Seagate 4TB Exos 7E8 512n SATA 3.5" Internal HDD ST4000NM0035
Amazon.com: Seagate Enterprise 4TB Internal Hard Drive HDD – 3.5 Inch SATA 6Gb/s 7200 RPM, 256MB Cache (ST4000NM004C) : Electronics
Original Seagate Barracuda 4tb 3.5 Inch Internal 256mb Cache Gaming Hdd5400rpm Sata 3.0 6gb/s Hard Drive Disk For Desktop Pc - Hard Disk Drive - AliExpress
Amazon.com: Seagate FireCuda HDD 4TB Internal Hard Drive HDD - 3.5 Inch CMR SATA 6Gb/s 7200RPM 256MB Cache 300TB/year with Rescue Services (ST4000DX005) : Electronics
Seagate Barracuda Pro ST4000DM006 4 TB 3.5" Internal Hard Disk Drive (HDD) SATA III 6.0Gb/s 7200 RPM 128 MB | Fast Server Corp. www.srvfast.com
Cheap Seagate ST4000VN000 4TB 5.9K RPM SATA 6GBPS | Refurbished
Amazon.com: Seagate BarraCuda 4TB Internal Hard Drive HDD – 3.5 Inch Sata 6 Gb/s 5400 RPM 256MB Cache For Computer Desktop PC – Frustration Free Packaging ST4000DMZ04/DM004 : Electronics
Seagate 4TB SkyHawk Surveillance SATA III 3.5" ST4000VX013 B&H