The dry contact relay configuration ensures clean signal isolation

Smith to meet exact factory specifications for natural gas applications

Smith 100110754 Burner Assembly is a critical OEM replacement part engineered for natural gas water heaters and boilers

Featuring 3/4 inch Union Sweat connections

This kit is essential for pneumatic control systems requiring proportional valve actuation and precise stem positioning regardless of load variations or friction

Lochinvar & A.O. Smith 100208378 Pressure Switch 326010-701 The dry contact relay configurationThe Lochinvar & A. O. Smith 100208378 Pressure Switch is a critical OEM safety component engineered for precise airflow monitoring in high efficiency boilers and water heating systems. This switch is factory calibrated to a 4. 10" WC (Water Column) set point, ensuring the inducer fan generates sufficient negative pressure for safe combustion. As a direct cross reference for part 100166100, it serves as a standard replacement for several Lochinvar