The 2U 2404S is the perfect rack for a low-priced storage system. - The excellent quality of the materials combined with superb workmanship establishes the basis for a very variable case. - The 2U 2404S offers the possibility to mount maximal four 2.5" or 3.5" Hot-Swap HDDs and one internal 2.5" or 3.5" HDD (by using a 2.5" with 9.5mm height also a 3.5" HDD simultaneously). The 2U 2404S is equipped with three serial 40mm fans. At the rear of the chassis you can mount an ATX PSU with 80mm fan.