Seagate IronWolf Pro 20TB NAS Hard Drive
The Seagate IronWolf Pro ST20000NT001 20TB Hard Drive is a high-performance NAS and enterprise storage HDD designed for demanding 24×7 workloads. With 20TB capacity, 7200 RPM speed, 256MB cache and SATA 6Gb/s connectivity, it provides large-scale storage for businesses, professional users and multi-bay NAS systems.
The drive uses CMR (Conventional Magnetic Recording) technology for consistent performance and is optimized for RAID and multi-drive NAS environments with Seagate’s AgileArray technology and built-in Rotational Vibration (RV) sensors.
Key Features
- 20TB high-capacity storage
- 7200 RPM rotational speed
- 256MB cache
- SATA 6Gb/s interface
- CMR recording technology
- 3.5-inch internal hard drive
- Designed for 24×7 NAS operation
- Up to 550TB/year workload rating
- 2.5 million-hour MTBF
- AgileArray technology for multi-bay NAS systems
- Rotational Vibration sensors
- IronWolf Health Management support
- 5-year limited warranty
- 3-year complimentary Rescue Data Recovery Services
24×7 NAS Performance
The IronWolf Pro 20TB is built for continuous operation, making it suitable for NAS systems that need to remain accessible around the clock. Its high workload rating and enterprise-focused design support demanding data storage, sharing, backup and collaboration requirements.
CMR Technology
The drive uses CMR recording technology, providing consistent and reliable performance for NAS workloads. CMR is particularly suitable for RAID and multi-drive storage environments where sustained performance is important.
Optimized for Multi-Bay NAS
Seagate AgileArray technology combines dual-plane balancing and time-limited error recovery to help deliver reliable RAID performance. Built-in Rotational Vibration sensors help compensate for vibration in multi-drive NAS enclosures.
IronWolf Health Management
IronWolf Health Management provides prevention, intervention and recovery recommendations to help maintain drive and NAS system health. Supported NAS platforms can use these features to monitor storage conditions and improve reliability.
Enterprise-Class Reliability
The Seagate IronWolf Pro ST20000NT001 is rated for up to 550TB/year workload, with a 2.5 million-hour MTBF and a 5-year limited warranty, making it suitable for professional and enterprise NAS environments.
Basic Specifications
| Specification |
Details |
| Brand |
Seagate |
| Series |
IronWolf Pro |
| Model |
ST20000NT001 |
| Capacity |
20TB |
| Drive Type |
NAS / Internal Hard Drive |
| Interface |
SATA 6Gb/s |
| Recording Technology |
CMR |
| Rotation Speed |
7200 RPM |
| Cache |
256MB |
| Form Factor |
3.5-inch |
| Workload Rating |
Up to 550TB/year |
| MTBF |
2.5 Million Hours |
| Height |
26.11mm |
| Width |
101.85mm |
| Length |
146.99mm |
| Weight |
Approx. 1kg |
| Warranty |
5 Years |
Ideal for NAS and Enterprise Storage
The Seagate IronWolf Pro ST20000NT001 20TB Hard Drive is an excellent choice for high-capacity NAS systems, RAID storage, business file servers, backup systems and professional storage environments requiring reliable 24×7 operation.
Compatibility: Designed primarily for compatible NAS and enterprise storage systems. Check your NAS manufacturer’s supported-drive list before purchase.
