Designed for small and medium enterprises, D-Link’s DSN-4000 Series xStack Storage iSCSI SAN Arrays provide a high performance and scalable, datacenter class network storage platform ideal for secondary server applications.

The heart of the DSN-4000 series is a powerful 10Gbit iSCSI System-on-a-Chip (SoC) capable of handling over 80,000 I/OS per second. The DSN-4000 series supports 32TB of raw capacity and expandability to 160TB total capacity by adding DSN-4000 expansion arrays. The DSN-4000 series can be easily implemented as a supplemental backup platform for quick restores, as secondary online storage, or as bandwidth-demanding primary storage for security surveillance and A/V applications.

Features:

• Handles Over 80,000 I/Os per Second
• Four 1GbE Host Network Ports (supports up to 425MB/sec. throughput)
• Battery Protected Cache Memory: 512B Standard (upgradable to 2GB)
• System Memory: 512MB Standard
• 16 Hot-Swap SAS/SATA Hard Drive Bays
• Supports 32TB Capacity with 2TB Hard Drives 
• 160TB Total Capacity with Additional DSN-4000 Expansion Arrays
• RAID Support: 0, 1, 1+0 and 5
• Supports up to 1024 volumes and host connections
• Mix and Match disk drives within a single array – Different Capacities, Manufacturers, Technologies and Speeds 
• Volume Virtualization technology: 
  • Supports multiple RAID types and volume segments on a single drive 
  • Optimizes capacity utilization and maximizes performance 
  • Supports Online Capacity Expansion, Volume Reconfiguration and Migration on the fly
• Drive Roaming supported in Power Off
• 450 Watt Dual Redundant Power Supply
• Industry Standard 3U 19-inch Chassis