Carrier Bryant Control Board HK42FZ011 1012-940. Used refurbished and tested. Removed and inspected by professional HVAC installer from a fully functioning system. Was in great working condition when removed. This part was carefully inspected and tested before listed. Contacts and plugs soldered of necessity. This part is in very good cosmetic condition. Please learn the images carefully for the model and part number verification. We have more than one item for this listing, so we won’t send you the item pictured, but one we have available now with the same part numbers. Purchasing used parts you agree with the statement that sometimes hidden defects or malfunctions may occur during installation or continuous use. Most of the parts require specific knowledge and skills to be installed properly. If you don’t have skills or knowledge, you must ask certified HVAC technician to install.