Description
The Seagate Exos X20 ST18000NM003D 18TB enterprise hard drive is engineered for hyperscale data centers and storage systems that demand maximum performance, capacity, and reliability. With advanced CMR technology, 285 MB/s max read speeds, and a 7200RPM spindle speed, this drive ensures dependable performance for large-scale data applications, video surveillance, and cloud environments.
The helium-sealed design reduces weight and power consumption while Seagate Secure™ features deliver advanced data protection and secure, cost-effective retirement. This bulk 20-pack is ideal for IT administrators and enterprises requiring petabyte-scale storage efficiency.
| Category | Details |
|---|---|
| Manufacturer | Seagate Technology |
| Brand | Seagate |
| Product Line | Exos |
| Series | X20 |
| Model | ST18000NM003D |
| Packaged Quantity | 20 |
| Product Type | Internal Hard Drive |
| Storage Capacity | 18 TB per drive |
| Recording Technology | Conventional Magnetic Recording (CMR) |
| Disk Format | 512e/4Kn |
| Spindle Speed | 7200 RPM |
| Buffer/Cache | 256 MB |
| Max Read Transfer Rate | 285 MB/s |
| Max Write Transfer Rate | 272 MB/s |
| Random 4KB Read IOPS | 168,000 |
| Random 4KB Write IOPS | 550,000 |
| Drive Interface | SATA 6Gb/s (SATA/600) |
| Hot Pluggable | Yes |
| Device Supported | Video Surveillance Systems, Storage Systems |
| Form Factor | 3.5" |
| Dimensions (HxWxD) | 1" x 4" x 5.8" |
| Weight (Each) | 1.48 lbs |
| Shipping Weight (20pk) | 33 lbs |
| Security Features | Seagate Secure™, PowerBalance™ Technology |
| Condition | New and Factory Fresh |
Payment & Security
Your payment information is processed securely, and we do not store credit card details or access your credit card information.
Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
A decade of delivery — trusted by 275+ clients across industries
