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ST18000NE000
IronWolf Pro ST18000NE000 - 3.5" - 18000 GB - 7200 RPM
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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.
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 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 |
Massive 18TB IronWolf Pro. Exceptional reliability for high-capacity NAS and multi-user access.
Consistent 7200 RPM performance. Perfect for our large business server and backup needs.
Top-tier durability and workload rating. Provides the peace of mind needed for critical storage.
Reliable and huge. The Pro series offers great protection for our massive RAID arrays.
Exceptional storage density. Built for continuous operation in demanding 24/7 NAS environments.
Stable and quiet despite the huge capacity. A professional solution for big data storage.
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.
Yes, it is designed for multi-bay NAS systems with AgileArray firmware and supports 24/7 operation and RAID configurations.
The drive delivers up to 260 MB/s sustained data rates, ensuring consistent performance under heavy workloads.
It features a 1.2 million hours MTBF rating, rotational vibration sensors and a 300 TB/year workload rate for enhanced durability.