Seagate IronWolf Pro ST4000NE0025 hard drive - 4 TB - SATA 6Gb/s

IronWolf Pro

IronWolf Pro

  • AgileArray technology focuses on drive balance, RAID optimisation with error recovery control and power management on NAS enclosures
  • Optimised for 1-to 16-bay NAS enclosures
  • Rotational Vibration (RV) sensors are standard, mitigating vibration to keep consistent performance in multi-bay NAS enclosures
  • Do more with up to 10 TB of storage and a user workload rate up to 300 TB/yr thanks to multi-user technology
  • 1.2 M hours MTBF, 5-year limited warranty and included Rescue Data Recovery plans for complete peace of mind
IronWolf Pro


Tough. Ready. Scalable for NAS.

IronWolf Pro is built to be always on, always accessible. AgileArray technology, combined with standard Rotational Vibration (RV) sensors, make for optimal reliability and system agility. Plus, you can take advantage of multi-user technology, which allows extreme workload rates. Be ready to scale up!

Best-Fit Applications

  • 1- to 16-bay network attached storage (NAS)
  • Backup, archiving and disater recovery
  • On-premise private cloud
  • Virtual storage

AgileArray Hard Drive Optimisation for Business NAS

IronWolf Pro is optimised with AgileArray, built for NAS to provide the ultimate NAS experience. It features dual-plane balancing with RV sensors for consistent performance, RAID-optimised firmware and advanced power management.

IronWolf Pro Now Includes 2-Year Rescue Data Recovery Service Plan

Your data is important and a Rescue plan provides peace of mind in case of unexpected data loss due to accidents or mechanical damage.

The Rescue plan gives you access to a global team of world-class data recovery experts with a 95% customer satisfaction rating.

Register an IronWolf Pro drive to activate your free Rescue plan and you are covered for 2 years. Extended coverage options available at registration.

Register here:

  IronWolf IronWolf ProEnterprise Capacity 3.5 HDD
Ideal for1-8 bay NAS systems for home, small office and small to medium businesses: up to 25% faster than other brands, made for data sharing1-16 bay NAS systems for small office, creative pro and small to medium enterprise businessesMassive scale-out NAS environments, cloud bulk data storage, enterprise backup and restore (D2D, virtual tape)
CapacityUp to 10 TBUp to 10 TBUp to 10 TB
Network-Attached storage
Data Recovery and Rescue ServiceOptionalStandardOptional
Dual-Plane Balancing
RV sensors and RAID SupportOn high capacity drives
User Workload Rate180 TB/year300 TB/year550 TB/year
Mean Time Between Failures (MTBF)1 M hours1.2 M hours2.5 M hours
Limited Warranty3 years5 years5 years


Cache (MB) 128 MB
Height 26.11 mm
Capacity 4TB
Form Factor 3.5 in
  • Seagate IronWolf Pro 4TB NAS 7200RPM SATA 6Gb/s 128MB Cache HDD (ST4000NE0025)

    • Tough, ready, scalable
      For everything NAS, there's IronWolf. Always on and always working, IronWolf is enhanced with AgileArray technology for optimal reliability and system agility. Multi-user technology and extreme workload rates allow IronWolf to perform and scale up with your enterprise.
    • Grow your business NAS
      A thriving small business needs storage that can thrive with it. IronWolf is optimized for NAS in multi-RAID environments that not only handle the vibration, but also handle the high user workload rate in a high data traffic network.
    • AgileArray and the Power of IronWolf for your NAS
      IronWolf is built with AgileArray. NAS-optimized for the best NAS experience possible, AgileArray focuses on drive balance, RAID optimization and power management.
    • Dominate the media
      Build your home NAS media empire with IronWolf HDDs. IronWolf leads the class in storage capacity with drives as large as 10 TB, and the performance needed to run high definition content with your NAS. Store thousands of full-length HD films and even more photographs on your private server.
    • Tough, ready, scalable
    • Grow your business NAS
    • AgileArray and the Power of IronWolf for your NAS
    • Dominate the media
  • Model: ST4000NE0025

    MPN: ST4000NE0025

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RRP: £293.93 inc VAT
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  • MPN ST4000NE0025
  • Quickcode 1351055
  • Qty Available 30
  • Total Stock 130
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  • Next Working Day: £7.97
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  • Collection: Free
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  • 7 Day Free, Next day and 3 Day delivery are only available to UK mainland addresses, this excludes: Northern Ireland, Eire, Scottish Offshore, Scottish Highlands, Channel Islands and Isle of Man.
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