The Seagate Exos X18 16TB SATA Enterprise Hard Drive (ST16000NM000J)
is a high-capacity enterprise hard drive designed for data centers, enterprise servers, and large-scale storage systems. It features a 16TB storage capacity, a SATA 6Gb/s interface, a 7200 RPM spindle speed, and a 256MB cache buffer. Its helium-sealed design and Conventional Magnetic Recording (CMR) technology support high-density storage and demanding 24/7 workloads. This standard 512e model also supports FastFormat conversion to 4Kn where supported and configured. It is suitable for compatible servers and storage platforms with 3.5-inch SATA drive bays.
Key Specifications
Manufacturer
Seagate
Product Line
Exos X18
Part Number / MPN
ST16000NM000J
Product Type
Enterprise Internal Hard Disk Drive (HDD)
Storage Capacity
16TB
Interface
SATA III, 6Gb/s
Form Factor
3.5-inch
Spindle Speed
7200 RPM
Cache Buffer
256MB
Recording Technology
CMR (Conventional Magnetic Recording)
Drive Design
Helium-Sealed
Sector Format
512e, FastFormat Supports 4Kn
Maximum Sustained Transfer Rate
Up to 261 MB/s
Maximum I/O Data Transfer Rate
Up to 600 MB/s
Average Latency
4.16 ms
Workload Rating
Up to 550TB per Year
MTBF
2.5 Million Hours
Annualized Failure Rate
0.35%
Operating Temperature
5°C to 60°C (Drive-Reported Temperature)
Security Configuration
Standard Model, Non-SED
Condition
Used
Compatible With
✓Servers with Compatible SATA Drive Bays
✓Enterprise Storage Systems Supporting SATA
✓SATA RAID Controllers and HBAs
✓Storage Enclosures Supporting 16TB SATA HDDs
✓Systems Supporting 3.5-inch SATA Hard Drives
Warranty & Returns
Covered by our standard hardware warranty. Tested before dispatch. Extended warranty available. Returns accepted within 30 days — see our Return Policy.
Shipping
Worldwide shipping available; tracking provided. In-stock items usually dispatch within 1 business day.
