I purchased 8 of these hard drives to install into our network video recorder but never did.
Seagate Exos X18 ST12000NM000J is a 12TB enterprise-grade, helium-sealed hard drive designed for high-capacity, 24/7 data center environments. It belongs to the Exos X-class series and utilizes a 12Gb/s SAS interface to deliver high performance, efficiency, and reliability for hyperscale, cloud, and massive scale-out storage applications.Hard Drive SpecificationBrand: SeagateProduct Type: Hard DriveStorage Capacity: 12TBData Transfer Rate: 12GbpsForm Factor: 3.5"Cache: 256MBMTBF: 2.5 Million HoursInterface: SASSpindle Speed: 7200 RPM