WD HD3.5 SATA3 12TB WD121PURP / Surveillance (Di)

WD Red Plus NAS Hard Drive WD140EFGX – Hard drive – 14 TB – internal – 3.5 – SATA 6Gb/s – 7200 rpm

WD Gold DC HA750 Enterprise Class SATA HDD WD141KRYZ – hard drive – 14 TB – SATA 6Gb/s

WD Purple Pro WD141PURP – Hard drive – 14 TB – internal – 3.5 – SATA 6Gb/s – 7200 rpm – buffer: 512

WD 18TB RED PRO 512MB CMR 3.5IN

WD Gold Enterprise-Class Hard Drive WD181KRYZ – hard drive – 18 TB – SATA 6Gb/s