Seagate Exos X18 18TB Enterprise HDD
Brand: Seagate | Category: Enterprise HDDs
SKU: SEA-EXOS-X18-18TB | Part #: ST18000NM001G-V2 | MPN: ST18000NM001G
Contact for Pricing — Request a Quote
About the Seagate Exos X18 18TB Enterprise HDD
The Seagate Exos X18 18TB Enterprise HDD 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 HDD (ST18000NM001G) is a 3.5-inch SATA 6Gb/s hard drive engineered for high-density data center deployments. Built on Seagate's ninth-generation helium-sealed platform, the drive spins at 7200 RPM and incorporates 256MB of DRAM cache alongside PowerChoice and PowerBalance power management technologies to reduce idle and active power consumption across large-scale storage arrays. The hermetically sealed helium fill reduces internal drag and 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 | SEA-EXOS-X18-18TB |
| Part Number | ST18000NM001G-V2 |
| MPN | ST18000NM001G |
| Condition | New |
| Capacity | 18TB |
| Form Factor | 3.5" |
| Interface | SATA 6Gb/s |
| Speed | 7,200 RPM |
| Manufacturer Part Number | ST18000NM001G |
| Series | Exos X18 |
| Formatted Capacity | 18TB |
| Interface | SATA 6Gb/s |
| Form Factor | 3.5-inch LFF |
| Spindle Speed | 7200 RPM |
| Cache (DRAM) | 256MB |
| Recording Technology | Conventional Magnetic Recording (CMR) |
| Areal Density | Up to 1292Gb per square inch |
| Sustained Transfer Rate (OD) | Up to 270MB/s |
| MTBF | 2,500,000 hours |
| Annual Workload Rating | 550TB/year |
| Power-On Hours | 8,760 hours/year (24×7) |
| Operating Power (Read/Write) | 7.8W typical |
| Idle Power (Active Idle) | 5.0W typical |
| Rotational Vibration Compensation | Yes (dual-plane balance, multi-axis shock sensor) |
| Sealed Gas Environment | Helium |
| Operating Temperature | 5°C to 60°C |
| Non-Operating Shock | 250G, 2ms |
| Sector Size | 512e and 4Kn (model variant dependent) |
| Weight | 670g (typical) |
Frequently Asked Questions about Seagate Exos X18 18TB Enterprise HDD
What does the Seagate Exos X18 18TB Enterprise HDD do?
the Seagate Exos X18 18TB Enterprise HDD suits enterprise data-center storage tiers — all-flash arrays, hyperconverged storage pools (vSAN, Ceph), database backends, and high-throughput backup repositories. It is supported by major server platforms.
What are the headline specs of the Seagate Exos X18 18TB Enterprise HDD?
Key specifications for the Seagate Exos X18 18TB Enterprise HDD: new condition; capacity 18TB; interface SATA 6Gb/s; form factor 3.5 inch; read speed 261 MB/s; write speed 261 MB/s. Manufacturer part number ST18000NM001G-V2. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.