This is a Carrier Bryant Payne HK42FZ017 Furnace Control Circuit Board, a new open box product that serves as a replacement for faulty furnace control boards. It is designed for use in HVAC and refrigeration systems, specifically for controlling and regulating the circuit boards. The product is manufactured by Carrier, a trusted brand in the industry. The model number is HK42FZ017 and the part number is CEPL130455-01.