Infortrend EonStor DS 4000 2U/24bay, high IOPS, dual redundant controller subsystem including 4x12Gb/s SAS EXP. ports, 4x1G iSCSI ports +4xhost board slot (s), 2x2GB, 2x(PSU+FAN Module), 2x(SuperCap.+Flash module), 24xHDD trays and 1xRackmount kit1xRackmount kit