000-ohm nominal resistance at 77°F provides the base signal for the Selectra modulation loop

The non-mechanical disc-to-seat alignment ensures the valve will not stick or freeze

The unit utilizes a standard 5-terminal block

this specific 35-72 series control supports both local (single spark and sense) and remote flame sensing configurations depending on your burner assembly and electrode setup

Environmental Resilience: Engineered with high-grade moisture-resistant encapsulation to maintain resistance accuracy in high-humidity airflow environments

Lochinvar & A.O. Smith 100300201 Gask Cock 322838-753 000-ohm nominal resistance at 77°FThe Lochinvar & A. O. Smith 100300201 Gas Cock is a heavy duty, manual shut off valve designed for high demand commercial boilers and water heaters. Engineered with a 1 inch NPT connection, this gas cock serves as a primary isolation point, allowing technicians to safely cut off fuel supply during burner maintenance or system troubleshooting. This OEM component is built to withstand high pressure and temperature cycles typical in commercial gas fired