![Amazon.com: Western Digital 4TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 64 MB Cache, 3.5" - WD40EFRX : Electronics Amazon.com: Western Digital 4TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 64 MB Cache, 3.5" - WD40EFRX : Electronics](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/71+3EwR3ABL.jpg)
Amazon.com: Western Digital 4TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 64 MB Cache, 3.5" - WD40EFRX : 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/W/MEDIAX_792452-T2/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
![Toshiba 1tb 2t 4tb Internal Hard Drive Disk 2.5'' 128m Hdd Laptop Cache 7mm 9.5mm 15mm Sata3 Mq04abf100 Mq04abd200 Mq04abb400 - Hard Disk Drive - AliExpress Toshiba 1tb 2t 4tb Internal Hard Drive Disk 2.5'' 128m Hdd Laptop Cache 7mm 9.5mm 15mm Sata3 Mq04abf100 Mq04abd200 Mq04abb400 - Hard Disk Drive - AliExpress](https://ae01.alicdn.com/kf/Hef5bbc9cb6374a0f8648007b00e0004d2.jpg_640x640Q90.jpg_.webp)
Toshiba 1tb 2t 4tb Internal Hard Drive Disk 2.5'' 128m Hdd Laptop Cache 7mm 9.5mm 15mm Sata3 Mq04abf100 Mq04abd200 Mq04abb400 - Hard Disk Drive - AliExpress
![Amazon.com: HGST Ultrastar 3.5-Inch 4TB 7200RPM SATA III 6Gbps 64MB Cache Enterprise Hard Drive with 24x7 Duty Cycle (0F14683) : Electronics Amazon.com: HGST Ultrastar 3.5-Inch 4TB 7200RPM SATA III 6Gbps 64MB Cache Enterprise Hard Drive with 24x7 Duty Cycle (0F14683) : Electronics](https://m.media-amazon.com/images/W/MEDIAX_792452-T2/images/I/71YpWGlW3iL._AC_UF894,1000_QL80_.jpg)
Amazon.com: HGST Ultrastar 3.5-Inch 4TB 7200RPM SATA III 6Gbps 64MB Cache Enterprise Hard Drive with 24x7 Duty Cycle (0F14683) : Electronics
![Seagate SkyHawk 4TB Surveillance Hard Drive - SATA 6Gb/s 64MB Cache 3.5-Inch Internal Drive (ST4000VX007) Seagate SkyHawk 4TB Surveillance Hard Drive - SATA 6Gb/s 64MB Cache 3.5-Inch Internal Drive (ST4000VX007)](https://amcrest.com/media/catalog/product/cache/9b35a097e336151214b669c0ac2cd5a5/h/d/hdd4tb-st_2_1.jpg)
Seagate SkyHawk 4TB Surveillance Hard Drive - SATA 6Gb/s 64MB Cache 3.5-Inch Internal Drive (ST4000VX007)
![BarraCuda 4TB 2.5" Internal Laptop Hard Drive, 5400 RPM, SATA 6Gb/s, Up to 140MB/s Data Transfer Rat ST4000LM024 BarraCuda 4TB 2.5" Internal Laptop Hard Drive, 5400 RPM, SATA 6Gb/s, Up to 140MB/s Data Transfer Rat ST4000LM024](https://www.adorama.com/images/Large/SEST4000LM24.jpg)
BarraCuda 4TB 2.5" Internal Laptop Hard Drive, 5400 RPM, SATA 6Gb/s, Up to 140MB/s Data Transfer Rat ST4000LM024
ST4000VX007 Seagate | Interní pevný disk 4 TB Interní, rozhraní: SATA I Seagate | 126-4382 | RS Components
![Seagate 4TB BarraCuda 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" 15mm Laptop Internal Hard Drive ST4000LM024 - Newegg.com Seagate 4TB BarraCuda 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" 15mm Laptop Internal Hard Drive ST4000LM024 - Newegg.com](https://c1.neweggimages.com/productimage/nb640/22-179-105_R01.jpg)
Seagate 4TB BarraCuda 5400 RPM 128MB Cache SATA 6.0Gb/s 2.5" 15mm Laptop Internal Hard Drive ST4000LM024 - Newegg.com
![Toshiba 1tb 2t 4tb Internal Hard Drive Disk 2.5'' 128m Hdd Laptop Cache 7mm 9.5mm 15mm Sata3 Mq04abf100 Mq04abd200 Mq04abb400 - Hard Disk Drive - AliExpress Toshiba 1tb 2t 4tb Internal Hard Drive Disk 2.5'' 128m Hdd Laptop Cache 7mm 9.5mm 15mm Sata3 Mq04abf100 Mq04abd200 Mq04abb400 - Hard Disk Drive - AliExpress](https://ae01.alicdn.com/kf/He8bf8ca8c94149a2aeea1e21f865f3f1q.jpg_640x640Q90.jpg_.webp)