SEAGATE 

ST18000NM001J SEAGATE EXOS X18 18 TB HDD INTERNAL SATA

Mfg Part Number:  ST18000NM001J  
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Price: $1,631.55
Quantity:
In Stock: 187
Last Updated: Jun 12, 2026
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Scalable. Responsive. Innovative.

Seagate manufactures hard drives that specifically address the demand for hyperscale cloud scalability. As the flagship of the Seagate® X class, the Exos® X18 enterprise hard drives are the highest-capacity hard drives in the fleet.

Maximum Storage Capacity for Highest Rack Space Efficiency

Market-leading 18 TB HDD
offering the highest capacity available for more petabytes per rack

Highly reliable performance
with enhanced caching, making it the logical choice for cloud data centre and massive scale-out data centre applications

Hyperscale SATA model tuned for large data transfers and low latency

PowerBalance™ feature optimises Watts/TB

Maximise total cost of ownership savings through lower power and weight with helium sealed-drive design

Proven helium side-sealing weld technology for added handling robustness and leak protection

Digital environmental sensors to monitor internal drive conditions for optimal operation and performance

Data protection and security - Seagate Secure™ features for safe, affordable, fast and easy drive retirement

Proven enterprise-class reliability backed by 5-year limited warranty and 2.5M-hr MTBF rating
Main Specification
General Information
Manufacturer Seagate Technology
Manufacturer Part Number ST18000NM001J
Manufacturer Website Address http://www.seagate.com
Brand Name Seagate
Product Line Exos
Product Series X18
Product Model ST18000NM001J
Product Name Exos X18 ST18000NM001J Hard Drive
Product Type Hard Drive
Technical Information
Storage Capacity 18 TB
Disk Format 512e
Drive Performance
Random 4KB Read 170IOPS
Random 4KB Write 550IOPS
Spindle Speed (rpm) 7200
Buffer 256 MB
Network & Communication
Wireless LAN No
Interfaces/Ports
Drive Interface SATA
Drive Interface Standard SATA/600
Physical Characteristics
Drive Type Internal
Hot Pluggable Yes
Height 1"
Width 4"
Depth 5.8"
Weight (Approximate) 1.48 lb
Miscellaneous
Country of Origin Thailand
Environmentally Friendly Yes
Environmental Compliance Restriction of Hazardous Substances (RoHS)
Environmental Compliance Waste Electrical and Electronic Equipment Directive (WEEE)
Warranty
Limited Warranty 5 Year
WARNING:: The plastic used in cable products can expose you to lead and lead components, chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information go to www.P65Warnings.ca.gov
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