Disk drive enhancements for the IBM System Storage DS4000 series midrange disk systems are designed to increase the storage capacity and flexibility of the DS4000 series. This 7200 rpm SATA DDM option increases the physical storage capacity of the DS4700 and DS4000 EXP810 Storage Expansion Unit to 1 terabyte (TB). 
 Substitute PN: 44X2458, 44X2459, 44X2479
 Compatible with: IBM System Storage DS3950 DS4000 EXP810 EXP500 EXP520
 Whether it's for maintenance sparing or customer self-repair, you can rely on high quality, tested and inspected, server replacement parts from Integrity Global Solutions. Our trained technicians take great care when removing Items from servers, and afterward, places each item in Static/ESD packaging. Our shipping team then packages each item to ensure it arrives safely at its destination.