![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 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](https://m.media-amazon.com/images/I/818Zr2FoBWL.jpg)
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
![Amazon.com: Western Digital Purple 4TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - Western Digital40PURZ [Old Version] : Electronics Amazon.com: Western Digital Purple 4TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - Western Digital40PURZ [Old Version] : Electronics](https://m.media-amazon.com/images/I/61UDbxdRV8L._AC_UF894,1000_QL80_.jpg)
Amazon.com: Western Digital Purple 4TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - Western Digital40PURZ [Old Version] : Electronics
![Seagate Barracuda Pro ST4000DM006 4 TB 3.5" Internal Hard Disk Drive (HDD) SATA III 6.0Gb/s 7200 RPM 128 MB (20PK) | Fast Server Corp. www.srvfast.com Seagate Barracuda Pro ST4000DM006 4 TB 3.5" Internal Hard Disk Drive (HDD) SATA III 6.0Gb/s 7200 RPM 128 MB (20PK) | Fast Server Corp. www.srvfast.com](https://www.srvfast.com/media/catalog/product/cache/73f179befb2b664ec3794b7759101d79/s/t/st4000dm006-pf1.jpg)
Seagate Barracuda Pro ST4000DM006 4 TB 3.5" Internal Hard Disk Drive (HDD) SATA III 6.0Gb/s 7200 RPM 128 MB (20PK) | Fast Server Corp. www.srvfast.com
![Seagate Brand 4tb Desktop Pc 3.5" Internal Mechanical Hard Disk Sata 6gb/s Hdd 7200 Rpm 128mb Buffer Internal Hard Drives - Hard Disk Drive - AliExpress Seagate Brand 4tb Desktop Pc 3.5" Internal Mechanical Hard Disk Sata 6gb/s Hdd 7200 Rpm 128mb Buffer Internal Hard Drives - Hard Disk Drive - AliExpress](https://ae01.alicdn.com/kf/H8cefe735c11a44bf86b0572ccc84bbfeJ/Seagate-Brand-4TB-Desktop-PC-3-5-Internal-Mechanical-Hard-disk-SATA-6Gb-s-HDD-7200.jpg_Q90.jpg_.webp)
Seagate Brand 4tb Desktop Pc 3.5" Internal Mechanical Hard Disk Sata 6gb/s Hdd 7200 Rpm 128mb Buffer Internal Hard Drives - Hard Disk Drive - AliExpress
![Amazon.com: Seagate 4TB Laptop HDD SATA 6Gb/s 128MB Cache 2.5-Inch Internal Hard Drive (ST4000LM016) : Electronics Amazon.com: Seagate 4TB Laptop HDD SATA 6Gb/s 128MB Cache 2.5-Inch Internal Hard Drive (ST4000LM016) : Electronics](https://m.media-amazon.com/images/I/5195dzNncQL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Seagate 4TB Laptop HDD SATA 6Gb/s 128MB Cache 2.5-Inch Internal Hard Drive (ST4000LM016) : Electronics
![Dell 4tb 7.2k Rpm Sata 6gbps 3.5in Hard Drive 4tb Hdd - Buy Dell 4tb Hdd,4tb Hdd,7.2k Rpm Sata 6gbps 3.5in Product on Alibaba.com Dell 4tb 7.2k Rpm Sata 6gbps 3.5in Hard Drive 4tb Hdd - Buy Dell 4tb Hdd,4tb Hdd,7.2k Rpm Sata 6gbps 3.5in Product on Alibaba.com](http://sc04.alicdn.com/kf/Hff363b59111b49edaa4735f2df58ab64T.jpg)