Products & Solutions



The DSI520 is designed to help you keep pace with your rapidly expanding business by utilizing state-of- the-art deduplication for your backup systems. There is no disruption as your capacity or performance needs change…simply add a license to your existing solution. Designed with growth in mind, the entire DSI520 series can increase its storage capacity via 1TB repository licensing increments. There is no need to purchase more backup capacity than you need. Ever.

  • Supports back end physical tape (through Fibre Channel only)
  • Deduplication
  • Up to 128 Virtual Libraries
  • Up to 256 Virtual Tape Units
  • Up to 4,000 Virtual Tape Cartridges
  • Open systems ISV attachment
  • 1 Gb network interface
  • Supports replication (with encryption and compression)
  • Tape consolidation (stacking) - Multiple tape 'cartridges' stacked onto a single 'cartridge'
  • Secure tape encryption
  • High availablility
  • DSI TapeManager / LibraryManager
  • VTL Agent support
  • SAS tape interface
Storage 8 x 1.2TB SED drives
4TB user storage
4-40TB logical storage*
Raid Level 6
Processor Type 1 x Xeon 4110
Memory 32GB
Interfaces 2 x 16GB FC Ports
Power Supply 2 x 550W (N+1) Hot Swap
Power Requirements 100-240 V AC (6.5 A-3 A)
Physical Dimensions
482.0 mm (18.98") x 642.31
mm (25.28") x 42.8
mm (1.7")
Form Factor 1U
Weight 15.2 kg (33.51 lb.)
Heat Output/Cooling Requirements 2,133 BTUs/hr
Operating Temperature 5°C to 40°C (41°F to 104°F)
Cooling Requirements 2559 BTU/hr.
Operating Humidity 5% to 85% relative humidity
Max Virtual Libraries 128
Max Virtual Tape Units 256
Max Virtual Tape Cartridges 4,000
Processor Type 1x Intel Xeon E5-2623 v3
Deduplication Included
Backend Physical Tape Support Optional
Replication  (with encryptions/compression)  Optional
Tape Consolidation (stacking) Optional
Tape Encryption Optional
SAS Tape Interface Optional
10 GB Network No

For more information or if you have questions about our Unisys Clearpath products and backup solutions, we're available to help.

"The support DSI has provided is just outstanding ... anytime a question comes up, people at DSI actually scramble to answer it first. I don't think I've had an experience like that with any other vendor."

Frank Cost, Liberty Bank Systems Administrator

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  • Dynamic Solutions International
  • 373 Inverness Parkway
  • Suite 110
  • Englewood, Colorado 80112 USA