The Resideo VR8205A2008/B Dual Direct Ignition Standard Opening Gas Valve is a critical component for controlling gas flow in single-stage heating systems. This valve is engineered to perform precisely and reliably at a frequency of 60 Hz and a voltage of 24 volts. https://www.partshnc.com/vr8205a2008b-resideo-12-24v-dsi-dual-main