Amazon.co.jp: Century CRCH35U3IS2 3.5-Inch SATA HDD Case with Independent Power Switch, USB 3.0 Connection, 3.5-Inch Serial Capsule Hotel Ver. 2 & Seagate BarraCuda ST4000DM04 3.5-Inch 4TB Internal Hard Drive, HDD 6Gb/s 256MB
Amazon.com: Seagate BarraCuda Internal Hard Drive 4TB SATA 6Gb/s 256MB Cache 3.5-Inch (ST4000DM005) : Electronics
Amazon.com: Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache for Computer Desktop PC Laptop (ST4000DM004) : Electronics
Seagate's 4 TB Desktop HDD.15 Is Great For User Storage - Seagate Desktop HDD 4TB Review: Big Capacity At 5900 RPM | Tom's Hardware