Seagate ST8000NM0055 8TB SATA Hard Drive

The ST8000NM0055 is a part number for the Seagate Exos 7E8 (formerly Enterprise Capacity 3.5 V5), an enterprise-grade internal mechanical hard drive. It is built for massive storage scaling in 24/7 high-density datacenter environments, NAS storage arrays, cloud setups, and heavy multi-drive server applications.

Technical Specifications:
Capacity: 8 Terabytes (8TB).
Form Factor: 3.5-inch Internal Hard Drive.
Interface: SATA III (6Gb/s).
Spindle Speed: 7200 RPM.
On-Board Cache: 256MB.
Sector Format: 512e (512 Emulation).
Recording Technology: Conventional Magnetic Recording (CMR).
Sustained Throughput: Up to 237–249 MB/s.

Enterprise Reliability Features:
Workload Rating: Built to handle data writes up to 550TB per year, which is roughly 10 times the rating of consumer-grade desktop drives.
MTBF: Features a 2-million-hour Mean Time Between Failures for non-stop performance.
Vibration Tolerance: Equipped with internal sensors to withstand the high vibrations present in multi-drive server chassis or large network attached storage (NAS) racks.