Seagate Exos X18 18TB Enterprise Hard Drive
Brand: Seagate | Category: Enterprise HDDs
SKU: ST18000NM004J | Part #: ST18000NM004J | MPN: ST18000NM004J
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About the Seagate Exos X18 18TB Enterprise Hard Drive
The Seagate Exos X18 18TB Enterprise Hard Drive from Seagate is enterprise-grade Enterprise HDDs hardware built for data centers. It features 18TB capacity, 3.5" form factor, SATA 6Gb/s interface, 7,200 RPM speed. The Seagate Exos X18 18TB Enterprise Hard Drive (ST18000NM004J) is a high-capacity 3.5-inch SATA hard drive engineered for hyperscale data centres, cloud storage infrastructure, and demanding enterprise environments. Built on helium-sealed platform technology, the drive accommodates up to eighteen terabytes of raw capacity within a standard form factor while maintaining the rigorous reliability standards associated with the Exos product line. The drive is rated for 550TB per Available in brand new condition. Seagate enterprise hdds products are trusted by enterprises and data centers worldwide. Available from Omnixon Global. Contact our sales team to request a quote.
Technical Specifications
| Brand | Seagate |
| Category | Enterprise HDDs |
| SKU | ST18000NM004J |
| Part Number | ST18000NM004J |
| Condition | New |
| Capacity | 18TB |
| Form Factor | 3.5" |
| Interface | SATA 6Gb/s |
| Speed | 7,200 RPM |
| Manufacturer Part Number | ST18000NM004J |
| Series | Exos X18 |
| Raw Capacity | 18TB |
| Form Factor | 3.5-inch |
| Interface | SATA 6Gb/s |
| Recording Technology | Conventional Magnetic Recording (CMR) |
| Spindle Speed | 7,200 RPM |
| Cache Buffer | 256MB |
| Sustained Transfer Rate (OD) | Up to 270MB/s |
| Annualized Workload Rating | 550TB/year |
| MTBF | 2,500,000 hours |
| Load/Unload Cycles | 600,000 |
| Operating Power (Read/Write) | 9.0W |
| Idle Power (PowerChoice) | 5.0W |
| Operating Temperature | 5°C to 60°C |
| Non-Operating Temperature | -40°C to 70°C |
| Rotational Vibration Compensation | Yes |
| Helium-Sealed Enclosure | Yes |
| Encryption | Self-Encrypting Drive (SED) option available (model dependent) |
| Height | 26.11mm |
| Weight | 670g |
Frequently Asked Questions about Seagate Exos X18 18TB Enterprise Hard Drive
What does the Seagate Exos X18 18TB Enterprise Hard Drive do?
At 18TB, the Seagate Exos X18 18TB Enterprise Hard Drive suits enterprise data-center storage tiers — all-flash arrays, hyperconverged storage pools (vSAN, Ceph), database backends, and high-throughput backup repositories. The SATA 6Gb/s interface is supported by major server platforms.
What are the headline specs of the Seagate Exos X18 18TB Enterprise Hard Drive?
Key specifications for the Seagate Exos X18 18TB Enterprise Hard Drive: capacity 18TB; interface SATA 6Gb/s; new condition; product name Seagate Exos X18 18TB Enterprise Hard Drive; brand Seagate; category HDD; capacity 18TB; interface SATA 6Gb/s; form factor 3.5-inch. Manufacturer part number ST18000NM004J. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.
Is the Seagate Exos X18 18TB Enterprise Hard Drive compatible with my infrastructure?
The Seagate Exos X18 18TB Enterprise Hard Drive uses a SATA 6Gb/s interface. It's compatible with server platforms that expose this interface — typical deployments include Dell PowerEdge, HPE ProLiant, Lenovo ThinkSystem, and Supermicro SuperServer chassis. For specific vendor part-number compatibility, our team validates against the manufacturer support matrix.