Item model number: WD20EFRX
  • Specifically designed for use in NAS systems with up to 8 bays
  • Tested for 24x7 reliability
  • NASware firmware for compatibility
  • 3-year limited warranty
  • Small and home office NAS systems in a 24x7 enviornment
  • Package includes a hard drive only - no screws, cables, manuals included. Please purchase mounting hardware and cables separately if necessary.
  • Ships in WD-certified box for safe transit during shipping
  • Capacity: 2 TB
  • Rotational Speed (RPM): IntelliPower
  • Cache: 64 MB
  • Interface: SATA3
  • Data Transfer Rate: 6 Gb/s Buffer to Host (max); 145 MB/s Host to/from drive (typical)
  • Form Factor: 3.5 inch
  • Read/Write:4.4 Watts
  • Sleep: 0.6 Watts




Hard drive
Hard drive sustained transfer rate 147 MiB/s Component for NAS
Mean time between failures (MTBF) 1000000 h Drive device, buffer size 64 MB
Hard drive interface Serial ATA III Hard drive capacity 2000 GB
RoHS compliance Yes Start/stop cycles 600000
Device type HDD Hard drive size 3.5"
Hard drive interface transfer rate 6 Gbit/s Hard drive speed 5400 RPM
Power
Power consumption (read) 4.1 W Power consumption (standby) 0.4 W
Power
Power consumption (write) 4.1 W Start-up current 1.73 A
Input voltage 12 Power consumption (idle) 2.7 W
Operational conditions
Operating temperature (T-T) 0 - 65 °C Non-operating shock 250 G
Operating shock 30 G Storage temperature (T-T) -40 - 70 °C
Weight & dimensions
Width 101.6 mm Height 26.1 mm
Depth 147 mm Weight 600 g
Packaging content
Storage drive adapter included No Quantity 1

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