Seagate Exos 12TB X-Class Nearline Enterprise 7200RPM 3.5&quo...

Seagate Exos 12TB X-Class Nearline Enterprise 7200RPM 3.5" 256MB Hard Drive
40 in stock
Standard: 1-3 working days
Key features
  • Low power and weight for optimum data center TCO
  • High HDD performance with enhanced caching, making it perfect for Big Data applications
  • PowerBalance feature optimizes IOPS/Watt
  • Advanced Write Caching feature for excellent boost in random write performance
  • Forged, wrought-aluminum base and a helium sealed-drive design with no porosity and uniform density
  • Superior material and weld-width design for a more robust, hermetically sealed-drive enclosure that protects from helium leaks
  • Digital environmental sensors for measuring internal pressure, helping to ensure high reliability, performance and quality
  • Hermetic interconnect technology supporting higher data rate heads and higher pin counts for extreme thermal conditions
Product overview
Product codes

Product Description


Marketing description is not available.



Product Description
Seagate Exos X12 ST12000NM0027 - hard drive - 12 TB - SAS 12Gb/s
Hard drive - internal
12 TB
Form Factor
SAS 12Gb/s
Data Transfer Rate
1.2 GBps
Buffer Size
256 MB
Spindle Speed
7200 rpm
Seagate Secure, PowerChoice, T10 Protection Information (T10 PI), Seagate RAID Rebuild, Dual Port, Low Halogen, Super Parity, Hot-Plug Support, Power Balance technology, advanced format 512e, 24x7 availability, Helium technology, Organic Solderability Preservative, Multi-Step Forged Helium Sealed-Drive design, Superior Wide-Weld Hermetically Sealed-Drive enclosure, pressure sensor, Advanced Write Caching
Dimensions (WxDxH)
101.6 mm x 147 mm x 26.11 mm
650 g
Manufacturer Warranty
5 years warranty

Customer reviews


Find similar


Not quite found what you are looking for? You can find products which may be more suitable by simply checking the features that interest you and clicking the find button.

Need it in a hurry?
Express delivery available on selected items
Over 15,000 products
The latest technology from the biggest brands
UK customer service
Our people are on hand Mon to Fri 9am - 5pm
Over 25 years of experience
Trusted by customers for over two decades
easy to use product image
Seagate Exos 12TB X-Cl...