Infortrend EonStor DS 4000 3U/16bay, High IOPS solutions, Dual Redundant controller subsystem including 4x12Gb SAS EXP. Ports, 4x1G iSCSIports +4x host board slot(s), 2x2GB, 2x(PSU+FAN Module), 2x (Super capacitor+Flash module), 16xHDD trays and 1xRackmount kit