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Western Digital Red Pro internal hard drive 4 TB 7200 RPM 256 MB 3.5" Serial ATA III

Western Digital Red Pro internal hard drive 4 TB 7200 RPM 256 MB 3.5" Serial ATA III

Regular price £273.71 GBP
Regular price Sale price £273.71 GBP
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4 TB, 3.5", SATA, 217 MB/s, 7200 RPM, 256 MB, 147 x 101.6 x 26.1 mm

Key Features

  • Handle rigorous 24×7 multi-user NAS workloads with a rating up to 550TB/yr — ideal for high-intensity AI NAS demands
  • Scale from 2TB to 26TB1 with enterprise-class capacity, rated up to 2.5M hours MTBF2 for dependable, long-run reliability
  • NASware technology fine-tunes drive performance and compatibility across NAS and AI NAS systems
  • Time-Limited Error Recovery (TLER) keeps RAID-powered NAS and AI NAS systems running without interruption
  • Proven in tower and rack-mount NAS at any bay count, backed by a 5-year limited warranty.​

Description

Enterprise-class storage ideal to power AI NAS at every scale.
Powering Smarter Content Management​
WD Red Pro HDDs deliver the capacity and durability AI-driven NAS solutions depend on, supporting advanced data management and content aggregation. As AI NAS stores more structured and unstructured data, WD Red Pro scales to keep pace — boosting productivity and storage efficiency.

Durability for Heavy Workloads
With a workload rating of up to 550TB/yr3, WD Red Pro hard drives are designed to handle the rigorous demands of high-intensity, 24×7 multi-user NAS environments. Continuous operation is exactly what these drives are built for — so your AI NAS runs hard without slowing down.

Enterprise-Class Capacity and Reliability
WD Red Pro drives are offered across a wide range of capacity points — from 2TB to 26TB1— to scale with the needs of your organization. Rated at up to 2.5 million hours mean time before failure (MTBF)2, they deliver the enterprise-class reliability that always-on AI NAS environments depend on.

Optimized for RAID
WD Red Pro drives feature Time-Limited Error Recovery (TLER), helping ensure uninterrupted operation in RAID-powered NAS and AI NAS systems. Proven in tower and rack-mount systems with any number of bays, WD Red Pro is the right drive for AI NAS at every scale — backed by a 5-year limited warranty4.

Specifications

Certificates
Certification BSMI, ICES-003/NMB-003, CE, FCC, KC, Maghreb, RCM, UKCA, VCCI, CB-Scheme, TUV, UL
Hard drive
Component for NAS
HDD sustained transfer rate 217 MiB/s
Mean time between failures (MTBF) 2500000 h
Certification BSMI, ICES-003/NMB-003, CE, FCC, KC, Maghreb, RCM, UKCA, VCCI, CB-Scheme, TUV, UL
HDD speed 7200 RPM
HDD size 3.5"
HDD capacity 4 TB
Features
Type HDD
Component for NAS
HDD sustained transfer rate 217 MiB/s
Interface Serial ATA III
Mean time between failures (MTBF) 2500000 h
Certification BSMI, ICES-003/NMB-003, CE, FCC, KC, Maghreb, RCM, UKCA, VCCI, CB-Scheme, TUV, UL
HDD speed 7200 RPM
HDD size 3.5"
HDD capacity 4 TB
Storage drive buffer size 256 MB
Operational conditions
Operating temperature (T-T) 0 - 65 °C
Storage temperature (T-T) -40 - 70 °C
Technical details
Quantity per pack 1 pc(s)
Compliance certificates RoHS
Interface Serial ATA III
Mean time between failures (MTBF) 2500000 h
Packaging content
Storage drive adapter included No
Weight & dimensions
Width 101.6 mm
Weight 715 g
Height 26.1 mm
Depth 147 mm
Packaging data
Storage drive adapter included No
Quantity per pack 1 pc(s)
Other features
Interface Serial ATA III
Certification BSMI, ICES-003/NMB-003, CE, FCC, KC, Maghreb, RCM, UKCA, VCCI, CB-Scheme, TUV, UL
Compliance certificates RoHS