Seagate Hard Drive ST8000NM0125 8TB 7200RPM 256MB SAS 12GB-s 4Kn Bare

Enterprise Drive for Bulk Data Applications

Exos 7E8 hard drives support up to 8 TB per drive, 1 offering bulk data storage for data centre infrastructures requiring a highly reliable enterprise hard drive. Exos 7E8 provides cost-effective, reliable access to unstructured data. Built on field-proven 9thgeneration conventional magnetic recording (CMR) technology, the Exos 7E8 drive helps to catalyse the datasphere, enabling data centre architects and IT professionals to deliver trusted performance, rock-solid reliability, ironclad security and low TCO for demanding 24×7 operations.

Robust Bulk Data Storage for a 24×7 World

Exos 7E8 drives are backed by a 2 million hour MTBF rating and support workloads of 550 TB per year — 10× that of desktop hard drives. With state-of-the-art cache, on-thefly error-correction algorithms and rotational vibration design, the Exos 7E8 helps ensure consistent performance in replicated and RAID multi-drive systems.

High Performance for Mainstream Data Centre Applications

Meet your storage workload requirements in the most efficient and cost-effective data
centre footprint on the market today. The Exos 7E8 delivers easy integration into bulk
storage systems with 12 Gb/s SAS and SATA 6 Gb/s interface options. With userdefinable
innovative technology advancements like PowerChoice™ and Seagate
RAID Rebuild®, you can tailor your nearline storage requirements for even greater
improvements in lowering your TCO
Specifications
Capacity
8TB
Features
Protection Information (T10 DIF)
Yes
Humidity Sensor
Yes
SuperParity
Yes
Low Halogen
Yes
PowerChoice^TM Technology
Yes
PowerBalance^TM Technology
Yes
Cache, Multi-segmented (MB)
256
Advanced Write Caching (Internal NOR flash)
Yes
Reliability/Data Integrity
Vibration, Non-operating: 10 Hz to 500 (Grms)
_
MTBF
2,000,000 hr
Reliability Rating at Full 247 Operation (AFR)
0.44%
Non-recoverable Read Errors per Bits Read, Max
1 sector per 10E15
Power-on Hours
8,760
Bytes per Sector
4096, 4160, 4224
Performance
Spindle Speed (RPM)
7,200
Interface Access Speed (Gb/s)
12.0, 6.0, 3.0
Max Sustainable Transfer Rate
249MB/s
Average Latency (ms)
4.16
Interface Ports
Dual
Rotational Vibration at 1,500 Hz (rad/s²)
12.5
Power Consumption
Idling Average (W)
8.5 W
Average Operating Power
12 W
Power Supply Requirements
+12 V and +5 V
Environmental/Temperature
Temperature, Operating (^oC)
5^oC – 60^oC
Shock, Operating Read/Write (Gs)
70/40 Gs
Shock, Non-operating, 1 ms/2 ms (Gs)
150/250
Item Dimension (L”xW”xH”)
6 x 5 x 2
Weight
1.72 LB
Warranty Information
5 Years