NEC's D-Series SAN Storage arrays provide highly available and easily scalable storage for your SAN without sacrificing performance and flexibility. They include high-end features you won't find on other mid-range arrays, but at a lower cost than other systems. There are four models - D3i, D3, D4, and D8  - as well as a complete array management suite for businesses of all sizes that includes snapshots, replication, performance management, multipathing, failover, compliance, energy conservation, and more.