Amazon.com: SEAGATE Video HDD ST4000VM000 4TB 5900RPM 64MB Cache SATA III 6.0Gb/s 3.5" Internal Hard Drive (Certified Refurbished)- w/1 Year Warranty : Electronics
Seagate ST4000DM000 F/W: CC54 P/N: 1F2168-568 SU S30 4TB Desktop Hard Drive
Amazon.com: Seagate Backup Plus Hub 4TB External Hard Drive Desktop HDD – USB 3.0, for Computer Desktop Workstation PC Laptop Mac, 2 USB Ports, 2 Months Adobe CC Photography (STEL4000100), Model:STEL4000100 : Electronics
Amazon.com: Seagate ST4000DM000 Desktop Hdd 4TB Sata 6GB/s Ncq 64MB Cache 3.5in Internal Bare Drive (Renewed) : Electronics
Refurbished: Seagate ST4000VM000 4TB 5900 RPM 64MB Cache SATA 3.5" Internal Hard Drive - Newegg.com
Refurbished: Seagate Desktop HDD.15 ST4000DM000 4TB 5900 RPM 64MB Cache SATA 6.0Gb/s 3.5" Internal Hard Drive Bare Drive - Newegg.com