Seagate ST4000VX016 Surveillance 3.5 Inch Hard Drive

Seagate ST4000VX016 SkyHawk 4TB surveillance hard drive is a 3.5-inch SATA 6Gb/s internal HDD designed for 24/7 security-camera systems. It uses conventional magnetic recording (CMR) and provides up to 180 MB/s sustained transfer with a 256 MB cache, supporting up to 64 cameras and up to 8 drive bays in typical deployments. The drive’s physical dimensions are 20.2 mm (0.795 in) tall, 101.6 mm (4.0 in) wide, and 146.99 mm (5.787 in) deep, weighing about 630 g. It operates up to 65°C and draws startup current around 1.8 A at 12 V, with active power around 3.5 W and idle power around 2.5 W. Reliability specs include a 1,000,000-hour MTBF, 600,000 load/unload cycles, and a 3-year limited warranty. It features Tarnish-Resistant coating, Rotational Vibration (RV) sensors, and SkyHawk Health Management for drive health monitoring, with a workload rating up to 180 TB/year for always-on surveillance workloads and up to 64 cameras supported. This 4 TB SkyHawk drive is designed to deliver dependable continuous recording in security setups and is a straightforward option when you need large, reliable on-site storage for video data.