- Patented Aluminum Front Panel with Locks,Taiwan: 200281 / 190240 , China: 2L01259648.5. - Standard I/O Shield. - Power and Alarm Reset Switch. - Power and HDD LED - Removable Air Filter. - 120mm x3, 80mm x1 Cooling Fan. - Front Access USB2.0 x2. iStarUSA 4U industrial rackmount chassis D Storm D-400L-7SE. Combine with BPU or T Series enable hot-swappable JBOD and RAID configuration. It also supports up to seven full-length full-height add-on cards. Total capacity up to 3.5" x12 or 2.5" x36 HDD drives for high density data storage. Center hot-swappable 120mm fan provides excellent thermal cooling solution. Achieve ultimate uninterrupted operation with support of iStarUSA redundant power supply. D-400L-7SE provides your server or cluster maximum flexibility and performance.