HP MB4000FCWDK 4TB 7.2K 3.5-inch 6G SAS Hard Drive ST4000NM0023 w/ HDD Caddy | eBay
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
EMC Data Domain 005051836 4TB 7.2K 12G SAS HDD Hard Disk Drive with DS60 Tray