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Western Digital  |  SKU: WD4000F9YZ

Western Digital WD4000F9YZ - WD SE 4TB 3.5 SATA 7200RPM HDD

Condition: EXCELLENT EXCELLENT = Very good second user condition
£74.99
14-Days Free Returns
12 Month Warranty
FREE Tracked Delivery
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Sellers Comments 🗨

The Western Digital WD4000F9YZ WD SE 4TB HDD is a reliable enterprise-grade 3.5" drive with 7200RPM speed and SATA 6Gb/s, designed for 24/7 operation in servers and storage systems.

Specifications
  • Technical specifications

    Product – Western Digital WD4000F9YZ (WD SE Enterprise HDD)

    Capacity – 4TB

    Form Factor – 3.5" Internal Hard Drive

    Interface – SATA III 6Gb/s

    Spindle Speed – 7200 RPM

    Cache – 64MB

    Average Seek Time – ~8.9ms

    Data Transfer Rate – Up to ~171MB/s

    Sector Format – 512e / Advanced Format

    Reliability – Designed for 24/7 enterprise operation, MTBF ~800,000 hours

    Features – StableTrac™, RAFF™ vibration protection, dual actuator technology, multi-axis shock sensor

    Operating Temperature – 5°C to 55°C

    Weight – Approx. 750g

    Use Case – Enterprise storage, servers, NAS, backup and data centre environments :contentReference[oaicite:0]{index=0}

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ⓘ Why Buy From Us?

Refurbished IT products from Recommerce IT come with a standard Free 1 Year Warranty.

Each product has been extensively tested and restored where necessary.

Software and hardware have been tested to function like new.

ⓘ About This Range

The Western Digital WD4000F9YZ WD SE 4TB HDD is an enterprise-class 3.5-inch hard drive built for reliability and consistent performance rather than flashy speeds. Designed by Western Digital, this model offers 4TB of storage, a 7200RPM spindle speed, and a SATA 6Gb/s interface, making it well-suited for servers, NAS environments, and large-scale storage systems. It sits in WD’s “SE” (Standard Enterprise) range, meaning it’s engineered for 24/7 operation and moderate workloads, such as backup servers, cloud storage, and archival use.

What sets this drive apart is its balance between cost and enterprise-grade durability. With a 64MB cache and sustained transfer speeds of up to around 170MB/s, it delivers solid throughput for bulk data tasks without the premium price of higher-end enterprise models.

How Grading Works

EXCELLENT = Very good second user condition

‍G‍OOD = Good condition, slight scratches and scuffs

FAIR = Used with Cosmetic Damage/Functional

Full Grade Details >>

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