- Patented Aluminum Front Panel with Locks,Taiwan: 200281 / 190240 , China: 2L01259648.5. - Front Access USB2.0 x2. - 80mm x1 cooling fan. - Removable Air Filter. - Power and HDD LED. - Power and Alarm Reset Switch. - I/O shield. - Optional Aluminum Chassis. The 2U compact industrial rackmount chassis D Storm D-200. The full size I/O supports all ATX motherboard. Combine T-7 Hot-swappable cage for raid configuration, and total up to 4 drive storage capacity. D-200 support 3 add-on cards include PCI, PCI-X, AGP, or PCI-Express architecture that provide your server or cluster maximum flexibility and performance. Optional Aluminum Body reduces total chassis weight and also provides enhanced thermal cooling solution.