Seagate

Seagate ST22000NM001E 22TB Exos X22 Enterprise Hard Drive

4.4 (53 reviews)
22TB HDD

22TB enterprise-class helium-sealed hard drive with SATA 6Gb/s interface, built for hyperscale data center workloads.

$299.95*$424.36Save 29%
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*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.

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Overview

The Seagate Exos X22 ST22000NM001E is a 22TB enterprise hard drive engineered for hyperscale data centers, large NAS deployments, and storage-intensive server environments. At 22 terabytes, it offers market-leading capacity in the 3.5-inch form factor, allowing organizations to maximize petabytes per rack and reduce the total number of drives, cabling, and power connections required in dense storage configurations. The drive spins at 7,200 RPM and connects via a SATA 6Gb/s interface, with the hyperscale SATA model specifically tuned for large sequential data transfers and low-latency operation — making it well suited for workloads like video surveillance archives, media asset storage, backup repositories, and cloud object storage.

Seagate's proven helium side-sealing weld technology is central to the Exos X22's design. By filling the drive enclosure with helium instead of air, internal turbulence and drag on the platters are significantly reduced, enabling more platters to be packed into the same 3.5-inch enclosure while lowering power consumption and operating temperatures. Digital environmental sensors continuously monitor internal conditions to maintain reliability over the drive's operational life. Enhanced caching further boosts performance by intelligently managing frequently accessed data. The Exos X22 is built to enterprise-class reliability standards, making it a dependable choice for always-on environments that demand consistent performance and maximum storage density.

Key Features

Market-leading 22TB HDD offering the highest capacity available for more petabytes per rack

Highly reliable performance with enhanced caching

Hyperscale SATA model tuned for large data transfers and low latency

Proven helium side-sealing weld technology

Proven enterprise-class reliability with digital environmental sensors

Specifications

Brand
Seagate
Model
ST22000NM001E
Series
Exos X22
Capacity
22TB
Interface
SATA 6Gb/s
Spindle Speed
7,200 RPM
Form Factor
3.5 inch
Technology
Helium side-sealing weld
Caching
Enhanced caching
Security
Seagate Secure
Environmental Monitoring
Digital environmental sensors
Condition
Renewed

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Pros & Cons

👍 Pros

  • Market-leading 22TB capacity maximizes storage density, reducing the number of drives needed per rack.
  • Helium-sealed design lowers power consumption and operating temperatures compared to air-filled drives.
  • 7,200 RPM spindle speed provides consistent throughput for large sequential reads and writes.
  • SATA 6Gb/s interface ensures broad compatibility with existing enterprise infrastructure and storage arrays.
  • Enhanced caching improves performance for demanding data transfer workloads.

👎 Cons

  • SATA interface offers lower maximum throughput compared to SAS 12Gb/s alternatives available in the Exos X22 lineup.
  • Renewed condition means the drive has been previously used, which may concern buyers needing guaranteed full lifecycle endurance.
  • Mechanical hard drive performance cannot match SSD speeds for random I/O or latency-sensitive applications.
  • At 22TB, a single drive failure without proper RAID or backup poses significant data loss risk.
  • Enterprise drives may produce more vibration and noise than lower-capacity consumer-grade drives.

Frequently Asked Questions

The drive operates at 7,200 RPM, which is the standard spindle speed for enterprise-class hard drives, balancing throughput with reliability.
Yes, Seagate uses a proven helium side-sealing weld technology to reduce internal air resistance, which enables higher platter density, lower power consumption, and cooler operating temperatures.
The ST22000NM001E model uses a SATA 6Gb/s interface, which is the hyperscale-tuned variant optimized for large sequential data transfers and low latency.
Based on the product listing, this is described as a renewed unit, meaning it has been inspected, tested, and restored to working condition.
It is a standard 3.5-inch enterprise hard drive, compatible with server chassis, NAS enclosures, and storage arrays that accept 3.5-inch drives.