Seagate 4TB 7200RPM SATA III 3.5-inch OEM Desktop Hard Drive ST4000NM0035 - Star Micro Inc
Amazon.com: Seagate BarraCuda Pro 4TB Internal Hard Drive Performance HDD – 3.5 Inch SATA 6 Gb/s 7200 RPM 128MB Cache for Computer Desktop PC, Data Recovery (ST4000DM006) : Electronics
Seagate Expansion Black 4TB USB 3.2 2.5" 7200 RPM Portable HDD (STKM4000400) - Bleepbox
Amazon.com: Seagate ST4000NM0125 4TB SAS 6Gb s ES 7200RPM 128MB 3.5 512e Bare : Electronics
Amazon.com: Seagate Constellation ES.3 ST4000NM0053 4TB SATA 6Gb/s 128MB Cache 7200RPM 3.5inch Internal Enterprise Hard Drive - 5 Year Warranty (Renewed) : Electronics
Seagate Exos 7E8 ST4000NM003A 4TB 7200 RPM 256MB Cache SAS 12Gb/s 3.5" Internal Hard Drive - Newegg.com
Seagate Enterprise Capacity ST4000NM0024 4TB 7200RPM 128MB Cache SATA 6.0Gb/s 3.5" Internal Enterprise Hard Drive - 5 Year Warranty - Walmart.com