IBM System Storage & TotalStorage DS4700 Express model 72 Rack (3U) disk array

System Storage DS4700 Express model 72 In a continuing effort to provide storage solutions that are designed to provide low total cost of ownership, high performance, robust functionality, and unparalleled ease of use, IBM offers the IBM System Storage DS4700 Express. As part of the DS4000 Series, the DS4700 Express offers high-performance 4 Gbps capable Fibre Channel connections, up to 33.6TB of Fibre Channel physical storage capacity, 56TB of SATA physical storage capacity, and powerful system management, data management and data protection features. The DS4700 Express is designed to expand from workgroup to enterprise-wide capability with up to six Fibre Channel expansion units with the DS4000 EXP810 Expansion Unit.