Seagate 4TB Constellation ES.3 7200 rpm SAS II 3.5" Internal HDD

Designed for capacity-optimized enterprise and bulk-data applications, the 4TB Constellation ES.3 7200 rpm SAS II 3.5" Internal HDD from Seagate is a large form factor drive for demanding data growth. It offers a storage capacity of up to 4TB, operates using a SAS II 6 Gb/s interface, a 128MB cache, and a rotational speed of 7200 rpm, all of which help to ensure uninterrupted data transfers with a sustained data transfer rate of up to 175 MB/s. This drive also features high levels of reliability, with 1 in 10¹⁵ non-recoverable read errors per bits read, a 1.4 million hour MTBF, 8,760 power-on hours per year, and an annualized failure rate (AFR) of 0.63%. It is protected using T10's Data Integrity Field (DIF), a humidity sensor, and PowerChoice technology.