Baso Gas Products RSDA16A-120C-120V Coil Assembly is a replacement electromagnetic coil designed to operate gas valves in HVAC systems. It works by energizing when supplied with 120V, creating a magnetic field that actuates the valve to open or close gas flow safely and reliably. Commonly used in furnaces, boilers, and other gas-fired heating equipment, this coil assembly ensures cons... https://www.partshnc.com/rsda16a-120c-baso-gas-products-120v-coil-assy