Model: U1204H1000-12G-(SFF-8654) • Dimension : 482mm x 538.7mm (D) x 44mm(1U) • M/B : ATX ( 12” X 10.5”) • Drive Bays : 3.5”(2.5")hot-swap x 4 (SATA/SAS-12G) , 2.5” HDD x 1 • PSU Type : 1U Single/Redundant PSU Welcome any customized modification Features: ? Unique outward appearance design Industrial grade drive tray handle device Defer to the customer demand change color of drive tray handle Recognize the Raid position using rubber cap Drive tray status indicator(power/active) ? Effective cooling system 4x 4cm cooling fans with status monitor (option) ? Firm main body structure & maximum drive capacity Durable handle may draw out more than 10,000 of times 3.5”(or 2.5")hot-swap x 4 (SATA/SAS) , 2.5” HDD x 2 SATA / SAS-12G SFF-8654 backplane Front access USB connector x 2 ? Easy installation and maintenance Support up to ATX ( 12” x 10.5”) Manage Cable in order provide elbowroom assembly