High-performance Western Digital Ultrastar DC HC310 hard drive (part no. 0B35919, model HUS726T4TALS204) — 4 TB capacity, 7200 RPM spindle speed, and a robust 12 Gb/s SAS interface. Built for data center environments, this 3.5″ drive delivers enterprise-grade reliability, featuring a large 256 MB cache and high endurance for continuous, mission-critical workloads. The drive supports s... https://serversfit.com/0b35919-hgst-ultrastar-dc-hc310-4tb-7200rpm-sas-12gb-s-256mb-cache-512-3-5-inch-hard-drive.html