Seagate Exos X18 ST12000NM007J 12TB Hard Drive - 3.5" Internal - SAS (12Gb/s SAS) - 20 Pack

SeagateSKU: ST12000NM007J-20PK
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Description

The Seagate Exos X18 ST12000NM007J is a high-capacity, enterprise-class 12TB hard drive engineered for hyperscale data centers, cloud infrastructures, and large-scale storage environments. Built on helium-sealed technology with Seagate’s proven side-sealing weld design, this drive ensures exceptional reliability, reduced power consumption, and optimized rack density.

Featuring a 7200 RPM spindle speed, up to 270 MB/s maximum read transfer rate, and 12Gb/s SAS interface, the Exos X18 is optimized for fast data access and scalability in mission-critical workloads. With advanced caching, PowerBalance™ for power efficiency, and digital environmental sensors for drive health monitoring, it provides consistent performance and reduced TCO.

Packed in a 20-pack bulk configuration, this solution is ideal for enterprises and integrators looking to deploy cost-effective, high-density storage with Seagate Secure™ features for data protection and a 5-year limited warranty.

Category Details
Brand Seagate
Product Line Exos X18
Model ST12000NM007J
Packaged Quantity 20 Pack
Product Type Hard Drive
Storage Capacity 12 TB per drive
Disk Format 512e/4Kn
Spindle Speed (RPM) 7200
Cache / Buffer 256 MB
Maximum Read Rate 270 MB/s
Maximum Write Rate 258 MB/s
Random 4KB Read 170 IOPS
Random 4KB Write 550 IOPS
Drive Interface SAS
Interface Standard 12Gb/s SAS
Hot Pluggable Yes
Form Factor 3.5" Internal
Dimensions (HxWxD) 1" x 4" x 5.8"
Weight (per drive) 1.43 lbs
Device Supported Storage Systems, Video Surveillance Systems
Reliability 2.5M-hour MTBF, 5-Year Limited Warranty
Security Seagate Secure™ Encryption & Data Protection

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Return Policy (Short Summary)

We offer a 30-day return window for most unopened, factory-sealed items.

Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.


Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.


For damaged or incorrect items, please contact us immediately.


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