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this is the official manufacturer-designated direct replacement for the 3H32737-2
Whether integrated into a pumping station or a compressed air system
As a veteran-grade integrated furnace control (IFC) replacement
While you can technically use a 3-pole contactor in place of a 2-pole unit by utilizing only two of the poles
It comes factory-equipped with a 3-6" w
Lochinvar & A.O. Smith 100093810 Switch R-22 this is the official manufacturer-designatedThe 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
