- 3 Way Aluminum Front Panel with Locks. - Front Access USB2.0 x2. - 80mm x1 Cooling Fan - Front Mount ATX Power Supply. - Removable Air Filter. - Power and HDD LED. - Power and Alarm Reset Switch. - Optional Aluminum Chassis. The D-200-FS brings compact and power into balance for 2U rackmount chassis. Compact 2U that is compatible with standard ATX power supply to support system with high power needs. D-200-FS has total of three 3.5 drive storage that supports RAID configuration as well as one 5.25 drive bay space for optical or hot-swap device. Enforced power supply cooling and CoolingFan ball-bearing fans ensure system optimal performance. Optional 6 slots low-profile backplane to support additional expansion cards.