ST20000NM002H – Seagate Exos X24 20TB Enterprise Hard Drive 🏢

The Seagate Exos X24 20TB is a high‑capacity enterprise‑class 3.5" SATA hard drive engineered for data centers, hyperscale environments, and mission‑critical storage systems. Designed for 24×7 operation, it delivers consistent performance, exceptional reliability, and market‑leading capacity in dense storage architectures.

Built on Seagate’s proven Exos platform and backed by a 5‑year limited warranty, the Exos X24 series is optimized for organizations that demand maximum efficiency, scalability, and low total cost of ownership (TCO) [3](https://www.amazon.com/Seagate-Exos-X24-ST20000NM002H-20TB/dp/B0CN5LH117).

High‑Density 20TB Storage for Enterprise Systems 📊

With a massive 20TB storage capacity, the Exos X24 enables higher petabytes‑per‑rack density, helping reduce infrastructure footprint while supporting large‑scale data analytics, cloud services, and storage arrays.

This drive is ideal for hyperscale data centers, enterprise servers, and large RAID or JBOD deployments requiring consistent throughput and scalability [2](https://www.bhphotovideo.com/c/product/1868416-REG/seagate_st20000nm002h_20tb_exos_x24_7200.html).

7200 RPM Performance with SATA 6 Gb/s ⚙️

The Exos X24 operates at 7200 RPM and features a SATA III 6 Gb/s interface, delivering sustained transfer rates of up to approximately 285 MB/s for fast access to large datasets.

A large 512MB cache improves read/write performance and ensures predictable response times in high‑transaction enterprise workloads [2](https://www.bhphotovideo.com/c/product/1868416-REG/seagate_st20000nm002h_20tb_exos_x24_7200.html)[3](https://www.amazon.com/Seagate-Exos-X24-ST20000NM002H-20TB/dp/B0CN5LH117).

Enterprise‑Grade CMR & Helium‑Sealed Design 🔒

The drive uses CMR (Conventional Magnetic Recording) technology, ensuring consistent performance and reliability in RAID and storage array environments.

Its helium‑sealed design reduces internal turbulence, lowers power consumption, and enhances durability—making it well suited for dense, always‑on infrastructures [1](https://www.seagate.com/content/dam/seagate/assets/support/internal-hard-drive/enterprise-hard-drives/exos-x24/_shared/files/Seagate_EXOS24_CMR_ISE_SED%2810-12-16-20-24TB%29.pdf)[2](https://www.bhphotovideo.com/c/product/1868416-REG/seagate_st20000nm002h_20tb_exos_x24_7200.html).

Built for 24×7 Mission‑Critical Operation 🕒

The Exos X24 is engineered to meet the demands of continuous enterprise workloads:

• 24×7 operation
• Workload rating up to 550 TB/year
• MTBF up to 2.5 million hours

These characteristics make it suitable for large‑scale storage, cloud infrastructure, and data‑intensive enterprise applications [3](https://www.amazon.com/Seagate-Exos-X24-ST20000NM002H-20TB/dp/B0CN5LH117).

Optimized for Data Center Efficiency 🌐

Seagate Exos X24 drives are designed to balance performance and energy efficiency, helping organizations:

• Optimize watts per terabyte
• Reduce cooling and power costs
• Improve overall storage TCO

Advanced power management technologies and environmental sensors ensure stable operation in demanding data center conditions [2](https://www.bhphotovideo.com/c/product/1868416-REG/seagate_st20000nm002h_20tb_exos_x24_7200.html).

Product Specifications 📋

Product Name	Seagate Exos X24 Enterprise HDD
Model Number	ST20000NM002H
Capacity	20TB
Form Factor	3.5"
Interface	SATA III 6 Gb/s
Spindle Speed	7200 RPM
Cache	512MB
Recording Technology	CMR (Conventional Magnetic Recording)
Workload Rating	Up to 550 TB/year
MTBF	Up to 2.5 Million Hours
Warranty	5 Years Limited Warranty

Why Choose Seagate Exos X24 20TB? ✅

The Seagate Exos X24 20TB is purpose‑built for enterprise and hyperscale environments where reliability, scalability, and efficiency are critical. With its high workload rating, helium‑sealed design, and extended warranty, it delivers dependable performance for the most demanding storage infrastructures while minimizing long‑term operational costs [3](https://www.amazon.com/Seagate-Exos-X24-ST20000NM002H-20TB/dp/B0CN5LH117)[2](https://www.bhphotovideo.com/c/product/1868416-REG/seagate_st20000nm002h_20tb_exos_x24_7200.html).

A powerful enterprise HDD designed to scale with tomorrow’s data demands. 🚀