8TB 3.5" SATA III 256MB 7.200rpm WD8004FRYZ Gold

4TB 3.5" SATA III 256MB 7.200 WD4003FFBX Red Pro

3,5" 4TB PURPLE Surveillance, SATA 6GB/s, 256MB cash, Transfer Rate up to 175MB/s, up to 64 HD cameras

WD RED PRO NAS HDD 14TB, 3.5", 7200 rpm, 512MB cache, up to 255MB/s transfer rate

3,5" 4TB RED Plus NAS, SATA 6GB/s , 5400 RPM, 256MB Cache, CMR technology and RAID optimized NAS systems

4TB 3.5" SATA III 256MB 7.200 WD4003FRYZ Gold

4TB 3.5" SATA III 256MB 7.200rpm WD4005FZBX Black

8TB 3.5" SATA III 128MB IntelliPower WD84PURZ Purple

WD PURPLE HDD 8TB Surveillance, 256MB cache, 5640 RPM, up to 215MB/s transfer rate, 24/7

2TB 3.5" SATA III 64MB 7.200rpm WD2002FFSX Red Pro

WD 16TB 3.5" SATA III 512MB 7.200rpm WD161KFGX Red Pro

WD 2TB 3.5" SATA III 64MB IntelliPower WD23PURZ Purple