The Carrier Bryant Payne OEM Replacement Furnace Control board 325878-751 OE NEW is a furnace control board designed for use with Carrier, Payne, and Bryant furnaces. It operates on 24V with an amperage of 25A, and is compatible with central furnace and heat pump split system models. Specifically designed for the Carrier HK42FZ013 model, this new replacement control board ensures proper functionality and control of your HVAC system for optimal performance.