This is YORK Coleman 1171-200 Furnace Control Circuit Board 025-35304-000 used part. This part was removed by HVAC installer from a fully functioning system. Old system was replaced with newer one (more energy efficient) and was in good working condition. This part was inspected by professional HVAC installer. This part is in excellent cosmetic condition. Please see more details from the images attached. Please note that slight discoloration is typical of this board, even in its used functional condition. Most of this type used control boards have some signs of previous wear. We carefully check all our items before adding to listing and burned (cooked) items are not allowed. 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. FREE standard shipping is guaranteed. We offer expedited shipping for additional price. If necessary, please include shipping costs in your purchase price when placing your order. My handling time is 1 business day only. Purchasing used parts you agree with the statement that sometimes hidden defects or malfunctions may occur during installation or continuous use. There is no warranty on used parts. But you have 30 days satisfaction guarantee and 30 days FREE returns. 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. I am not liable for any damages or failures as a result of improper installation.