
Seagate Exos ST24000NM000C 24TB 7.2K RPM SATA 6Gb/s 512e 3.5in Enterprise Hard Drive (Renewed)
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AI Verdict
This 24TB, 7.2K RPM SATA 6Gb/s 3.5-inch renewed enterprise drive is for data hoarders and small server builders needing high capacity at a lower entry cost.
This 24TB renewed enterprise drive is a strong contender for those prioritizing raw storage capacity and continuous operation at a reduced cost. Its 2.5 million hours MTBF rating and CMR technology make it suitable for demanding, always-on environments, but the 'renewed' aspect introduces a layer of uncertainty regarding individual unit longevity.
If you need absolute peace of mind and maximum longevity, look for new enterprise drives with a full manufacturer's warranty.
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Pros
- Offers a massive 24TB storage capacity in a single 3.5-inch form factor, reducing the number of drives needed for large data sets.
- Built for 24x7 operation with a rated 2.5 million hours Mean Time Between Failures (MTBF), indicating a design for continuous use.
- Utilizes Conventional Magnetic Recording (CMR) technology, which typically provides consistent write performance compared to SMR drives.
- Features a helium-sealed design, contributing to lower power consumption and increased durability over air-filled drives.
- Users report it's easy to install and works without issues after initial setup.
Cons
- As a renewed product, some users express nervousness about its long-term reliability compared to new drives.
- One user experienced a pre-clear failing during zeroing after 10 seconds, suggesting potential issues with specific system diagnostics or initial setup.
- Warranty periods for renewed drives can be shorter than new drives, with one user reporting a failure within a year leading to a warranty issue.
- The 7200 RPM speed and SATA 6Gb/s interface, while standard for HDDs, won't match the speed of SSDs for applications requiring rapid data access.
Dimension Scores
The 7200 RPM and SATA 6Gb/s interface provide typical mechanical hard drive speeds, which are slower than SSDs but standard for high-capacity HDDs.
Rated for 2.5 million hours MTBF and designed for 24x7 enterprise operation, indicating a high level of intended durability, though its 'renewed' status introduces some user-reported variability.
A 24TB capacity in a single 3.5-inch drive is near the top end for readily available internal hard drives, making it exceptional for large storage needs.
The standard 3.5-inch form factor and SATA 6Gb/s interface ensure broad compatibility with most modern computer systems and server enclosures.
Best For
- Home lab enthusiasts building large-capacity storage arrays (e.g., for media servers or backups).
- Small business servers requiring extensive archival storage with 24x7 uptime.
- Data hoarders needing to consolidate multiple smaller drives into a single, high-capacity unit.
Not Recommended For
- Users needing primary operating system drives or high-performance application storage due to mechanical drive speeds.
- Anyone unwilling to troubleshoot potential issues that can arise with renewed hardware.
Watch Out For
- The 'renewed' status means you're not getting a brand-new drive, and some users report initial skepticism or issues within the first year of use.
- One user encountered a pre-clear failure after 10 seconds of zeroing, indicating potential setup hurdles or compatibility quirks with certain systems like unRAID.
- While rated for 2.5 million hours MTBF, the actual lifespan of a renewed drive can be unpredictable, as evidenced by a user's drive failing within a year.
Full Specifications
| ASIN | B0DH6PMDY3 |
| Brand | Seagate |
| Series | Exos ST24000NM000C |
| Language | English |
| Hard Drive | 24 TB Mechanical Hard Disk |
| Item Weight | 1.85 pounds |
| Manufacturer | Seagate |
| Hard Disk Size | 24 TB |
| Special Feature | CMR Technology |
| Installation Type | Internal Hard Drive |
| Item model number | Exos ST24000NM000C |
| Compatible Devices | Computer, Smartphone |
| Package Dimensions | 8.7 x 6.18 x 2.91 inches |
| Hard Disk Interface | Serial ATA-600 |
| Hard Drive Interface | Serial ATA-600 |
| Hard Disk Description | Mechanical Hard Disk |
| Hard Disk Form Factor | 3.5 Inches |
| Connectivity Technology | SATA |
| Digital Storage Capacity | 24 TB |
| Hard Drive Rotational Speed | 7200 RPM |
What Buyers Say
Many users are pleasantly surprised by the performance and value of this renewed 24TB Exos drive, especially considering its enterprise-grade specifications. While some buyers approach renewed drives with caution, several report easy installation and stable operation for months after purchase. The sheer capacity is a recurring highlight, allowing for significant data consolidation. However, there are isolated reports of drives failing within a year or encountering issues during initial setup, underscoring the inherent risk with renewed hardware.
“Man, I was so worried about buying a renewed drive, but this 24TB monster fired right up and has been humming along in my server for six months, holding all my movies without a peep!”
Common Praise
- Provides a huge 24TB capacity, allowing for extensive data storage.
- Users find it easy to install in their systems.
- Many report the drive working without issues for several months after purchase.
- Offers a cost-effective way to acquire high-capacity, enterprise-grade storage.
- Operates quietly for a mechanical hard drive.
Common Complaints
- Some renewed drives fail within a year, leading to warranty claims.
- One user experienced a pre-clear operation failing after 10 seconds during drive zeroing.
- The 'renewed' status makes some buyers nervous about long-term reliability.
Ownership Tips
- The drive might run slightly warmer than consumer drives due to its enterprise nature and 7200 RPM speed, requiring adequate case airflow.
- Initial setup and testing, like pre-clearing, can take a very long time due to the 24TB capacity.
- Noise levels are generally low for an enterprise drive, but it's still a mechanical drive, so expect some seek noise during heavy access.
- Monitoring SMART data regularly is a smart move with renewed drives to catch potential issues early.
Frequently Asked Questions
Is this a brand new hard drive?
No, this is a 'renewed' drive, meaning it's been factory recertified by Seagate to function like new, but it's not a new, factory-sealed unit.
What does 'enterprise hard drive' mean?
Enterprise drives are built for 24x7 operation in demanding server environments, featuring higher durability and a longer Mean Time Between Failures (MTBF) compared to consumer-grade drives, in this case, 2.5 million hours MTBF.
What is the warranty on this renewed drive?
While the product is backed by the Amazon Renewed Guarantee, specific warranty durations can vary. Some users mention a 1-year warranty, and one user reported a failure within that period.
Can I use this drive in my desktop computer?
Yes, it uses a standard 3.5-inch form factor and SATA 6Gb/s interface, making it compatible with most desktop computers and server systems.
What is CMR technology?
CMR (Conventional Magnetic Recording) is a recording technology that writes data to discrete, non-overlapping tracks, generally offering more consistent write performance compared to SMR (Shingled Magnetic Recording) drives.
Buying Guide
When you're looking at a hard drive like this, especially a renewed one, you need to think about what you're actually storing and how often you'll access it. This isn't for your operating system or games; it's for massive amounts of data you want to keep for a while. The 'renewed' part means it's been checked out, but it's not fresh off the factory line, so managing your expectations and backups is key.
24TB Capacity
This is how much data you can cram onto the drive. 24 terabytes is a huge amount, enough for thousands of hours of video or millions of documents, making it ideal for archiving or large media libraries.
7.2K RPM
This is the rotational speed of the platters inside the drive. 7200 revolutions per minute is standard for performance mechanical drives, offering faster access times than 5400 RPM drives but still much slower than solid-state drives (SSDs).
SATA 6Gb/s Interface
This is the connection standard the drive uses to talk to your computer. 6 Gigabits per second is the common speed for modern SATA connections, ensuring the drive can transfer data as fast as its internal mechanics allow.
2.5 Million Hours MTBF
MTBF (Mean Time Between Failures) is a statistical measure of how long a device is expected to operate before a failure. A 2.5 million hour rating is very high, indicating this drive is engineered for continuous, long-term operation in demanding environments, like a server.
Alternatives
If you need faster access speeds for frequently used data or applications, look for SSDs with NVMe or SATA interfaces. For even greater capacity and redundancy, consider a NAS (Network Attached Storage) system with multiple drives configured in a RAID array.



