Seagate Enterprise ST4000NM005A internal hard drive 4 TB 7200 RPM 256 MB 3.5" SAS

SKU
ST4000NM005A-20PK
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In stock
4TB, 3.5", 512n SAS, 7200 RPM, Cache 256MB, Base Model, 20 Pack
UNSPSC: 43201803
Enterprise Drive for Bulk Data Applications

Exos 7E8 hard drives support up to 8TB per drive, offering bulk data storage for data center
infrastructures requiring a highly reliable enterprise hard drive. Exos 7E8 provides cost-effective, reliable access to unstructured data. Built on field-proven 10th-generation conventional
magnetic recording (CMR) technology, the Exos 7E8 drive helps to catalyze the datasphere,
enabling data center 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 550TB
per 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 consistent
performance 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 center
footprint on the market today. The Exos 7E8 delivers easy integration into bulk storage systems
with 12Gb/s SAS and SATA 6Gb/s interface options. With user-definable innovative technology
advancements like PowerChoice™ and Seagate RAID Rebuild
®, you can tailor your nearline storage 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 prevents
unauthorized drive access and safeguards stored data with security features that include
Secure Downloads & Diagnostics, TCG-compliant Self-Encrypting Drive, and government-grade
FIPS/Common Criteria tamper-resistent hard drive.
Seagate Secure™ drives simplify drive repurposing and disposal, help protect data-at-rest, and comply with corporate and federal data security mandates.
SKU ST4000NM005A-20PK
Specification
Hard drive
Component forDisk array
HDD interface transfer rate12 Gbit/s
Average latency4.16 ms
Mean time between failures (MTBF)2000000 h
HDD speed7200 RPM
HDD size3.5"
HDD capacity4 TB
Features
TypeHDD
Component forDisk array
HDD interface transfer rate12 Gbit/s
InterfaceSAS
Average latency4.16 ms
Mean time between failures (MTBF)2000000 h
HDD speed7200 RPM
HDD size3.5"
HDD capacity4 TB
Storage drive buffer size256 MB
Uncorrectable Bit Error Rate (UBER)< 1 per 10^15 bits read
Rotational Vibration (RV) sensorsYes
24/7 operationYes
Power
Power consumption (idle)5.79 W
Operational conditions
Operating temperature (T-T)5 - 60 °C
Operating shock70 G
Non-operating shock300 G
Technical details
Quantity per pack20 pc(s)
InterfaceSAS
Mean time between failures (MTBF)2000000 h
Weight & dimensions
Width4.01" (101.8 mm)
Weight22.9 oz (649 g)
Height5.79" (147 mm)
Depth1.03" (26.1 mm)
Packaging data
Quantity per pack20 pc(s)
Other features
InterfaceSAS
Manufacturer Seagate
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