Western Digital Red (WD40EFRX) 4 TB NAS Hard Disk Drive Review Rev. 3.0 @ Tech ARP













The popularity of Network-Attached Storage (NAS) devices is rapidly ramping up in both small businesses and homes, fueled by their usefulness and their increasing affordability. This surge in interest has led Western Digital to add a new family of hard disk drives – the WD Red family of NAS hard disk drives, even as Seagate drops production of 5,400 RPM desktop hard disk drives.
Today, we are going to take a look at the latest addition to Western Digital’s family of Red drives – the WD40EFRX with 4 TB of storage capacity. Here are its key features :

  • Exclusive NASware 2.0 Technology
  • NAS Compatibility
  • 3D Active Balance Plus
  • Enhanced Reliability
  • Energy Efficient
  • Premium Support
  • Longer Warranty Coverage

Now, let’s take a closer look at this new big daddy of the WD Red family of hard disk drives!

In this major revision, we updated the review with new information on the drive’s components, revamped the look and flow of the review, and corrected various mistakes in the original review.

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