Western Digital WD Gold HDD, SATA 6G, 7200 RPM, 3.5-inch - 18 TB WD181KRYZ Western Digital WD Gold HDD, SATA 6G, 7200 RPM, 3.5-inch - 18 TB Vista rapida
Western Digital WD Purple Pro Surveillance HDD, SATA 6G, 7200 RPM, 3.5-inch - 18 TB WD181PURP Western Digital WD Purple Pro Surveillance HDD, SATA 6G, 7200 RPM, 3.5-inch - 18 TB Vista rapida
Western Digital WD Red Pro NAS HDD, SATA 6G, 7200 RPM, 3.5-inch - 18 TB WD181KFGX Western Digital WD Red Pro NAS HDD, SATA 6G, 7200 RPM, 3.5-inch - 18 TB Vista rapida