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WD Red Plus NAS Hard Drive WD40EFRX


MSRP$255.32
$233.00
WD Red Plus NAS Hard Drive WD40EFRX - hard drive - 4 TB - SATA 6Gb/s

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Quick Details
  • Hard drive
  • 4 TB
  • internal
  • 3.5"
  • SATA 6Gb/s
WD Red Plus NAS Hard Drive WD40EFRX
  • Hard drive
  • 4 TB
  • internal
  • 3.5"
  • SATA 6Gb/s
  • buffer: 64 MB
  • for My Cloud EX2; EX4
  Additional Details
Price: $233.00
MSRP: $255.32
Mfr Part #: WD40EFRX
SHI Part #: 27574197
Category: Hard drives
UNSPSC: 43201803
Manufacturer: Western Digital
Product Type: Hardware
General Information
CategoryHard drives
DescriptionWD Red Plus NAS Hard Drive WD40EFRX - Hard drive - 4 TB - internal - 3.5" - SATA 6Gb/s - buffer: 64 MB - for My Cloud EX2; EX4
ManufacturerWestern Digital
MSRP$255.32
UNSPSC43201803
Main Specifications
Dimensions & Weight / Depth147 mm
Dimensions & Weight / Height26.1 mm
Dimensions & Weight / Weight680 g
Dimensions & Weight / Width101.6 mm
Hard Drive / Capacity4 TB
Hard Drive / Form Factor3.5" x 1/3H
Hard Drive / Hard Drive TypeInternal hard drive
Hard Drive / InterfaceSerial ATA-600
Hard Drive / InterfaceSerial ATA-600
Header / BrandWD
Packaged Quantity1
Service & Support / Type3-year warranty
Storage / TypeHard drive
Compatibility Information
Designed ForWD My Cloud EX2 ¦ WD My Cloud EX4
Environmental Parameters
Max Operating Temperature65 °C
Min Operating Temperature0 °C
Shock Tolerance65 g @ 2ms (operating) / 250 g @ 2ms (non-operating)
Sound Emission25 dBA
Expansion & Connectivity
Compatible Bay3.5" x 1/3H
Interfaces1 x SATA 6 Gb/s - 7 pin Serial ATA
General
Buffer Size64 MB
Capacity4 TB
Depth147 mm
Device TypeHard drive - internal
FeaturesNative Command Queuing (NCQ), IntelliPower, Advanced Format technology, NAS compatible, NASware technology, 3D Active Balance Plus, S.M.A.R.T.
Form Factor3.5" x 1/3H
Height26.1 mm
InterfaceSATA 6Gb/s
Weight680 g
Width101.6 mm
Manufacturer Warranty
Service & SupportLimited warranty - 3 years
Miscellaneous
Compliant StandardsRoHS
Performance
Drive Transfer Rate600 MBps (external)
Internal Data Rate150 MBps
Power
Power Consumption4.5 Watt (read) ¦ 4.5 Watt (write) ¦ 3.3 Watt (idle) ¦ 0.4 Watt (sleep)
Reliability
Load / Unload Cycles600,000
MTBF1,000,000 hour(s)
Non-Recoverable Errors1 per 10^14
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