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Massive 18TB IronWolf Pro. Exceptional reliability for high-capacity NAS and multi-user access.
ST18000NE000
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IronWolf Pro ST18000NE000 - 3.5" - 18000 GB - 7200 RPM
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ST18000NE000
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- IronWolf Pro ST18000NE000 - 3.5" - 18000 GB - 7200 RPM
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ST18000NE000 Overview
ST18000NE000 is a high-performance 3.5-inch HDD engineered for enterprise storage applications with a SAS 12Gb/s interface, spinning at 7200 RPM. It offers an 18 TB capacity with a 256 MB buffer, a robust annual workload rating of 550 TB/yr, and an industry-tested MTBF designed for rigorous, continuous operation. Featuring optimized power consumption of approximately 8.5 Watts during read/write and advanced reliability technologies such as helium-sealed construction and effective vibration protection, this drive meets the high demands of data centers and enterprise environments.
Built specifically for multi-bay installations in data centers as well as NAS, surveillance, and server deployments, the ST18000NE000 delivers exceptional performance and reliability. Its design caters to applications requiring non-stop operation and secure data storage, making it an ideal choice for organizations that need a dependable hard drive solution under heavy workloads.
ST18000NE000 price is is available on request. Get immediate quote.
Request bulk order quote for ST18000NE000 for additional pricing. Browse the full Seagate Storage Devices series or explore all Seagate products.
ST18000NE000 Specifications
- Product Type
- Hard Drive
- Drive Type
- HDD
- Use Case
- Enterprise Storage
- Interface
- SAS 12Gb/s
- Form Factor
- 3.5-inch
- Storage Capacity
- 18 TB
- Spindle Speed (RPM)
- 7200 RPM
- Cache (Buffer Size)
- 256 MB
- Average Latency
- N/A
- Data Transfer Rate
- Up to 300 MB/s
- Annual Workload Rating
- 550 TB/yr
- Power Consumption (Read/Write)
- 8.5 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 X18 18TB Enterprise Hard Drive ST18000NE000
- Height
- 1.03 inches
- Width
- 5.79 inches
- Depth
- 4.01 inches
- Weight
- 4.0 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| ST18000NE000 |  ZA960NX1A001 |  STJL1000400 |  ST3000VX009 |  ST6000VX001 | |
|---|---|---|---|---|---|
| Product Type | Hard Drive | Hard Drive | Hard Drive | Hard Drive | Hard Drive |
| Drive Type | HDD | HDD | HDD | HDD | HDD |
| Use Case | Enterprise Storage | Enterprise Storage | Desktop / Server / NAS / Surveillance | Desktop / Server / NAS / Surveillance / Enterprise Storage | 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 | 18 TB | 12 TB | 4 TB | 3 TB | 6 TB |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Cache (Buffer Size) | 256 MB | 256 MB | 128 MB | 128 MB | 256 MB |
| Average Latency | N/A | N/A | N/A | N/A | N/A |
| Data Transfer Rate | Up to 300 MB/s | Up to 250 MB/s | Up to 210 MB/s | Up to 210 MB/s | Up to 210 MB/s |
| Annual Workload Rating | 550 TB/yr | 550 TB/yr | 300 TB/yr | 550 TB/yr | 550 TB/yr |
| Power Consumption (Read/Write) | 8.5 Watts | 9 Watts | 8 Watts | 7 Watts | N/A |
| Power Consumption (Idle) | 5.5 Watts | 6 Watts | 6 Watts | 3 Watts | N/A |
| 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 | N/A | Rotational Vibration Sensors |
| Operating Temperature | 5–60°C | 5–60°C | 5–60°C | 5–60°C | 5–60°C |
| Product Name | Seagate Exos X18 18TB Enterprise Hard Drive ST18000NE000 | ZA960NX1A001 Enterprise 12TB SAS HDD | STJL1000400 Enterprise HDD | ST3000VX009 Enterprise 3TB HDD | ST6000VX001 6TB Enterprise HDD |
| Height | 1.03 inches | 1.03 inches | 1 in | 1.03 inches | 1.03 inches |
| Width | 5.79 inches | 5.79 inches | 4 in | 4.00 inches | 5.79 inches |
| Depth | 4.01 inches | 4.00 inches | 5.79 in | 5.79 inches | 4.01 inches |
| Weight | 4.0 lbs | 1.5 lbs | 2.2 lbs | 1.85 lbs | 1.83 lbs |
Reviews & Ratings
C
Clara Bow
4
Consistent 7200 RPM performance. Perfect for our large business server and backup needs.
D
Duke Ellington
4
Top-tier durability and workload rating. Provides the peace of mind needed for critical storage.
E
Etta James
5
Reliable and huge. The Pro series offers great protection for our massive RAID arrays.
F
Fred Astaire
4
Exceptional storage density. Built for continuous operation in demanding 24/7 NAS environments.
G
Ginger Rogers
4
Stable and quiet despite the huge capacity. A professional solution for big data storage.
Questions & Answers
What are the key specifications of the IronWolf Pro ST18000NE000?
The IronWolf Pro ST18000NE000 is a 3.5-inch SATA hard drive offering 18 TB capacity, 7200 RPM spindle speed, 256 MB cache and a 6 Gb/s interface.
Is the IronWolf Pro ST18000NE000 optimized for NAS environments?
Yes, it is designed for multi-bay NAS systems with AgileArray firmware and supports 24/7 operation and RAID configurations.
What is the sustained data transfer rate of this drive?
The drive delivers up to 260 MB/s sustained data rates, ensuring consistent performance under heavy workloads.
How reliable is the IronWolf Pro ST18000NE000 for professional use?
It features a 1.2 million hours MTBF rating, rotational vibration sensors and a 300 TB/year workload rate for enhanced durability.
Does the ST18000NE000 support rotational vibration resistance?
Yes, it includes dual-plane rotational vibration sensors to maintain performance and reliability in multi-drive NAS setups.
What warranty and data recovery services are included?
The drive comes with a 5-year limited warranty and 2-year Seagate Rescue Data Recovery Services for added protection.
What systems are compatible with this 18 TB hard drive?
It is compatible with Windows, macOS and Linux, provided the NAS or host system supports 3.5-inch SATA drives and adequate power.
Can I hot-swap the IronWolf Pro ST18000NE000 in my NAS?
Yes, it supports hot-swapping in compatible NAS chassis to minimize downtime during drive replacements.
What is the average power consumption of this hard drive?
Typical power usage is 6.8 W during read/write and 2.9 W in idle, which balances performance and energy efficiency.
How does the 256 MB cache improve performance?
The large cache buffer accelerates read/write operations by temporarily storing frequent data for faster access.
Is the ST18000NE000 suitable for surveillance applications?
Yes, its high-capacity storage, 7200 RPM speed and endurance rating make it ideal for multi-camera surveillance systems.
What RAID levels are supported with the IronWolf Pro series?
The drive supports RAID 0, 1, 5, 6, 10 and 50 configurations in compatible NAS setups for performance or redundancy.
Does this drive require special cooling in a NAS enclosure?
Standard NAS cooling solutions are sufficient; the drive’s firmware optimizes operation temperature and power consumption.
How do I monitor the health of my IronWolf Pro drive?
Use Seagate’s IronWolf Health Management software in supported NAS systems for real-time SMART monitoring and alerts.
What noise levels can I expect from this 7200 RPM hard drive?
Acoustic levels are approximately 39 dB during seek and 32 dB when idle, offering quiet operation in most environments.
How easy is it to upgrade to the ST18000NE000 in an existing NAS?
Upgrading is straightforward: power down, insert the new drive into an available bay, then rebuild the array per your NAS guidelines.