Synology 3.5” SATA Enterprise Series Hard Drive 20TB (HAT5310-20T)

Synology HAT5300 series HDDs are engineered for demanding, high-volume workloads, delivering up to 23% greater multi-client sequential read performance compared to third-party drives. Built for unwavering reliability, these CMR-based drives have undergone over 500,000 hours of rigorous validation and are backed by a 5-year Synology limited warranty.
Enterprise Reliability and Durability – For demanding 24/7 environments, rated for up to 2.5 million hours MTBF3 and up to 550 TB per year workloads
Persistent Write Cache Technology – Minimizes the chance of data corruption in the event of sudden power loss
Better Performance – Firmware and DiskStation Manager (DSM) optimizations improve multi-client seq. read performance by up to 23%
One-Stop Update – Get one-click firmware updates through DSM, reducing the need for additional maintenance sessions
For Synology, by Synology – Stringent validation and up to 500,000 hours of tests ensures maximum reliability in Synology systems