Lenovo ThinkSystem DE4000F SAN Storage System - 24 x SSD Supported - 0 x SSD Installed - 2 x 12Gb/s SAS Controller - RAID Supported - 0, 1, 3, 5, 6, 10 RAID Levels - 24 x Total Bays - 24 x 2.5" Bay - 25 Gigabit Ethernet, 10 Gigabit Ethernet, Gigabit Ethernet - 2 USB Port(s) - Network (RJ-45) - SSH,