Seagate Exos X24 ST20000NM005H 20TB 3.5" SAS Internal Hard Drive (20-Pack)

SeagateSKU: ST20000NM005H-20PK
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Description

The Seagate Exos X24 ST20000NM005H 20TB 3.5" SAS Internal Hard Drive is engineered for enterprise-grade reliability and scalability. Built on Seagate’s proven platform and trusted by leading cloud service providers, the Exos X24 delivers exceptional rack-space efficiency, enhanced caching, and robust data security.

With 7200 RPM performance, SAS 12Gb/s interface, and 512e/4Kn format support, this 20-pack solution is optimized for storage arrays, hyperscale data centers, and video surveillance systems requiring consistent uptime and scalability.

Protected with Seagate Secure™ features and backed by a 5-year limited warranty with a 2.5M-hr MTBF rating, the Exos X24 drives offer long-term peace of mind while helping reduce TCO with a helium-sealed, power-efficient design.

Category Details
Brand Seagate
Product Line Exos
Series X24
Model ST20000NM005H
Packaged Quantity 20 Pack
Product Type Internal Hard Drive
Storage Capacity 20 TB
Recording Technology Conventional Magnetic Recording (CMR)
Disk Format 512e / 4Kn
Spindle Speed (RPM) 7200
Cache (Buffer) 512 MB
Interface SAS
Interface Standard 12Gb/s SAS
Form Factor 3.5"
Hot Pluggable Yes
Height 1"
Width 4"
Depth 5.8"
Weight (Approx.) 1.51 lbs
Device Supported Storage Arrays, Video Surveillance Systems
Reliability (MTBF) 2.5M hours
Security Features Seagate Secure™, Instant Secure Erase
Warranty 5-Year Limited Warranty
Product Condition New, Factory Fresh

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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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