Hard Drive - WD Gold WD4003FRYZ - 4TB - SATA 6Gb/s 3.5in - 7200rpm - 256MB Buffer
Hard Drive - WD Gold WD6003FRYZ - 6TB - SATA 6Gb/s - 3.5in -7200rpm - 256MB Buffer
Hard Drive - WD Gold WD8004FRYZ - 8TB - SATA 6Gb/s - 3.5in - 7200rpm - 256MB Buffer
Hard Drive - WD Black WD10SPSX - 1TB - SATA 6Gb/s - 2.5in - 7200rpm - 64MB buffer
Hard Drive - Wd Red Pro WD102KFBX - 10TB - SATA 6Gb/s - 3.5in - 7200rpm - 256MB Buffer
Hard Drive - WD Gold WD161KRYZ - 16TB - SATA 6Gb/s - 3.5in - 7200rpm - 512MB Buffer
Hard Drive - WD Gold WD181KRYZ - 18TB - SATA 6Gb/s - 3.5in - 7200rpm - 512MB Buffer
Hard Drive - Ultrastar DC HC550 - 18TB - SATA 6gb/s - 3.5in - 7200rpm - 512MB cache SE
Hard Drive - Ultrastar DC HC550 - 16TB - SATA 6gb/s - 3.5in - 7200rpm - 512MB cache SE
Hard Drive - WD Black WD5000LPSX - 500GB - SATA 6Gb/s - 2.5in - 7200rpm - 64MB buffer