![Amazon.com: (Old Model) Seagate 6TB Desktop HDD SATA 6Gb/s NCQ 128MB Cache 7200RPM 3.5-Inch Internal Bare Drive ST6000DM001 : Electronics Amazon.com: (Old Model) Seagate 6TB Desktop HDD SATA 6Gb/s NCQ 128MB Cache 7200RPM 3.5-Inch Internal Bare Drive ST6000DM001 : Electronics](https://m.media-amazon.com/images/I/81lSzS4Bf0L.jpg)
Amazon.com: (Old Model) Seagate 6TB Desktop HDD SATA 6Gb/s NCQ 128MB Cache 7200RPM 3.5-Inch Internal Bare Drive ST6000DM001 : Electronics
![Amazon.com: MaxDigitalData 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5inch Internal Hard Drive for Surveillance (MD8000GSA25672DVR) - 3 Years Warranty : Electronics Amazon.com: MaxDigitalData 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5inch Internal Hard Drive for Surveillance (MD8000GSA25672DVR) - 3 Years Warranty : Electronics](https://m.media-amazon.com/images/I/51Emw198h+S.jpg)
Amazon.com: MaxDigitalData 8TB 7200 RPM 256MB Cache SATA 6.0Gb/s 3.5inch Internal Hard Drive for Surveillance (MD8000GSA25672DVR) - 3 Years Warranty : 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)