12TB Seagate Exos X18 Enterprise Hard Drive 7200RPM SATA 6Gb/s 256MB Cache ST12000NM000J

Seagate Exos X18 12TB Enterprise HDD 7200RPM SATA 6Gb/s 3.5" Hard Drive

The Seagate Exos X18 12TB Enterprise HDD is a high-performance SATA hard drive designed for data centers and cloud storage environments. Featuring 7200RPM speed, 256MB cache, and helium-sealed design, it delivers reliable, power-efficient 24/7 storage for mission-critical workloads, RAID systems, and hyperscale enterprise applications.

 

 

Order MOQ: 1PCS

Price: 300$-420$

 

Lead Time: 

Standard items: 5-7 working days; 

Rare/Scarce items: Subject to negotiation.

Warranty:

Original Brand: 1-Year Warranty;

OEM/Compatible Solutions: 3-Year Warranty.

  • Item No :

    ST12000NM000J
  • Description

Seagate Exos X18 12TB Enterprise SATA HDD for Data Center Storage, 7200RPM, 256MB Cache

PN: ST12000NM000J

Product Overview

The Seagate Exos X18 ST12000NM000J is a 12TB enterprise-grade hard drive engineered for hyperscale data centers and demanding 24/7 workloads. Built with a helium-sealed architecture, it reduces internal friction and power consumption while improving storage density and long-term reliability.

With a SATA 6Gb/s interface, 7200RPM rotational speed, and 256MB cache, the drive delivers sustained data transfer rates up to 270 MB/s. It uses CMR recording technology to ensure consistent write performance and data integrity under heavy workloads.

Rated for a 2.5 million-hour MTBF and supporting up to 550TB annual workload, the Exos X18 is optimized for cloud storage, RAID arrays, big data analytics, and enterprise server environments requiring scalable and highly reliable storage infrastructure.

Spindle Speed
7200 RPM
Cache Memory
256MB
Workload Rating
Up to 550TB/year

Key Features

  • 12TB High-Capacity Enterprise StoragDesigned for hyperscale data centers and enterprise environments requiring large-scale, reliable storage capacity.
  • 7200RPM High-Performance DriveDelivers stable and consistent read/write performance for demanding 24/7 workloads.
  • Helium-Sealed Design for EfficiencyReduces internal friction, lowers power consumption, and increases storage density and durability.
  • CMR Recording TechnologyProvides consistent write performance and data integrity under heavy enterprise workloads.
  • 2.5 Million Hours MTBF Reliability: Built for mission-critical environments with long-term operational stability and endurance.
  • Up to 550TB Annual Workload Rating: Optimized for continuous enterprise use in high-demand storage systems.

Applications

  • Enterprise data centers
  • Cloud storage infrastructure
  • Hyperscale server farms
  • RAID storage arrays and NAS systems
  • Backup and archival storage systems
  • Big data analytics platforms
  • Video surveillance storage systems
  • Distributed storage architectures
  • Virtualization and enterprise server environments
  • Mission-critical 24/7 workloads requiring high reliability

Specification

Specification Details
Manufacturer Seagate
Product Series Exos X18
Model Number ST12000NM000J
Drive Type Enterprise HDD
Capacity 12TB
Form Factor 3.5-inch
Interface SATA 6Gb/s
Spindle Speed 7200 RPM
Cache Memory 256MB
Recording Technology CMR (Conventional Magnetic Recording)
Helium Sealed Design Yes
MTBF 2.5 million hours
Workload Rating Up to 550TB/year

 

FAQ

Enterprise HDD

Q1: What is the Seagate Exos X18 12TB used for?

The Seagate Exos X18 12TB is designed for enterprise data centers, cloud storage systems, RAID arrays, and big data applications requiring 24/7 continuous operation and high-capacity storage.

Q2: Is the Exos X18 suitable for enterprise servers?

Yes. The Exos X18 is optimized for enterprise servers and hyperscale environments, offering high reliability, long lifespan, and consistent performance under heavy workloads.

Q3: What are the performance specifications of this HDD?

It operates at 7200RPM with a SATA 6Gb/s interface and 256MB cache, delivering sustained transfer speeds up to 270 MB/s for enterprise workloads.

Q4: What makes the Exos X18 better than consumer hard drives?

Unlike consumer HDDs, the Exos X18 is built for 24/7 enterprise workloads, featuring a 2.5 million-hour MTBF, helium-sealed efficiency, and support for up to 550TB annual workload.

Q5: Can the Exos X18 be used in RAID systems?

Yes. The drive is fully compatible with RAID configurations and is widely used in enterprise storage arrays for redundancy, scalability, and performance stability.

 

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