Seagate IronWolf 4TB NAS Internal Hard Drive HDD – 3.5 Inch SATA

Optimized for NAS with AgileArray. AgileArray enables dual-plane balancing and RAID optimization in multi-bay environments, with the most advanced power management possible.
High performance means no lag time or downtime for users during workload traffic for the NAS. Seagate leads the competition with the highest-performing NAS drive portfolio.
Rotational Vibration (RV) sensors. First in its class of drives to include RV sensors to maintain high performance in multi-drive NAS enclosures.
Designed for always on, always accessible 24×7 performance. Access data on your NAS any time, remotely or on site.