The Seagate ST22000NT001 is a 22TB internal hard drive from the IronWolf Pro family, designed for high-capacity network-attached storage (NAS) environments. It features a 3.5-inch form factor, 7200 RPM spindle speed, 512MB cache, and a SATA 6Gb/s interface. With conventional magnetic recording (CMR), helium-sealed construction, and rotational vibration sensors, it is designed for demanding multi-drive storage systems.
Key Features
- 22TB storage capacity: Provides substantial space for shared files, backups, media libraries, and other large data collections.
- 7200 RPM performance: Supports responsive data access for compatible NAS and storage systems.
- 512MB cache: Helps manage data operations and transfer workloads.
- CMR recording technology: Uses conventional magnetic recording for supported NAS storage workloads.
- NAS-focused design: Includes rotational vibration sensors and helium-sealed construction for multi-drive storage environments.
Typical Applications
- Compatible network-attached storage systems
- Centralized business file storage
- Large media libraries and content repositories
- Backup and archive storage systems
- Multi-bay NAS installations
Technical Specifications
| Brand | Seagate |
|---|
| Part Number / MPN | ST22000NT001 |
|---|
| Product Type | Internal NAS Hard Disk Drive |
|---|
| Product Family | IronWolf Pro |
|---|
| Capacity | 22TB |
|---|
| Form Factor | 3.5-inch |
|---|
| Spindle Speed | 7200 RPM |
|---|
| Cache | 512MB |
|---|
| Interface | SATA 6Gb/s |
|---|
| Recording Technology | CMR |
|---|
| Drive Design | Helium-sealed |
|---|
| Rotational Vibration Sensors | Yes |
|---|
| Maximum Sustained Transfer Rate | Up to 285MB/s |
|---|
| Logical Sector Format | 512e |
|---|
| Workload Rate Limit | 550TB per year |
|---|
| MTBF | 2.5 million hours |
|---|
| Limited Warranty | 5 years, subject to manufacturer terms |
|---|
Compatibility and Installation
This drive is intended for NAS and storage systems that support 3.5-inch SATA hard drives. Before purchasing, confirm that your NAS or storage controller supports 22TB drives and that the enclosure provides adequate physical clearance, power, and cooling.
DC Supplies Product Note
Verify the exact model number ST22000NT001 when purchasing or replacing a drive. Do not confuse this 22TB IronWolf Pro model with other IronWolf or IronWolf Pro capacities, as specifications can differ between models.
Frequently Asked Questions
What is the capacity of the Seagate ST22000NT001?
The drive provides 22TB of rated storage capacity.
Can this drive be used in a NAS?
Yes. It is designed for compatible NAS storage environments. Check your NAS manufacturer's supported drive list and maximum capacity before installation.
Does it use SATA or SAS?
This model uses a SATA 6Gb/s interface, not SAS.
What recording technology does it use?
It uses conventional magnetic recording (CMR).
What is the maximum sustained transfer rate?
The manufacturer's specifications list a maximum sustained transfer rate of up to 285MB/s. Actual performance varies with system configuration and workload.
