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Drobo DDR3A21 Diskless System Network Storage

  • Desktop Scalable Storage Array
  • 1 x USB 3.0
  • Holds 4 x 3.5" SATA HDDs (not included)
  • Hot Swappable Drives
  • Battery Backed Memory
  • Any Drive Manufacturer or Speed
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Learn more about the Drobo DDR3A21




Port USB
1 x USB3.0
HDD Interface
4 x 3.5" SATA (4 x Bay)


Form Factor
Operating System
Mac OS X 10.7. or higher
Windows 8/8.1 32 and 64 bit
Windows 7 32 and 64 bit

Hard Drive Performance

Included HDD Capacity
Diskless System


External Power Supply:
AC Input: 100 - 240VAC~2A, 50 - 60Hz
DC Output: 12V, 12.5A, 150W max


Desktop Scalable Storage Array

Hot Swappable Drives

Battery Backed Memory

BeyondRAID Features
-Thin Provisioning
-Instant Expansion
-Mixed Drive Size Utilization
-Automatic Protection Levels
-Dual Disk Redundancy
-Virtual Hot Spare
-Data Aware
-Drive Re-ordering

Additional Software Features
-Drive spin down
-Dim lights

Hardware Features
-Carrier-less drive bays
-Power fail protection
-Kensington lock port For security (lock not included)

Dimensions / Weight

10.7"(D) x 6.3"(H) x 5.0"(W)

Package Contents

Package Contents
2 m (6.6 ft) USB 3.0 cable
1.8 m (6 ft) power cord with power supply
Quick Start Card

Quick Info


  • Limited Warranty period (parts): 2 years
  • Limited Warranty period (labor): 2 years

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