• 8TB Storage Capacity
• 3.5″ Form Factor
• SATA III 6 Gb/s Interface
• 256MB Cache
• Up to 210 MB/s Sustained Transfer Rates
• 300,000 Load/Unload Cycles
• 180TB per Year Workload Rating
• 1 Million Hours MTBF
• Designed for 24/7 Surveillance
• Supports up to 64 HD Cameras
• ST8000VX0022

Seagate Skyhawk 8 TB HDD ST8000VX004.

Specifications:
– Connection: SATA 6Gb/s (SATA III)
– Capacity: 8TB
– Speed: (RPM) 7200 RPM
– Cache: 64MB
– Size: 3.5″
– Mean time between failures greater than 1 million hours; Annual error rate of less than 1%.
– SATA interface at 6 Gb/s
– Optimized for uninterrupted video surveillance systems
– AcuTrac™ technology to improve reliability even in the most difficult operating environments
– Regulations: Ce, RoHS