![Amazon.com: WD Purple 6TB Surveillance Hard Disk Drive - 5400 RPM Class SATA 6 Gb/s 64MB Cache 3.5 Inch - WD60PURX [Old Version] (Certified Refurbished) : 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] (Certified Refurbished) : Electronics](https://m.media-amazon.com/images/I/71Wm7Z624OL._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] (Certified Refurbished) : Electronics
![Amazon.com: WD Purple 6TB Surveillance 3.5 Inch Internal Hard Drive - Allframe 4K - 180TB/yr, 64MB Cache, 5640 RPM Class : Electronics Amazon.com: WD Purple 6TB Surveillance 3.5 Inch Internal Hard Drive - Allframe 4K - 180TB/yr, 64MB Cache, 5640 RPM Class : Electronics](https://m.media-amazon.com/images/I/71Nko+lhYbL.jpg)
Amazon.com: WD Purple 6TB Surveillance 3.5 Inch Internal Hard Drive - Allframe 4K - 180TB/yr, 64MB Cache, 5640 RPM Class : Electronics
![Toshiba 6tb Mechanical Desktop Hard Disk Drive Hdd Hd Hdwe160 128mb Cache 7200rpm 3.5" Sata3 X300 - Hard Disk Drive - AliExpress Toshiba 6tb Mechanical Desktop Hard Disk Drive Hdd Hd Hdwe160 128mb Cache 7200rpm 3.5" Sata3 X300 - Hard Disk Drive - AliExpress](https://ae01.alicdn.com/kf/HTB1GNlyNXXXXXcKXFXXq6xXFXXXc.jpg_640x640Q90.jpg_.webp)
Toshiba 6tb Mechanical Desktop Hard Disk Drive Hdd Hd Hdwe160 128mb Cache 7200rpm 3.5" Sata3 X300 - Hard Disk Drive - AliExpress
![Amazon.com: Seagate BarraCuda 6TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s 5400 RPM 256MB Cache for Computer Desktop PC – Frustration Free Packaging (ST6000DMZ03) : Electronics Amazon.com: Seagate BarraCuda 6TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s 5400 RPM 256MB Cache for Computer Desktop PC – Frustration Free Packaging (ST6000DMZ03) : Electronics](https://m.media-amazon.com/images/I/71PkN62BDEL.jpg)
Amazon.com: Seagate BarraCuda 6TB Internal Hard Drive HDD – 3.5 Inch SATA 6 Gb/s 5400 RPM 256MB Cache for Computer Desktop PC – Frustration Free Packaging (ST6000DMZ03) : Electronics
![Amazon.com: WD Green 6TB 3.5-Inch SATA 6.0Gb/s IntelliPower 64MB Cache Hard Drive (WD60EZRX) : Electronics Amazon.com: WD Green 6TB 3.5-Inch SATA 6.0Gb/s IntelliPower 64MB Cache Hard Drive (WD60EZRX) : Electronics](https://m.media-amazon.com/images/I/91lEqdLYqyL._AC_UF894,1000_QL80_.jpg)
Amazon.com: WD Green 6TB 3.5-Inch SATA 6.0Gb/s IntelliPower 64MB Cache Hard Drive (WD60EZRX) : 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/81RZyR5ZQgL.jpg)