Sed, cleaned and tested in working conditions, came out of a working computer. It has been tested with a Thermaltake Dr. Power II ATX12V Power Supply Tester with no errors found and plug into a working system. Also visually inspected for defects or blown capacitors. Please see pictures for details. PLEASE NOTE THAT ONCE THE PACKAGE IS IN HANDS OF THE CHOSEN MAILING COMPANY WE HAVE NO CONTROL AT ALL!! Are responsibility of the customer. Picks up the package. Thanks for doing business wi.