The MG04SCA Enterprise Capacity HDD models provide capacities up to 5 TB & 7, 200 rpm performance, in a robust design engineered for nearline business-critical workloads. The MG04SCA series utilizes industry-standard 3.5-inch 26.1mm height form factor & Advanced Format sector technologies for optimum capacity & data reliability. Toshiba Persistent Write Cache technology helps enhance performance with handling data in the event of a sudden loss of power. Equipped with 6.0 Gbit/s SAS interface, the Enterprise Capacity MG04SCA models help save rack space & reduce the footprint & operational burden of business critical servers & storage systems. 512e or 4 Kn Advanced Format sector technology models are available. 4 Kn models (MG04SCAxxx A) offer optimum performance & compatibility with the 4K applications & operating environments. 512e models (MG04SCAxxx E) provide support for legacy applications & operating environments that require 512B sector lengths.