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Silver 3.5-inch enterprise hard drive bare unit

Seagate

Seagate Exos 7E8 ST8000NM004A 8TB 3.5" SATA 7200rpm 256MB internal hard drive

SKU CH-MRCB-11JP2 MPN ST8000NM004A

8 TB enterprise hard drive with 7200 RPM, 256 MB cache and SATA 6.0 Gb/s for 24×7 bulk storage

  • Total capacity8 TB
  • Interface typeSATA 6.0Gb/s
  • Form factor3.5 in (8.89 cm)
  • Packaging typeBare Drive
  • Flash memory typeHard Drive
  • Rotational speed7,200 RPM

Model 8TB Secure Model

  • 8TB capacity stores vast enterprise datasets
  • 7200 RPM with 256MB cache delivers responsive performance
  • SATA 6.0Gb/s interface integrates with existing infrastructure
  • 550TB yearly workload rating sustains 24×7 operations
  • 2 million hour MTBF ensures long-term reliability

Enterprise bulk storage

The Seagate Exos 7E8 ST8000NM004A is an 8TB 3.5" internal hard drive built for enterprise storage systems. It uses a SATA 6.0Gb/s interface and spins at 7200 RPM with a 256MB cache. The drive is designed for 24×7 operation in data centre infrastructures requiring high-capacity bulk data storage.

Thermals and power in normal use

The drive employs conventional magnetic recording technology with on-the-fly error-correction algorithms and a rotational vibration design. These features help maintain consistent performance in replicated and RAID multi-drive systems during continuous operation. The enterprise-class build supports workloads of 550TB per year.

Encryption and included software

Hardware-based encryption protects data at rest without host software overhead. The SeaTools diagnostic suite is available for drive health monitoring and firmware updates. The 5-year manufacturer backing aligns with the 2 million hour MTBF rating for enterprise reliability expectations.

How it compares

Measured against everything we stock in 3.5-Inch Internal Desktop HDDs, at today’s prices. Recalculated every night.

Price $216.99
Pricier than about 72% of the 4,938 comparable items (median $107.99).
Total capacity 8 TB
Higher than about 80% of the 2,372 comparable items (median 2 TB).
Price per TB $27.12 per TB
Cheaper than about 86% of the 2,365 comparable items (median $62.21 per TB).

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Specifications

Product
Brand nameSeagate
Product lineExos 7E8
Model nameST8000NM004A
Total capacity8 TB
Recommended useFor Enterprise Storage
Performance
Rotational speed7,200 RPM
Storage
Flash memory typeHard Drive
Cache memory256 MB
Data encryptionEncryption
Ports & slots
Interface typeSATA 6.0Gb/s
Size & build
Form factor3.5 in (8.89 cm)
Shipping weight1.36 kg
Package size254 × 203 × 152 mm

Other versions of this model

4 more in the same range

Questions about this item

How do I install this 3.5" SATA drive and what step is often missed?

Mount the drive in a 3.5" bay, connect the SATA 6.0Gb/s data cable and power connector, then enable the 8TB volume in your OS disk management — the step most people miss is initializing the GPT partition table before formatting.

What maintenance or replacement will this enterprise drive need later?

The drive is rated for 550TB per year workloads and a 2 million hour MTBF; no scheduled maintenance is required, but plan to replace it once the SMART reallocated-sector count rises or after the five-year design life is reached.

What limit appears first under sustained 24×7 write loads?

The 550TB-per-year workload rating is the first ceiling you will hit; sustained writes beyond that rate can exceed the firmware’s error-correction and rotational-vibration compensation, reducing the 2 million hour MTBF expectation.

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