Dell Compatible - 91K8T 3TB 7.2K SAS 6G 3.5" Hard Drive with Dell Tray Dell Compatible  New Enterprise Grade 24/7 Cycle Duty drives selected to Dell Specifications. Money Back Guarantee! Not Dell Branded - This is a Compatible listing WD, Seagate, HGST Branded HDD installed in Genuine DELL Caddies 2 Year Replacement Warranty  Serverpartdeals  RMA rate less than .5%.