ST20000NM007D Seagate Exos X20 20TB SATA 256 MB 3.5" Server HDD

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Product line:

Exos

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€1,100.30

In stock

Happyware Article Number:

SH3H3301-463111

Manufacturer Number:

ST20000NM007D

Brand:

Seagate

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Description Technical details Warranty & Technical Support Reviews Bulk Deals

ST20000NM007D

High-Density 3.5-inch Enterprise SATA HDD for 24x7 Nearline Storage with the ST20000NM007D

The ST20000NM007D is a 20TB 3.5-inch enterprise hard disk designed for capacity tiers in rack servers and storage arrays where CPU and memory resources are optimized for throughput, indexing, and resiliency rather than compute acceleration. In scale-out NAS and object storage nodes, the ST20000NM007D complements modern x86 platforms by sustaining predictable sequential performance for backup windows, replication, and rebuild operations while preserving drive-bay density.

Architecturally, the ST20000NM007D fits SATA backplanes and HBAs on PCIe-based server platforms, enabling straightforward expansion without consuming premium PCIe lanes reserved for NVMe tiers. CMR recording supports consistent write behavior under sustained ingest, and Advanced Format with 512e or 4Kn selectable logical sector size simplifies alignment with file systems, erasure coding, and legacy applications. A 7200RPM design with onboard cache targets mixed streaming and metadata patterns typical of nearline pools.

Why Choose the ST20000NM007D?

The ST20000NM007D delivers a balanced density-to-reliability profile for enterprises scaling capacity per RU while maintaining operational stability in 24x7 duty cycles. It is well suited for standardized fleet deployments where predictable behavior during RAID rebuilds, data scrubs, and bulk transfers reduces administrative overhead and supports consistent service levels across multi-node storage architectures.

Seagate engineers Exos drives for datacenter duty with a focus on measurable endurance and environmental robustness. Helium sealing improves mechanical efficiency, while a humidity sensor and long MTBF targets align the platform with modern thermal and monitoring standards used in managed server rooms and large-scale data centers.

Key Applications:

Capacity tiers in enterprise storage arrays
Scale-out NAS nearline storage
Backup and archival repositories
Object storage nodes
Bulk data replication and ingest pipelines

At Happyware - Server Hardware you benefit from non-binding offers tailored to your deployment plan for the ST20000NM007D, and bulk order discount options that support consistent rollouts across server and storage fleets.

Technical details of ST20000NM007D

Capacity:

20TB

Form Factor:

3.5"

Interface:

SATA

Rotations:

7200RPM

Cache:

256 MB

How long is the Warranty and how you can get technical support for ST20000NM007D

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