This listing is for an Advent AUC 3914 Converter. It was pulled from a working environment, power tested and powers on as it should. No further testing has been performed on this device. It requires a standard three prong power cord, which will be included with purchase. The unit has built in rackmount brackets. There is no cover for the unit. The DB-15 connector on the back of the item is damaged. There are also general signs of wear on the item from previous use. All photos are of the item you will receive. We do not provide tech support for this device. If you have any questions, feel free to contact me.