Seagate SkyHawk 4TB 3.5in SATA Hard Drive (ST4000VX016)

The Seagate 4TB SkyHawk is a surveillance‑optimised 3.5‑inch hard drive built for NVR systems, delivering up to 180MB/s sustained transfer rates and backed by a 256MB cache for smooth, continuous recording. Its CMR recording technology ensures consistent performance, while integrated RV sensors help maintain reliability in multi‑drive enclosures. With a 1‑million‑hour MTBF and firmware tuned for 24/7 workloads, it’s engineered for dependable, long‑term video capture in security environments.