D-411S3-DT is a reliable and stable 4U-high 13.5" depth industrial computer chassis. The full size I/O supports all ATX/microATX motherboards with a Dual-core/ Quad-Core processors and the backplane supports 7 full-height add-on cards. This chassis has only 13.5” in depth and is equipped with two 80mm cooling fans at front as standard and two 60mm fans at rear as option for air ventilation. In addition, D-411S3-DT supports a standard PS2 power supply to meet regular server system applications.