Amazon.com: WD Green 2 TB Mobile Hard Drive: 2.5 Inch, SATA II, 8 MB Cache (WD20NPVT) (Old Model) : Electronics
Amazon.com: Western Digital Caviar Blue 640 GB Bulk/OEM Hard Drive 3.5 Inch, 16 MB Cache, 7200 RPM SATA II WD6400AAKS : Electronics
Amazon.com: White Label WL 4TB 7200RPM 64MB Cache SATA 6.0Gb/s (Enterprise Grade) 3.5" Hard Drive (for Server, RAID, NAS, DVR, Desktop PC) w/1 Year Warranty : Electronics
Western digital RE 3 TB Enterprise Hard Drive: 3.5 Inch, 7200 RPM, SATA III, 64 MB Cache - WD3000FYYZ (Old Model) Bullet - 5 years warranty from seller
Amazon.com: WD Black 4TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6 Gb/s 64MB Cache 3.5 Inch - WD4001FAEX : Electronics
Amazon.com: Western Digital Caviar Blue 640 GB Bulk/OEM Hard Drive 3.5 Inch, 16 MB Cache, 7200 RPM SATA II WD6400AAKS : Electronics
Amazon.com: Seagate 1TB Constellation SAS 6Gb/s 64MB Cache 2.5-Inch Internal Bare Drive (ST91000640SS) : Electronics
WD Black 160 GB Mobile Hard Drive: 2.5 Inch, 7200 RPM, SATA II, 16 MB Cache,
MaxDigitalData 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5inch Internal Enterprise Hard Drive (
Seagate BarraCuda 2TB Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 7200 RPM 256MB Cache –
Western Digital 500GB WD Black Performance Mobile Hard Drive - 7200 RPM Class, SATA 6 Gb/s, 32 MB Cache, 2.5" - WD5000LPLX
WD Blue 1TB Desktop Hard Disk Drive - 7200 RPM SATA 6 Gb/s 64MB Cache 3.5 Inch - WD10EZEX - Walmart.com
Western Digital 1TB 3.5" SATA HDD 7200RPM Internal Desktop Hard Drive for PC/Mac - OEM WD10EZEX 1 TB
HGST HGST Ultrastar He6 6TB 3.5" SATA 7200 RPM Enterprise Internal Hard Drive with 64Mb Cache -
Amazon.com: HGST Ultrastar HUS724040ALE640 (0F18567) 4TB 64MB 7200RPM SATA 6Gb/s 3.5in Internal Enterprise Hard Drive - 5 Year Warranty : Electronics
Amazon.com: WD Black 250GB Performance Mobile Hard Disk Drive - 7200 RPM SATA 6 Gb/s 16MB Cache 9.5 MM 2.5 Inch - WD2500BEKX : Electronics