Seagate Exos X18 ST12000NM005J 12TB Hard Drive – 3.5" Internal – SAS (12Gb/s SAS) – 7200RPM – 20-Pack

SeagateSKU: ST12000NM005J-20PK
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Sale price$8,437.99
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Description

The Seagate Exos X18 ST12000NM005J enterprise hard drive is purpose-built for hyperscale cloud and large-scale data center environments. Offering 12TB capacity per drive with 7200 RPM spindle speed, it delivers the performance, scalability, and reliability demanded by modern storage infrastructures. With helium-sealed design, PowerBalance™ optimization, and Seagate Secure™ data protection, the Exos X18 is engineered for high-density deployments and maximum rack space efficiency.

This 20-pack bulk configuration is ideal for enterprises and video surveillance systems requiring massive, reliable storage with reduced power consumption and industry-leading durability.

Category Details
Brand Seagate
Product Line Exos
Series X18
Model ST12000NM005J
Packaged Quantity 20
Storage Capacity 12TB per drive
Disk Format 512e / 4Kn
Spindle Speed 7200 RPM
Buffer / Cache 256 MB
Drive Interface SAS
Interface Standard 12Gb/s SAS
Drive Type Internal
Hot Pluggable Yes
Form Factor 3.5-inch
Height 1 in.
Width 4 in.
Depth 5.8 in.
Weight (Approx.) 1.43 lbs per drive
Device Supported Storage Systems, Video Surveillance Systems
Reliability 2.5M-hr MTBF, Enterprise-class 24/7 operation
Security Features Seagate Secure™ for safe and affordable drive retirement
Warranty 5-Year Limited Warranty
Product Condition New and Factory Fresh
Shipping Weight ~1 lb per drive (20 lbs total for 20-pack)

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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.


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