The Carrier Bryant Furnace Control Board HK42FZ011 1012-940 is a used and working HVAC part designed for central furnaces. It is compatible with brands such as Carrier, Payne, and Bryant, and has a thickness of 1 inch. This corded electric control board operates on a single phase power source and is designed for use in a variety of industrial and commercial heating systems. The model number is FURNACE BOARD, making it a reliable and efficient component for controlling and regulating furnace functions in HVAC systems.