ST4000NXCLAR4000 EMC 4TB SAS Hard Drive – SPS Pros
Amazon.com: HP 695842-001 4TB SAS Hard Drive Disk (HDD) - 7,200 RPM, 3.5-inch form factor, SmartDrive Carier (SC), Midline (MDL), 6Gb per second Transfer Rate (TR) : Electronics
Amazon.com: Dell 4TB HDD SAS 3,5 Inch 7,2K Near Line, 202V7 (Near Line) : Electronics