WD Red 2TB NAS Internal Hard Drive - 5400 RPM Class, SATA 6 GB/S, 256MB Cache, 3.5" | WD20EFAX

WD Red 6TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s 256MB Cache 3.5 Inch | WD60EFAX - WD60EFRX

WD Red Plus 4TB NAS Hard Disk Drive - 5400 RPM Class SATA 6Gb/s, CMR, 128MB Cache, 3.5 Inch | WD40EFZX-68AWUN0

WD Ultrastar 6TB DC HC310, 7200 RPM, SATA 6.0Gb/s, 3.5" Data Center Internal Hard Drive | 0B36039 - HUS726T6TALE6L4

WD Ultrastar DC HC330 0B42266 10TB 7200 RPM SATA 6Gb/s 256MB Cache 3.5-Inch Enterprise Hard Drive | WUS721010ALE6L4

WD Ultrastar HGST, 4TB 3.5inch, 128MB, 7200RPM SATA 6Gb/s 512n Enterprise Hard Disk Drive | 0B35950 - HUS726T4TALA6L4

WD/HGST Ultrastar 7K6 (3.5’’, 4TB, 256MB, 7200 RPM, SATA 6Gb/s, 512E SE) Data Center Hard Drive | HUS726T4TALE6L4

WD/HGST Ultrastar 7K8 | 8TB Data Center Hard Drive | HUS728T8TALE6L4 - 0B36404

Western Digital 10TB WD Gold Enterprise Class, 3.5" Internal Hard Drive, 7200 RPM Class, SATA 6 Gb/s, 256 MB Cache | WD102KRYZ-01A5AB0

Western Digital 14TB WD Gold Enterprise Class Internal Hard Drive - 7200 RPM Class, SATA 6 Gb/s, 512 MB Cache, 3.5" | WD141KRYZ

Western Digital 16TB WD Gold Enterprise Class Internal Hard Drive - 7200 RPM Class, SATA 6 Gb/s, 512 MB Cache, 3.5" | WD161KRYZ

Western Digital 18TB – Ultrastar (HGST) HC550 SATA 6Gb/s, 7200RPM SATA-6Gb/S, 512MB Buffer, 512e Se 3.5inch Helium Platform Hard Drive | 0F38459

Western Digital 1TB Scorpio Blue 5400 RPM 8MB Cache SATA 3.0Gb/s 2.5 Internal Notebook Hard Drive Bare Drive | WD10JPVX-22JC3T0

Western Digital 250GB IDE

Western Digital 2TB RE Enterprise Hard Drive: 3.5 Inch, 7200 RPM, SATA III, 64 MB Cache | WD2000FYYZ

Western Digital 3TB Se 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5 inch Datacenter Capacity Hard Drive | WD3000F9YZ

Western Digital 4TB 7200 RPM SATA 6 Gb/s 64MB Cache, 3.5-Inch Desktop Hard Disk Drive | WD4003FZEX

Western Digital 4TB Bare Drives Red Pro NAS Hard Drive 128 MB Cache 3.5-Inch. Internal Bare | WD4002FFWX - WD4003FFBX

Western Digital 4TB Gold Datacenter Hard Disk Drive - 7200 RPM Class SATA 6 Gb/s 128MB Cache 3.5 Inch | WD4002FYYZ

Western Digital 4TB Gold SATA 6Gb s 7200 RPM 256 MB Cache Enterprise Class 3.5" Internal Hard Drive | WD4003FRYZ

Western Digital 4TB RE 3.5 Inch SATA III, 7200 RPM, 64 MB Cache Enterprise Hard Drive | WD4000FYYZ

Western Digital 4TB Red Pro NAS 3.5 inch Desktop Hard Drive for 1-16 NAS | WD4001FFSX

Western Digital 4TB SE 7200 RPM 64MB Cache SATA 6.0Gb/s 3.5 inch Datacenter Capacity HDD | WD4000F9YZ

Western Digital 4TB WD Red NAS Internal Hard Drive - 5400 RPM Class, SATA 6 Gb/s : WD40EFAX