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IronWolf Pro 12TB provides reliable NAS performance and strong durability.
ST12000NE0008
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Seagate IronWolf Pro 3.5" 12000 GB Serial ATA III (ST12000NE...
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ST12000NE0008
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- Seagate IronWolf Pro 3.5" 12000 GB Serial ATA III (ST12000NE0008)
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ST12000NE0008 Overview
ST12000NE0008 is a high-performance enterprise-class HDD engineered in a 3.5‑inch form factor with a SAS 12Gb/s interface, operating at 7200 RPM. It offers a substantial 12 TB capacity paired with a 256 MB cache and is built to handle intensive 24/7 workloads with an annual workload rating of 550 TB/yr, an MTBF of 2,000,000 hours, and reliability built for demanding data center and enterprise storage environments.
The drive features a helium‑sealed design that reduces internal turbulence and power consumption while integrated rotational vibration sensors ensure stable performance in multi‐drive, high‐density arrays. With efficient power usage (approximately 8.1 Watts during read/write operations and 5.5 Watts when idle), ST12000NE0008 is ideally suited for data centers, NAS systems, desktops, and surveillance applications.
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ST12000NE0008 Specifications
- Product Type
- Hard Drive
- Drive Type
- HDD
- Use Case
- Desktop / Server / NAS / Surveillance / Enterprise Storage
- Interface
- SAS 12Gb/s
- Form Factor
- 3.5-inch
- Storage Capacity
- 12 TB
- Spindle Speed (RPM)
- 7200 RPM
- Cache (Buffer Size)
- 256 MB
- Average Latency
- N/A
- Data Transfer Rate
- Up to 250 MB/s
- Annual Workload Rating
- 550 TB/yr
- Power Consumption (Read/Write)
- 8.1 Watts
- Power Consumption (Idle)
- 5.5 Watts
- Encryption Support
- AES 256-bit
- Helium Sealed
- Helium-Sealed
- Drive Bays Supported
- Multi-bay
- Vibration Protection
- Yes
- Advanced Features
- Rotational Vibration Sensors
- Operating Temperature
- 5–60°C
- Product Name
- Seagate Exos X12 12TB Enterprise Hard Drive
- Height
- 1.03 inches
- Width
- 4.00 inches
- Depth
- 5.79 inches
- Weight
- 1.82 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| ST12000NE0008 |  ST2000NX0273 |  XS400ME70004 |  STJL4000400 |  ST8000VE001 | |
|---|---|---|---|---|---|
| Product Type | Hard Drive | Hard Drive | Hard Drive | Hard Drive | Hard Drive |
| Drive Type | HDD | HDD | HDD | HDD | HDD |
| Use Case | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Interface | SAS 12Gb/s | SAS 12Gb/s | SATA III | SATA III | SATA III |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Storage Capacity | 12 TB | 2 TB | 4 TB | 4 TB | 8 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 256 MB | 256 MB | 256 MB | 256 MB | 256 MB |
| Average Latency | N/A | 4.16 ms | N/A | N/A | N/A |
| Data Transfer Rate | Up to 250 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 210 MB/s | Up to 210 MB/s |
| Annual Workload Rating | 550 TB/yr | 550 TB/yr | 550 TB/yr | 300 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 8.1 Watts | 8 Watts | 8.0 Watts | 8 W | 7.0 Watts |
| Power Consumption (Idle) | 5.5 Watts | 4.5 Watts | 5.0 Watts | 5 W | 5.0 Watts |
| Encryption Support | AES 256-bit | AES 256-bit | AES 256-bit | No | 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 | Rotational Vibration Sensors | Dual Actuator | Dual Actuator | Dual Actuator | Rotational Vibration Sensors |
| Operating Temperature | 5–60°C | 5–60°C | 5–60°C | 5–60°C | 5–60°C |
| Product Name | Seagate Exos X12 12TB Enterprise Hard Drive | Seagate ST2000NX0273 | XS400ME70004 | STJL4000400 4TB Enterprise HDD | Seagate Exos 8TB Enterprise Hard Drive ST8000VE001 |
| Height | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 inches | 1.03 |
| Width | 4.00 inches | 5.79 inches | 4.0 inches | 5.79 inches | 4.01 |
| Depth | 5.79 inches | 4.03 inches | 5.79 inches | 4.00 inches | 5.79 |
| Weight | 1.82 lbs | 1.83 lbs | 2.1 lbs | 1.5 lbs | 4.0 |
Reviews & Ratings
S
Sofia Prescottfield
4
Stable RAID compatibility with consistent speeds.
M
Marcus Lockhart
4
Dependable SATA III NAS drive for business storage.
R
Rachel Thornton
5
Quiet operation and strong 24/7 reliability.
V
Victor Carrington
4
Professional NAS HDD with excellent capacity.
Questions & Answers
What is the storage capacity of the Seagate IronWolf Pro ST12000NE0008?
The Seagate IronWolf Pro ST12000NE0008 offers 12 000 GB (12 TB) of raw storage capacity, ideal for high‐density NAS applications.
Which interface does the IronWolf Pro ST12000NE0008 use?
This drive uses a Serial ATA III (6 Gb/s) interface for broad compatibility with modern NAS and desktop systems.
What is the rotational speed and cache size of this 12 TB NAS drive?
The IronWolf Pro operates at 7 200 RPM and features a 256 MB DRAM cache for sustained performance.
Is the Seagate IronWolf Pro ST12000NE0008 optimized for NAS environments?
Yes. It includes AgileArray firmware and RV sensors for multi-bay NAS reliability and optimized RAID performance.
What is the mean time between failures (MTBF) for this drive?
The IronWolf Pro ST12000NE0008 is rated for a 1.2 million-hour MTBF under typical operating conditions.
What is the annual workload rating for the IronWolf Pro ST12000NE0008?
This model supports up to 300 TB per year of workload, making it suitable for heavy-duty NAS and enterprise use.
Does the IronWolf Pro 12 TB drive support RAID configurations?
Yes. AgileArray technology and rotational vibration sensors ensure consistent performance in RAID arrays.
What warranty and data recovery services are included?
Seagate provides a 5-year limited warranty plus 2 years of Rescue Data Recovery Services at no extra charge.
What are the power consumption specifications?
Typical power draw is 9.4 W during active read/write and 5.8 W in idle mode.
What transfer rates can I expect from the ST12000NE0008?
You can achieve sustained data transfer rates up to 250 MB/s, depending on system configuration.
What operating temperatures are supported?
The drive operates reliably between 5 °C and 65 °C, with non-operating tolerance from –40 °C to 70 °C.
How does the drive handle vibration in multi-bay enclosures?
Dual-plane rotational vibration (RV) sensors detect and compensate for enclosure vibrations, ensuring data integrity.
Is the IronWolf Pro ST12000NE0008 suitable for 24/7 operation?
Yes. It is engineered for continuous 24/7 operation in NAS and enterprise environments without performance degradation.
What is the typical acoustic noise level of this NAS drive?
Acoustic levels are approximately 28 dB(A) at idle and 34 dB(A) during seek operations.
How do I install the Seagate IronWolf Pro in my NAS?
Simply mount the 3.5″ drive in an available bay, connect the SATA data and power cables, and follow your NAS OS’s drive initialization wizard.
What makes the IronWolf Pro ST12000NE0008 reliable for small business NAS?
Its combination of high MTBF, AgileArray RAID optimization, RV sensors, and Rescue Services delivers enterprise-grade reliability for SMB workloads.