ST16000NM001J Seagate Exos X18 16TB SATA 256 MB 3.5" Workstation HDD

Product line:

Exos

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Happyware Article Number:

SH5H8653-305209

Manufacturer Number:

ST16000NM001J

Brand:

Seagate

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Description Technical details Warranty & Technical Support Reviews Bulk Deals

ST16000NM001J

High-Capacity 3.5in Enterprise SATA HDD featuring CMR and SED security with the ST16000NM001J

The ST16000NM001J is a 16TB 3.5in nearline enterprise HDD designed to anchor capacity tiers in modern server and storage platforms where CPU and memory resources are used for data services rather than compute acceleration. In scale-out NAS nodes and object storage gateways, the ST16000NM001J complements multi-core x86 generations by delivering predictable sequential throughput for ingest and rebuild operations while keeping cost and slot count aligned with rack-level density targets.

Integrated into PCIe-based host systems through standard SATA backplanes and HBAs, the ST16000NM001J supports straightforward expansion without consuming PCIe lanes required for NVMe cache tiers or high-speed networking. CMR recording, 7200 RPM operation, and support for 512e and 4Kn Advanced Format help maintain consistent write behavior and sector alignment across mixed fleets, while the onboard cache improves burst handling for metadata and log-heavy services.

Why Choose the ST16000NM001J?

The ST16000NM001J provides a balanced density-to-performance profile for bulk storage pools that must run 24x7 and scale linearly by adding drives. For enterprise deployments, the ST16000NM001J enables uniform capacity planning across nodes, supports hot-plug serviceability, and adds hardware-based SED encryption to strengthen data-at-rest controls without shifting overhead to the CPU.

Seagate engineers the Exos platform for sustained data centre duty cycles, focusing on mechanical stability, helium-sealed efficiency, and long-life operational predictability. This approach aligns with standard rack server integration practices, consistent firmware behavior, and reliability requirements typical of large multi-drive arrays.

Key Applications:

Scale-out NAS capacity tiers
Object storage and cold data pools
Backup repositories and nearline restore
Log retention and compliance archives
Media and content libraries

At Happyware - Server Hardware you benefit from bulk order discount options for consistent rollouts of ST16000NM001J across clusters, and you can extend the warranty up to 6 years to protect long-lived storage investments in enterprise environments.

Technical details of ST16000NM001J

Capacity:

16TB

Form Factor:

3.5"

Interface:

SATA

Rotations:

7200RPM

Cache:

256 MB

How long is the Warranty and how you can get technical support for ST16000NM001J

Warranty:	36 months (part)
RMA through customer:	yes
RMA Url:	https://www.seagate.com/support/warranty-and-replacements/
Description:	Items must be returned first for RMA. Advanced replacement is not available. No guaranteed delivery times specified. On-site service is not offered as standard. The warranty does not cover data loss. Regular data backups are recommended