Seagate

Seagate ST20000NM002H | 20TB | SATA 6Gb/s | 7200RPM | 3.5" | Enterprise HDD

$1,149.95

Brand New, Factory Sealed | Backorder: Ships in ~5 Business Days | Full Manufacturer Warranty

The ST20000NM002H is a Seagate Exos X24 20TB SATA 6Gb/s enterprise hard drive featuring 7200RPM spindle speed, 512MB multisegmented cache, and up to 285MB/s sustained transfer in a helium-sealed 3.5" form factor. Built for hyperscale and cloud data center environments, it is ideal for massive scale-out storage arrays, big-data analytics, and 24/7 RAID deployments. Compatible with Dell PowerEdge, HP ProLiant, and Supermicro servers, plus any SATA 6Gb/s HBA or RAID controller supporting 20TB drives. CMR recording with a 2.5 million hour MTBF, Instant Secure Erase, and FastFormat 512e/4Kn support delivers dependable enterprise reliability and long-term data integrity.

All products are sold as new in original retail or OEM packaging unless otherwise specified. This item is currently on backorder and typically ships in approximately 5 business days, backed by a full manufacturer warranty. Bulk inquiries welcome.
Specifications
  • Manufacturer: Seagate
  • Model: ST20000NM002H (Exos X24)
  • Capacity: 20TB
  • Interface: SATA 6Gb/s
  • RPM: 7200
  • Cache: 512MB multisegmented
  • Form Factor: 3.5-inch
  • Recording: CMR
  • Sustained Transfer: up to 285MB/s
  • MTBF: 2.5 million hours
  • Format: FastFormat 512e/4Kn
  • Security: Instant Secure Erase (ISE)
  • Design: Helium sealed
  • Warranty: 5-year limited (full manufacturer warranty)
Product Features
  • Helium sealed-drive design for lower power and weight
  • CMR recording for consistent RAID performance
  • 512MB multisegmented cache with enhanced caching
  • PowerChoice idle and PowerBalance power/performance technology
  • FastFormat 512e/4Kn support
  • Instant Secure Erase and Seagate Secure data protection
  • 2.5M hour MTBF rated for 24/7 hyperscale duty
Compatibility
  • Dell PowerEdge servers
  • HP ProLiant servers
  • Supermicro storage platforms
  • SATA 6Gb/s HBA and RAID controllers
  • TrueNAS / unRAID and large scale-out arrays
Shipping & Returns
  • Free Shipping: We currently offer free Economy Shipping within the continental U.S. with no minimum order required. Expedited shipping is available at standard carrier rates.
  • Same-Day Shipping: Order placed before 2PM PST will ship the same day. Orders received after this time will ship the following business day.
  • Hassle-Free Returns: If you're not completely satisfied with your purchase, simply return it within 10 days for a hassle-free refund or exchange.

20TB SATA 6Gb/s 7200RPM 512MB Cache Helium CMR

Why the ST20000NM002H is the right enterprise drive

The ST20000NM002H is Seagate's Exos X24 20TB SATA drive, built on the platform shipped in millions of cloud service provider deployments. Helium sealing, CMR recording, and a 2.5 million hour MTBF make it a dependable, high-density building block for hyperscale and enterprise RAID storage.

20TB Hyperscale Capacity

Twenty terabytes per bay maximizes petabytes per rack while lowering total cost of ownership.

285MB/s Sustained

Delivers up to 285MB/s sustained transfer for fast movement of massive data sets.

2.5M Hour MTBF

Rated 2.5 million hours MTBF with CMR recording tuned for continuous 24/7 datacenter operation.

Helium Efficiency

Helium sealed design with PowerChoice and PowerBalance reduces power draw, weight, and cooling demand.

Backorder OEM Stock

Brand new factory-sealed OEM stock on backorder, ships in about 5 business days with full manufacturer warranty.

Frequently Asked Questions

Frequently asked questions about Enterprise Hard Drives (HDD) and Solid-State Drives (SSD), including what they are, how they are used, performance consideration and tips for choosing the right solution.

1. What are enterprise hard drives and SSDs?

Enterprise hard drives and SSDs are high-performance, high-reliability storage solutions designed for use in data centers and business-critical applications.
2. Are enterprise hard drives reliable?

Yes, enterprise hard drives are designed to be highly reliable and durable, suitable for data centers and enterprise environments. They typically feature enhanced error correction, vibration resistance, and longer lifespans compared to consumer drives. Enterprise drives are built to handle continuous 24×7 operation, making them a smart choice for critical data storage needs.
3. What is the difference between NAS and enterprise hard drives?

Network-attached storage (NAS) and enterprise hard drives differ primarily in their intended use and design features. NAS drives are optimized for lower power consumption, quieter operation, and ideal for small-to-medium business or home environments. Enterprise drives, which are built for higher performance, reliability, and endurance—are designed to handle 24×7 operation in demanding data center and enterprise settings.
4. What factors should be considered when selecting an enterprise hard drive for a specific application or workload?

To choose an enterprise hard drive for a specific application or workload, keep the following factors in mind:

  • Performance requirements, such as read/write speeds and IOPS are crucial, especially for data-intensive applications.
  • Capacity needs must align with the storage demands of your workload. 
  • Reliability and durability are essential, as enterprise drives should withstand continuous 24×7 operation.
  • Compatibility with your existing hardware and RAID configurations is also important.
  • Power consumption and cooling requirements should be considered to guarantee efficient operation within your data center environment.
  • Cost and warranty terms should align with your budget and long-term maintenance plans.
5. How does an enterprise hard drive improve data reliability and integrity?

Enterprise hard drives improve data reliability and integrity through several advanced features. They incorporate enhanced error correction codes (ECC) that detect and correct data errors, ensuring data remains accurate and intact. These drives are also designed with improved mechanical structures to minimize vibrations, which can cause read/write errors. Optimized for RAID configurations, they prevent data loss and promote redundancy, further safeguarding data. Additionally, enterprise drives benefit from advanced firmware that includes regular updates and sophisticated algorithms to manage data more effectively.

6. What are the key differences between enterprise hard drives and consumer-grade hard drives?

Enterprise hard drives differ from consumer-grade hard drives in several key areas:

  1. Reliability: Enterprise drives are designed for continuous 24×7 operation with a higher mean time between failures (MTBF).
  2. Performance: The enterprise hard drives offer faster data transfer rates and lower latency.
  3. Durability: They offer enhanced error correction, vibration resistance, and robust construction.
  4. Features: They include advanced features like RAID optimization and better firmware.
  5. Warranty: Enterprise hard drives come with longer warranties compared to consumer drives.
7. How does an enterprise hard drive improve data reliability and integrity?

Enterprise hard drives improve data reliability and integrity through several advanced features. They incorporate enhanced error correction codes (ECC) that detect and correct data errors, ensuring data remains accurate and intact. These drives are also designed with improved mechanical structures to minimize vibrations, which can cause read/write errors. Optimized for RAID configurations, they prevent data loss and promote redundancy, further safeguarding data. Additionally, enterprise drives benefit from advanced firmware that includes regular updates and sophisticated algorithms to manage data more effectively.

8. How do enterprise hard drives handle power loss or failures?

Power loss or failures are handled through several robust mechanisms. They often include features like power loss protection (PLP) that use capacitors to provide enough power to complete pending write operations and safely store data in non-volatile memory. Advanced error correction and recovery algorithms also help maintain data integrity. Additionally, enterprise hard drives are designed to restart after power failures quickly and safely, minimizing downtime and data corruption risks. Seagate enterprise drives incorporate such technologies to ensure data reliability and system resilience in power-loss scenarios.