HITACHI HDS5C4040ALE630 Hitachi 5K4000 4TB CoolSpin SATA 6.0G 3.5 HD. 90 Day Wrnty Hitachi Deskstar 5K4000 Specs (HDS5C4040ALE630) Please ensure that your original part number matches this exactly, or check with the manufactuer for compatiblity. Customers are responsible for compatiblity. This part is guaranteed to be fully functional, original and authentic. HDS5C4040ALE630