![Western Digital WD 6TB Surveillance Internal Hard Drive Disk 3.5" 64M Cache SATA III 6Gb/s 6T HDD HD Harddisk for CCTV DVR NVR - AliExpress Western Digital WD 6TB Surveillance Internal Hard Drive Disk 3.5" 64M Cache SATA III 6Gb/s 6T HDD HD Harddisk for CCTV DVR NVR - AliExpress](https://ae01.alicdn.com/kf/S848447a7808f411ab937d0187ef031b79/Western-Digital-WD-6TB-Surveillance-Internal-Hard-Drive-Disk-3-5-64M-Cache-SATA-III-6Gb.jpg)
Western Digital WD 6TB Surveillance Internal Hard Drive Disk 3.5" 64M Cache SATA III 6Gb/s 6T HDD HD Harddisk for CCTV DVR NVR - AliExpress
![Amazon.com: WD Purple 6TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - WD60PURX [Old Version] : Electronics Amazon.com: WD Purple 6TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - WD60PURX [Old Version] : Electronics](https://m.media-amazon.com/images/I/71IoMjEnmyL._AC_UF894,1000_QL80_.jpg)
Amazon.com: WD Purple 6TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - WD60PURX [Old Version] : Electronics
![Amazon.com: WD Black 6TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6 Gb/s 128MB Cache 3.5 Inch - WD6002FZWX : Electronics Amazon.com: WD Black 6TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6 Gb/s 128MB Cache 3.5 Inch - WD6002FZWX : Electronics](https://m.media-amazon.com/images/I/71cpayNfdRL._AC_UF894,1000_QL80_.jpg)
Amazon.com: WD Black 6TB Performance Desktop Hard Disk Drive - 7200 RPM SATA 6 Gb/s 128MB Cache 3.5 Inch - WD6002FZWX : Electronics
![Amazon.com: WD Purple NV 6TB Surveillance Hard Disk Drive - Intellipower SATA 6 Gb/s 64MB Cache 3.5 Inch - WD6NPURX : Electronics Amazon.com: WD Purple NV 6TB Surveillance Hard Disk Drive - Intellipower SATA 6 Gb/s 64MB Cache 3.5 Inch - WD6NPURX : Electronics](https://m.media-amazon.com/images/I/51gnR+FeCRL.jpg)
Amazon.com: WD Purple NV 6TB Surveillance Hard Disk Drive - Intellipower SATA 6 Gb/s 64MB Cache 3.5 Inch - WD6NPURX : Electronics
![WD 6TB RED PLUS 5.4K 3.5 SATA HDD Hard Drive WD60EFZX [WD60EFZX] - $95.00 : Professional Multi Monitor Workstations, Graphics Card Experts WD 6TB RED PLUS 5.4K 3.5 SATA HDD Hard Drive WD60EFZX [WD60EFZX] - $95.00 : Professional Multi Monitor Workstations, Graphics Card Experts](https://www.compeve.com/images/397500100703/compeve-wd-red-plus-6tb-wd60efzx-68b3fn0-b_01.jpg)
WD 6TB RED PLUS 5.4K 3.5 SATA HDD Hard Drive WD60EFZX [WD60EFZX] - $95.00 : Professional Multi Monitor Workstations, Graphics Card Experts
![Amazon.com: Western Digital 6TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 64 MB Cache, 3.5" - WD60EFRX : Electronics Amazon.com: Western Digital 6TB WD Red Plus NAS Internal Hard Drive HDD - 5400 RPM, SATA 6 Gb/s, CMR, 64 MB Cache, 3.5" - WD60EFRX : Electronics](https://m.media-amazon.com/images/I/81UQ2bqTcoL.jpg)