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Two WD Red 4TB drives with over 170,000 combined hours still running perfectly

Hello Western Digital team and community,

I wanted to share a real-world long-term experience with two WD Red 4TB drives (WD40EFRX) that I’ve been using in a home NAS setup.

Both drives were manufactured in mid-2014 (June and July) and have been in service ever since. Today, in 2026, they are still fully operational and report a completely clean SMART status.

Here are the key statistics:

Drive 1

  • Power-on hours: ~90,009 hours

  • Reallocated sectors: 0

  • Pending sectors: 0

  • Uncorrectable sectors: 0

  • SMART status: PASSED

Drive 2

  • Power-on hours: ~84,575 hours

  • Reallocated sectors: 0

  • Pending sectors: 0

  • Uncorrectable sectors: 0

  • SMART status: PASSED

Combined usage

  • Over 174,000 power-on hours of real-world operation

  • Zero media degradation indicators across both drives

Both drives have never been used in RAID. Instead, they were operated in a simple backup-oriented setup using rsync, running under OpenMediaVault throughout their entire lifecycle.

Over the years, this system has migrated across three different enclosures:

  • Fractal Design Node 304

  • Nox Coolbay VX Red Devil

  • Jonsbo N3 (current enclosure)

Despite these hardware changes, the drives themselves have remained constant and have continued to perform flawlessly in all environments.

They have always been operated in a well-ventilated setup with stable temperatures (typically around 33–36°C).

What impresses me most is not just that the drives are still functioning, but that both of them remain completely clean according to SMART data after more than a decade of real-world NAS usage.

I thought this might be interesting to share as a genuine long-term reliability case of the WD Red series in a home storage environment.

I’ve attached SMART reports and a photo of both drives for reference.

Thank you for building hardware that has clearly stood the test of time.

Kind regards,

Rui Castro

Is the raw value of the read error rate attribute still 0?

Support for Western Digital Hard Drives | Western Digital

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