Seagate Exos 7E8 3.5″ 4TB 512n SAS 7200RPM 256MB Hard Drive – (ST4000NM003A)

Seagate Exos 7E8 3.5″ 4TB 512n SAS 7200RPM 256MB Hard Drive – (ST4000NM003A)


Seagate Exos 7E8 3.5″ 4TB 512n SAS 7200RPM 256MB Hard Drive – (ST4000NM003A)

SKU: ST4000NM003A
A-Power Stock


Enterprise Drive for Bulk Data Applications

Exos 7E8 hard drives support up to 8TB per drive, offering bulk data storage for data centerinfrastructures requiring a highly reliable enterprise hard drive. Exos 7E8 provides cost-effective, reliable access to unstructured data. Built on field-proven 10th-generation conventionalmagnetic recording (CMR) technology, the Exos 7E8 drive helps to catalyze the datasphere,enabling data center architects and IT professionals to deliver trusted performance, rock-solidreliability, 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 550TBper year—10× that of desktop hard drives. With state-of-the-art cache, on-the-fly error-correction algorithms, and rotational vibration design, the Exos 7E8 helps ensure consistentperformance in replicated and RAID multi-drive systems.

High Performance for Mainstream Data Center Applications

Meet your storage workload requirements in the most efficient and cost-effective data centerfootprint on the market today. The Exos 7E8 delivers easy integration into bulk storage systemswith 12Gb/s SAS and SATA 6Gb/s interface options. With user-definable innovative technologyadvancements like PowerChoice™ and Seagate RAID Rebuild®, you can tailor your nearlinestorage requirements for even greater improvements in lowering your TCO.

Enhanced Reliability, Data Protection, and Security

Advanced security features help protect data where it lives—on the drive. Exos 7E8 preventsunauthorized drive access and safeguards stored data with security features that includeSecure Downloads & Diagnostics, TCG-compliant Self-Encrypting Drive, and government-gradeFIPS/Common Criteria tamper-resistent hard drive. Seagate Secure™ drives simplify driverepurposing and disposal, help protect data-at-rest, and comply with corporate and federal datasecurity mandates.

Additional information

Weight 0.64864 kg
HDD size


HDD capacity

4000 GB

HDD speed

7200 RPM





Component for


HDD interface transfer rate

12 Gbit/s

HDD sustained transfer rate

215 MiB/s

Average latency

4.16 ms

Mean time between failures (MTBF)

2000000 h

Power consumption (idle)

5.94 W

Operating voltage

5 / 12 V

Operating temperature (T-T)

5 – 60 °C

Non-operating vibration

5 G




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