WD Se WD2000F9YZ 2TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5" Enterprise Hard Drive

Seagate

Seagate BarraCuda ST2000DM006 2TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5" Hard Drive Bare Drive

TOSHIBA MG03ACA400 4TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5" Enterprise Hard Drive Bare Drive

Western Digital Black WD2002FAEX 2TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5" Internal Hard

TOSHIBA MG03ACA200 2TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5" Enterprise Hard Drive Bare Drive (MG03ACA200)

Seagate

Seagate BarraCuda ST1000DM010 1TB 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5" Hard Drive Bare Drive