The International Comfort Products 1173838 Ignition Control Board is an electronic control component designed for compatible gas furnaces and heating HVAC systems. It manages the ignition sequence by coordinating the ignitor, gas valve, flame sensor, and blower to ensure safe and efficient burner operation. The control board continuously monitors system performance and responds to ope... https://www.partshnc.com/icp-heil-tempstar-furnace-control-circuit-board-1173838