Sorry, the 4TB WD 3.5" SATA 6Gb/s Red HDD PN WD40EFRX is no longer available

SkyHawk leverages Seagate's extensive experience in designing drives purpose-built for video applications.

4TB Capacity, For everything NAS (1 to 8 bays), theres IronWolf. Always on and always working, IronWolf is enhanced with AgileArray technology for optimal reliability and system agility. Multi-user technology and extreme workload rates allow IronWolf to perform and scale up with your enterprise.