Seagate

Seagate ST14000NM000J Exos X18 14TB 7200RPM SATA HDD

4.4 (4104 reviews)

Experience Unrivaled Storage PerformanceThe Seagate Exos X18 ST14000NM000J is a 14 TB internal hard drive designed for demanding storage needs, offering robust performance and reliability. Capacity: 14 TB Interface: SATA (SATA/600) Recording Method: Conventional Magnetic Recording (CMR) RPM:...

$239.99*$349.99Save 31%
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*Price sourced from Amazon.com. Last updated:Jun 03, 2026.Price and availability are subject to change.

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Overview

Experience Unrivaled Storage Performance

The Seagate Exos X18 ST14000NM000J is a 14 TB internal hard drive designed for demanding storage needs, offering robust performance and reliability.

  • Capacity: 14 TB
  • Interface: SATA (SATA/600)
  • Recording Method: Conventional Magnetic Recording (CMR)
  • RPM: 7200 rpm
  • Cache: 256 MB
  • Form Factor: 3.5 Inches
  • Compatibility: Storage System, Video Surveillance System
  • Special Features: 512e/4Kn Sector Size Support

Key Features

Digital Storage Capacity: 14000 GB Hard Disk Interface: Serial ATA-600 Connectivity Technology: SATA Brand: Seagate Special Feature: 512e/4Kn Sector Size Support Hard Disk Form Factor: 3.5 Inches Hard Disk Description: Mechanical Hard Disk Compatible Devices: Desktop Installation Type: Internal Hard Drive

Hard Disk Size: 14 TB

The available storage capacity may vary.

Specifications

Digital Storage Capacity
14000 GB (14 TB)
Hard Disk Interface
Serial ATA-600
Connectivity Technology
SATA
Hard Disk Form Factor
3.5 Inches
Hard Disk Description
Mechanical Hard Disk
Compatible Devices
Desktop
Installation Type
Internal Hard Drive
Special Feature
512e/4Kn Sector Size Support
Rotational Speed
7200RPM

Pros & Cons

👍 Pros

  • Offers a substantial 14TB of digital storage capacity for extensive data needs.
  • Features a 7200 RPM rotational speed for potentially faster data access and transfer rates.
  • Utilizes the Serial ATA-600 interface, providing a high-speed connection for internal systems.
  • Designed with a 3.5-inch form factor, suitable for standard desktop internal hard drive bays.
  • Supports 512e/4Kn sector sizes, which can enhance compatibility and performance in certain environments.

👎 Cons

  • As a mechanical hard disk, it may have slower access times compared to solid-state drives.
  • The "available storage capacity may vary" which could mean slightly less than the advertised 14TB is usable.
  • Requires an internal installation, which means it is not a plug-and-play external storage solution.
  • The Serial ATA-600 interface, while fast, is a common standard, not a newer, potentially faster option like NVMe.

Frequently Asked Questions

This hard drive offers a substantial digital storage capacity of 14000 GB, which is equivalent to 14 TB.
The hard drive utilizes a Serial ATA-600 interface, commonly known as SATA III, for connection to compatible motherboards.
This hard drive has a 3.5-inch form factor, which is typically designed for internal installation in desktop computers, not standard laptops.
This feature indicates support for both 512-byte emulation (512e) and native 4-kilobyte (4Kn) sector sizes, which can optimize performance and compatibility with various operating systems and applications.
The manufacturer notes that "the available storage capacity may vary," which is common with storage devices after formatting and system file allocation.
This hard disk operates at a rotational speed of 7200 RPM, which generally contributes to quicker data access and transfer speeds compared to slower RPM drives.