Seagate 12TB IronWolf Pro 3.5” SATA 7200RPM NAS Hard Drive Support Unlimited BayIronWolf Pro drives are engineered to deliver 24×7 performance, reliability, and dependability in multi-bay, multi-user commercial and enterprise RAID storage solutions. - 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. Specifications:Capacity :12 TBDimensions H x W x D :26.11 mm/1.028 in x 101.85 mm/4.01 in x 146.99mm/5.787in - Weight :670 g/1.477 lb