Seagate 16TB IronWolf 3.5” SATA Helium HDD 7200RPM 256MB Cache NAS Hard DriveIronWolf is designed for everything NAS. Get used to tough, ready and scalable 24×7 performance that can handle multi-bay NAS environments across a wide range of capacities. - Features:Optimised for NAS with Agile - Array Agile - Array enables Dual-Plane Balancing and Time-Limited Error Recovery to deliver best-in-class RAID performance in multi-bay systems. - Always On, Always Accessible IronWolf Pro drives are designed for 24×7 usage, allowing users to access their data any time, anywhere. - All-CMR Portfolio All IronWolf Pro drives utilise conventional magnetic recording (CMR) technology for consistent, best-in-class NAS performance. - Built Tough IronWolf Pro drives are rated for 550 TB/Y workload, allowing commercial and enterprise NAS users to seamlessly store, share and collaborate on large amounts of networked data. - Weight :670 g/1.477 lb