general service valve isThe 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