Synology 20TB HAS5310 SAS-3 3.5" Internal Enterprise HDD

Designed to meet the capacity, efficiency, and reliability needs of modern enterprise deployments, the 20TB HAS5310 SAS-3 3.5" Internal Enterprise HDD from Synology empowers host systems to serve large pools of concurrent clients. The HAS5310 has passed 200,000 hours of testing on Synology hardware, has a Mean Time to Failure (MTTF) rating of 2.5 million hours, and a yearly workload rating of 550TB. Also featured is a storage capacity of 20TB, a SAS-3 12 Gb/s interface, a 512MB cache, and a rotational speed of 7200 rpm, all of which help to ensure uninterrupted data transfers with sustained speeds of up to 281 MB/s.