We do not have the power cords to test this item so is is being sold as untested. We don't know the history of this device. This item is being sold AS-IS, no refunds or returns will be accepted. For Sale: UNTESTED WD Sentinel DX4000 Four Drive Bay Network Storage Server NAS No Drives Condition:AS-IS SHIPPING TERMS: We only ship via USPS Orders are normally shipped within 1-2 business days, after payment is received. (WE DO NOT SHIP ON WEEKENDS) HREBL000382