CMR

0B47745 Overview

The Western Digital Ultrastar DC HC555 16TB  is an enterprise‑class 3.5‑inch SAS 12Gbps hard drive designed for high‑capacity, always‑on data center environments that demand strong performance, reliability, and efficiency. Featuring a 16TB capacity, 7200RPM spindle speed, and a large 512MB cache, this helium‑sealed CMR drive delivers sustained transfer rates around 260–270 MB/s, making it well‑suited for large‑scale storage, backup, object storage, and high‑density RAID deployments.