United States
Name:
ST18000NM001J
- Description:
- 18TB EXOS X18 HDD 512E/4KN SATA SED 3.5IN
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- Brand:
- Seagate
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3 Year Extended Warranty
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Delivery Timelines
Under 100 KG? Ships Express.
Smaller shipments go via DHL or FedEx Express — delivered worldwide in approximately 3 business days.
Over 100 KG? Ships via Freight.
Larger orders are dispatched through freight forwarding partners. Delivery takes 7–10 business days, globally.
Always Delivered to Your Door
Every shipment is delivered directly to your address — regardless of country or carrier.
Our best-in-class warranties
3-Year Extended Warranty
Extended protection, enterprise-grade.
All enterprise hardware is backed by a 3-year warranty — triple the industry standard — covering defects under normal use.
Professional repairs & replacements.
If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
RMA process, simplified.
Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
Service Boundaries & Exclusions
What’s covered — and what’s best avoided.
Your warranty covers defects under normal use. For continued protection, avoid accidental damage, unauthorized repairs, third-party parts, or extreme environments.
Know your location’s service type.
In some regions, return-to-factory or remote service may apply. On-site service depends on infrastructure availability.
Minimal documentation required.
To initiate service, just submit the invoice and warranty card — no red tape, no waiting.
14-Day Money Back Guarantee
Free 14-Day Returns
Tested it, but it’s not a fit?
Return any product within 14 days of delivery if it doesn’t meet your technical or operational needs.
Initiate returns with ease.
Our RMA process is streamlined — just raise a request, follow the packaging guidelines, and we’ll handle the rest.
Refund or restock, your call.
Changed your mind? Get a refund (restocking fees may apply) or swap with another product.
30-Day Hardware Replacement
Covered for any early faults.
All equipment includes a 30-day replacement warranty. If something goes wrong, we’ll repair or swap it — fast.
Replacements shipped in 10 days or less.
Once your return is inspected and approved, we dispatch the replacement promptly to keep your operations moving.
RMA protocol keeps it smooth.
Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
TRUSTED, TRIED, PROVEN
ST18000NM001J Overview
ST18000NM001J is a high-performance HDD engineered for enterprise applications, featuring a 3.5-inch form factor and a SATA III interface. The drive operates at 7200 RPM, offers an 18 TB storage capacity, and is equipped with a 256 MB cache to ensure efficient data handling for demanding workloads.
Designed with reliability in mind, ST18000NM001J supports an annual workload rating of 550 TB/yr and includes advanced features such as a helium-sealed design, vibration protection, and AgileArray technology. Its low power consumption of 7.0 Watts (read/write) and 5.3 Watts (idle) make it an ideal choice for use in data centers, desktops, NAS environments, surveillance systems, and other enterprise storage applications.
What is the price of ST18000NM001J?
Pricing for ST18000NM001J is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for ST18000NM001J.
Explore more options from Hard Drives & Ssds or explore other Seagate products.
ST18000NM001J Specifications
| Product Type | Hard Drive |
| Drive Type | HDD |
| Use Case | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Interface | SATA III |
| 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 250 MB/s |
| Annual Workload Rating | 550 TB/yr |
| Power Consumption (Read/Write) | 7.0 Watts |
| Power Consumption (Idle) | 5.3 Watts |
| Encryption Support | AES 256-bit |
| Helium Sealed | Helium-Sealed |
| Drive Bays Supported | Multi-bay |
| Vibration Protection | Yes |
| Advanced Features | AgileArray |
| Operating Temperature | 5–60°C |
| Product Name | ST18000NM001J 18TB Enterprise HDD |
| Height | 1.03 inches |
| Width | 5.79 inches |
| Depth | 8.74 inches |
| Weight | 2.1 lbs |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Advanced Features | N/A | Rotational Vibration Sensors | Rotational Vibration Sensors | AgileArray | Dual Actuator |
| Annual Workload Rating | 300 TB/yr | 550 TB/yr | 550 TB/yr | 550 TB/yr | 550 TB/yr |
| Average Latency | N/A | N/A | N/A | N/A | N/A |
| Cache (Buffer Size) | 128 MB | 256 MB | 256 MB | 256 MB | 256 MB |
| Data Transfer Rate | Up to 210 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 250 MB/s | Up to 250 MB/s |
| Depth | 4.00 inches | 8.26 inches | 5.79 inches | 8.74 inches | 8.26 inches |
| Drive Bays Supported | Multi-bay | Multi-bay | Multi-bay | Multi-bay | Multi-bay |
| Drive Type | HDD | HDD | HDD | HDD | HDD |
| Encryption Support | No | AES 256-bit | AES 256-bit | AES 256-bit | AES 256-bit |
| Form Factor | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch | 3.5-inch |
| Height | 1.04 inches | 1.03 inches | 1.03 inches | 1.03 inches | 1.02 inches |
| Helium Sealed | No | Helium-Sealed | Helium-Sealed | Helium-Sealed | Helium-Sealed |
| Interface | SATA III | SATA III | SAS 12Gb/s | SATA III | SATA III |
| Operating Temperature | 5–60°C | 5–60°C | 5–60°C | 5–60°C | 5–60°C |
| Power Consumption (Idle) | 4.2 Watts | 4.0 Watts | 5.5 Watts | 5.3 Watts | 4 Watts |
| Power Consumption (Read/Write) | 6.8 Watts | 7.0 Watts | 8.1 Watts | 7.0 Watts | 8 Watts |
| Product Name | Seagate Barracuda ST4000VN008 | Seagate Exos ST8000VN004 | Seagate Exos X12 12TB Enterprise Hard Drive | ST18000NM001J 18TB Enterprise HDD | XA960ME10063 High Performance Enterprise HDD |
| Product Type | Hard Drive | Hard Drive | Hard Drive | Hard Drive | Hard Drive |
| Spindle Speed (RPM) | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM | 7200 RPM |
| Storage Capacity | 4 TB | 8 TB | 12 TB | 18 TB | 4 TB |
| Use Case | Desktop / Server / NAS | Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage | Desktop / Server / NAS / Surveillance / Enterprise Storage |
| Vibration Protection | Yes | Yes | Yes | Yes | Yes |
| Weight | 1.2 lbs | 4.0 lbs | 1.82 lbs | 2.1 lbs | 3.3 lbs |
| Width | 5.79 inches | 5.78 inches | 4.00 inches | 5.79 inches | 5.79 inches |
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Questions & Answers
Q
What is the storage capacity of the ST18000NM001J EXOS X18 HDD?
A
The ST18000NM001J offers 18 TB of raw storage capacity, ideal for large-scale data archiving and enterprise workloads.
Q
Which interface does the ST18000NM001J use?
A
It uses a SATA 6 Gb/s interface, ensuring broad compatibility with standard server and desktop controllers.
Q
What sector sizes are supported by the EXOS X18 ST18000NM001J?
A
This drive supports both 512e (512-byte emulation) and native 4Kn (4,096-byte) sector formats for flexible deployment.
Q
What form factor and rotational speed does the ST18000NM001J offer?
A
The drive comes in a 3.5-inch form factor and spins at 7,200 RPM to balance performance and power efficiency.
Q
Does the ST18000NM001J include hardware encryption?
A
Yes. It features built-in Self-Encrypting Drive (SED) technology with AES-256 encryption to protect data at rest.
Q
What are the sequential read and write performance figures?
A
The EXOS X18 delivers up to 267 MB/s sustained sequential transfer rates for both reads and writes under optimal conditions.
Q
What is the rated annual workload for the EXOS X18 HDD?
A
It supports a 550 TB/year workload rating, making it suitable for heavy enterprise and cloud storage applications.
Q
What is the MTBF (Mean Time Between Failures) of the ST18000NM001J?
A
The drive is rated for 2.5 million hours MTBF, reflecting high reliability in 24/7 enterprise environments.
Q
What power consumption can I expect from this 18 TB HDD?
A
Typical operating power is 8.9 W during read/write and 5.3 W at idle, optimizing energy efficiency in large arrays.
Q
Is the EXOS X18 ST18000NM001J compatible with RAID configurations?
A
Yes. Its workload rating, error recovery controls, and vibration tolerance make it RAID-ready for enterprise systems.
Q
What environmental specifications does this drive support?
A
It operates between 0 °C and 60 °C and withstands non-operating temperatures from –40 °C to 70 °C.
Q
What are the shock and vibration tolerances of the ST18000NM001J?
A
It can tolerate 70 Gs of shock (non-operating) and supports 2.5 Grms operating vibration for robust data center use.
Q
What warranty does Seagate offer for the EXOS X18 HDD?
A
Seagate provides a 5-year limited warranty along with optional data recovery services for enterprise deployments.
Q
Which use cases are ideal for the EXOS X18 18 TB drive?
A
It excels in hyperscale data centers, cloud storage, object stores, and cold/archive tiers requiring high capacity and reliability.
Q
How does the built-in encryption impact performance?
A
Hardware encryption incurs negligible overhead thanks to onboard AES-256 engines, preserving full drive performance.
Q
Can I hot-swap the ST18000NM001J in my server array?
A
Yes. The 3.5 inch SATA interface supports hot-plug capabilities in compliant rack-mount and tower servers.
Q
How do I integrate the EXOS X18 into my existing storage infrastructure?
A
Simply mount the 3.5 inch drive in a SATA-compatible bay, configure host BIOS/RAID settings, and initialize in your OS.
