Carrier Bryant HK42FZ039 Furnace Control Circuit Board CEPL130934-02 used. From a fully functioning system. Old system was replaced with new one and was in good working condition. This part is in excellent cosmetic condition. It’s very clean, looks like new. Please see more details from the images attached. Please check images carefully because you will receive exactly the same as pictured, or a very similar one. 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.