Seagate IronWolf Pro NAS 4TB ST4000NE001 3.5" Internal SATA3 7200rpm 128MB Cache 6Gb/s 5 Year Wty

For everything NAS, there's IronWolf Pro. Always on and always working, IronWolf is enhanced with AgileArray echnology for optimal reliability and system agility. Multi-user technology and extreme workload rates allow IronWolf to perform and scale up with your enterprise.