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Seagate 1TB Enterprise Capacity HDD SAS 6Gb/s 128MB Cache 3.5-Inch Internal Bare Drive (ST1000NM0023)

Impressive 1TB storage capacity for bulk-data applications
Sixth-generation drive technology with 6 Gbs SAS interface
Best-in-class rotational vibration tolerance ensures consistent performance
Improved power and cooling efficiencies with low power consumption and on demand Power Choice technology
Multi-drive firmware maximized for enterprise RAID system availability