ST18000NM005J Seagate Exos X18 18TB SAS 256 MB 3.5" Server HDD
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ST18000NM005J
High-Density 3.5in SAS Enterprise HDD featuring encrypted CMR storage with the ST18000NM005J
The ST18000NM005J is a 3.5in internal enterprise HDD engineered for scale-out storage nodes and SAS JBOD shelves where predictable latency and sustained throughput are required under 24x7 duty cycles. In modern x86 server platforms, the drive aligns with SAS HBAs and RAID controllers that offload queue management and error recovery, while Protection Information (PI) support improves end-to-end data integrity for critical arrays.
With CMR recording and an Advanced Format path for both 512e and 4Kn, the ST18000NM005J helps standardize sector formats across mixed-generation fleets and reduces reformat friction during refresh cycles. The 7200RPM design and onboard cache are optimized for bulk tiers such as backup repositories and object storage where sequential performance and rebuild behavior matter more than small-block IOPS, and where expansion is executed through dense PCIe-attached SAS controllers rather than NVMe lanes.
Why Choose the ST18000NM005J?
The ST18000NM005J delivers capacity density that simplifies shelf-level scaling without increasing controller count, while enterprise reliability characteristics support RAID parity operations and long rebuild windows. Its Self-Encrypting Drive implementation with hardware encryption and Instant Secure Erase enables consistent media sanitization workflows and security baselines across distributed deployments, reducing operational risk during drive rotation.
Seagate designs Exos-class drives around sustained datacenter serviceability, focusing on vibration tolerance, predictable error handling, and standards-based interoperability for SAS infrastructures. The engineering approach prioritizes long-life operation, validated firmware behavior, and integration readiness for multi-bay enclosures used in modern storage and data protection architectures.
Key Applications:
- SAS JBOD capacity expansion
- RAID arrays for 24x7 enterprise storage
- Backup and recovery repositories
- Archive and compliance retention
- Object storage capacity tiers
At Happyware - Server Hardware you benefit from bulk order discount options for capacity rollouts of the ST18000NM005J across racks or shelves, and you can request non-binding offers tailored to your controller, enclosure, and sector-format requirements.
Technical details of ST18000NM005J
How long is the Warranty and how you can get technical support for ST18000NM005J
| 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 |
| Support Portal: | https://support.happyware.com |
|---|
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