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Sam Cooke
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Massive 20TB IronWolf Pro. The ultimate capacity for high-demand NAS and enterprise servers.
ST20000NE000
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20TB IRONWOLF PRO SATA HDD
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Name:
ST20000NE000
- Description:
- 20TB IRONWOLF PRO SATA HDD
- Rating:
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- Brand:
- Seagate
- Condition:
3 Year Extended Warranty
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ST20000NE000 Overview
ST20000NE000 is a high-performance HDD engineered in a 3.5-inch form factor and featuring a SAS 12Gb/s interface. It delivers a robust 7200 RPM spindle speed with a massive 20 TB storage capacity and a 512 MB cache, ensuring that even heavy-duty applications are handled with ease. The drive is rated for an annual workload of 550 TB/yr and an MTBF of 2,000,000 hours, making it designed for continuous, reliable operation.
ST20000NE000 offers advanced enterprise features such as a helium-sealed enclosure, effective vibration protection, and dual actuator technology. Its power consumption is optimized for efficiency with approximately 8 Watts during read/write operations and 5 Watts in idle mode. This drive is ideally suited for demanding environments including data centers, servers, desktops, NAS systems, and surveillance applications.
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ST20000NE000 Specifications
- Product Type
- Hard Drive
- Drive Type
- HDD
- Use Case
- Server
- Interface
- SAS 12Gb/s
- Form Factor
- 3.5-inch
- Storage Capacity
- 20 TB
- Spindle Speed (RPM)
- 7200 RPM
- Cache (Buffer Size)
- 512 MB
- Average Latency
- N/A
- Data Transfer Rate
- Up to 250 MB/s
- Annual Workload Rating
- 550 TB/yr
- Power Consumption (Read/Write)
- 8 Watts
- Power Consumption (Idle)
- 5 Watts
- Encryption Support
- AES 256-bit
- Helium Sealed
- Helium-Sealed
- Drive Bays Supported
- Multi-bay
- Vibration Protection
- Yes
- Advanced Features
- Dual Actuator
- Operating Temperature
- 5–60°C
- Product Name
- Seagate Exos X20 ST20000NE000
- Height
- 1.03 inches
- Width
- 5.79 inches
- Depth
- 4.00 inches
- Weight
- 1.85 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| ST20000NE000 |  ZA3840NX1A001 |  ST16000VE000 |  XS960SE70004 |  ST18000NE000 | |
|---|---|---|---|---|---|
| Product Type | Hard Drive | Hard Drive | Hard Drive | Hard Drive | Hard Drive |
| Drive Type | HDD | HDD | HDD | HDD | HDD |
| Use Case | Server | Enterprise Storage | Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Enterprise Storage |
| Interface | SAS 12Gb/s | SATA III | SAS 12Gb/s | SAS 12Gb/s | SAS 12Gb/s |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Storage Capacity | 20 TB | 10 TB | 16 TB | 14 TB | 18 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 512 MB | 256 MB | 512 MB | 256 MB | 256 MB |
| Average Latency | N/A | N/A | N/A | N/A | N/A |
| Data Transfer Rate | Up to 250 MB/s | Up to 250 MB/s | Up to 300 MB/s | Up to 210 MB/s | Up to 300 MB/s |
| Annual Workload Rating | 550 TB/yr | 300 TB/yr | 550 TB/yr | 550 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 8 Watts | 9 Watts | 9.0 W | 8.5 Watts | 8.5 Watts |
| Power Consumption (Idle) | 5 Watts | 6 Watts | 6.0 W | 5.2 Watts | 5.5 Watts |
| Encryption Support | AES 256-bit | AES 256-bit | AES 256-bit | AES 256-bit | AES 256-bit |
| Helium Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed |
| Drive Bays Supported | Multi-bay | Multi-bay | Multi-bay | Multi-bay | Multi-bay |
| Vibration Protection | Yes | Yes | Yes | Yes | Yes |
| Advanced Features | Dual Actuator | Dual Actuator | Rotational Vibration Sensors | Rotational Vibration Sensors | Rotational Vibration Sensors |
| Operating Temperature | 5–60°C | 5–60°C | 5–60°C | 5–60°C | 5–60°C |
| Product Name | Seagate Exos X20 ST20000NE000 | ZA3840NX1A001 Enterprise HDD | Seagate Exos X16 ST16000VE000 | Seagate XS960SE70004 Enterprise 14TB SAS HDD | Seagate Exos X18 18TB Enterprise Hard Drive ST18000NE000 |
| Height | 1.03 inches | 1.03 inches | 1.03 in | 1.03 inches | 1.03 inches |
| Width | 5.79 inches | 5.79 inches | 4.00 in | 4.00 inches | 5.79 inches |
| Depth | 4.00 inches | 4.00 inches | 5.79 in | 5.79 inches | 4.01 inches |
| Weight | 1.85 lbs | 1.65 lbs | 4.85 lbs | 2.2 lbs | 4.0 lbs |
Reviews & Ratings
T
Thelonious Monk
5
Consistent 7200 RPM speed with incredible density. Perfect for our largest RAID configurations.
U
Ursula Andress
4
Exceptional reliability for multi-user access. Handles heavy data traffic with professional ease.
V
Vivien Leigh
5
Top-tier NAS performance. The 20TB capacity is perfect for massive business data sets.
W
Woody Guthrie
5
Robust and dependable for 24/7 use. Provides great peace of mind for storage.
X
Xavier Holland
5
Outstanding durability and capacity. A professional-grade solution for large-scale network storage needs.
Questions & Answers
What are the key features of the Seagate IronWolf Pro 20TB SATA HDD (SKU: ST20000NE000)?
The Seagate IronWolf Pro 20TB (ST20000NE000) offers 20 000 GB capacity, 7200 RPM performance, SATA 6 Gb/s interface, up to 285 MB/s sustained transfer, multi-user optimization, RV sensors and AgileArray technology.
Which interface and transfer rates does ST20000NE000 support?
ST20000NE000 uses a SATA 6 Gb/s interface and delivers up to 285 MB/s sustained data transfer for fast read/write operations.
What rotational speed does the IronWolf Pro 20TB drive operate at?
The IronWolf Pro 20TB HDD spins at 7200 RPM, providing low latency and high sustained throughput.
Is the ST20000NE000 drive compatible with NAS systems and RAID configurations?
Yes. AgileArray firmware, rotational vibration sensors and error recovery controls make ST20000NE000 fully compatible with multi-bay NAS and RAID environments.
What is the recommended workload rate for the IronWolf Pro 20TB HDD?
IronWolf Pro 20TB supports up to 300 TB/year workload rate, making it ideal for 24×7 business-critical NAS applications.
What warranty and data recovery services come with ST20000NE000?
ST20000NE000 includes a 5-year limited warranty and 2-year Rescue Data Recovery Services for protection against accidental data loss.
How does IronWolf Pro differ from standard IronWolf drives?
IronWolf Pro offers a higher workload rating (300 TB/yr vs. 180 TB/yr), longer warranty (5 vs. 3 years), enhanced vibration tolerance and 2-year Rescue service.
What form factor and dimensions does the ST20000NE000 drive use?
The IronWolf Pro 20TB HDD is a 3.5-inch drive with dimensions of 147 mm × 101.85 mm × 26.1 mm and standard SATA mounting holes.
What are the operating temperature and environmental limits?
Operating temperature range is 5 °C to 60 °C; non-operating range is –40 °C to 70 °C. Humidity tolerance is 5%–95% non-condensing.
What reliability metrics define the IronWolf Pro 20TB HDD?
ST20000NE000 features a 1 200 000-hour MTBF, rotational vibration sensors and error recovery controls to ensure enterprise-class reliability.
Does the IronWolf Pro 20TB support rotational vibration sensors?
Yes. Integrated rotational vibration (RV) sensors maintain performance and reliability in multi-drive NAS environments.
What are the power consumption and acoustic noise levels?
Typical idle power is 6.8 W, average read/write is 9.41 W. Acoustic levels are 27 dB(A) idle and 34 dB(A) during seeks.
Can I install the ST20000NE000 drive in a standard desktop PC?
Yes. Any desktop system with a 3.5″ drive bay and SATA 6 Gb/s connection supports IronWolf Pro 20TB.
Is the IronWolf Pro 20TB HDD suitable for large-scale multi-user NAS environments?
Absolutely. Its multi-user optimization and high workload rating make it ideal for small to enterprise-level NAS with up to 24 bays.
Which operating systems and file systems are supported?
ST20000NE000 is compatible with Windows, macOS and Linux. It supports common file systems like NTFS, HFS+, ext4 and Btrfs.
What advanced firmware features does IronWolf Pro include?
IronWolf Pro firmware includes AgileArray for RAID optimization, dual-plane balance, advanced power management and health-monitoring tools.