The BASO Gas Products K16BT-36H is a 36-inch heavy-duty thermocouple designed to provide reliable flame sensing and safety control in gas-fired heating equipment. It generates a small electrical signal when heated by a pilot flame, allowing the gas safety valve to remain open while the flame is present and helping shut off gas flow if the flame goes out. This thermocouple is suitable ... https://www.partshnc.com/k16bt-36h-baso-gas-products-36-husky-heavy-duty-thermocouple-with-nut