Seagate
Seagate IronWolf Pro 4TB NAS Hard Drive
Best reliable storage for continuous network operation.
Engineered for demanding 24x7 operations, this 4TB internal hard drive is ideal for multi-bay NAS environments. It delivers efficient data transfer with a 7200 RPM speed and a 128MB cache, supporting creative professionals and businesses. Featuring a SATA III 6 Gb/s interface, it boasts an impressive 1.2 million hours MTBF. Enhanced reliability is ensured through AgileArray optimization and RV mitigation, backed by a 5-year warranty and a 2-year data recovery service for complete peace of mind.
$144.99
More IronWolf Pro Options
Seagate IronWolf Pro 12TB
$365.32
Seagate ST20000NT001 IronWolf Pro HSO 20TB Internal HDD
$569.99
Seagate IronWolf Pro ST32000NT000 Hard Drive
$899.99
Seagate IronWolf Pro 14TB
$438.00
Seagate IronWolf Pro ST24000NT002 24TB Internal Hard Drive
$627.84
Seagate ST14000NT001 IronWolf Pro HSL 14TB Internal HDD
$469.99
Seagate ST6000NT001 IronWolf Pro 6TB Internal HDD
$276.35
Owner Satisfaction
4.5
/ 5
Category Rank
691
/ 4126
#691 in Hard Drives
Price vs Category Average
-73%
Below average
Drive Capacity
4.0
/ TB
Who it's for
- Small businesses and prosumers needing always-on data access.
- Professionals and teams requiring fast, stable data access.
- Users prioritizing peace of mind and robust data security.
Who should skip it
- Budget-conscious home users or those with basic storage needs.
- Users sensitive to noise or seeking silent storage solutions.
- Eco-conscious users or those with limited power budgets.
Performance breakdown
NAS Optimization
AgileArray technology ensures seamless performance in multi-drive storage environments.
Data Reliability
High MTBF and robust vibration mitigation minimize the risk of failure.
Transfer Speed
7200 RPM spindle speed delivers consistent throughput for demanding creative workflows.
Operational Endurance
Engineered for constant 24x7 uptime in high-traffic server settings.
Data Protection
Includes a comprehensive rescue service for added peace of mind.
Acoustic Profile
Quiet operation makes it suitable for home or small office environments.
Key Specs
Drive Capacity
4.0 TB
Cache Memory
128 MB
Interface
SATA III (6 Gb/s)
Maximum Read Speed
214 MB/s
Drive Type
HDD
Form Factor
3.5 Inch
Spindle Speed (RPM)
7200 RPM
Mean Time Between Failures (MTBF)
1.2 Million Hours
Know before you buy
Yes, the IronWolf Pro is specifically engineered for 24/7 operation in NAS environments, making it an excellent choice for SOHO and SME users who need reliable, continuous performance.
In NAS enclosures with multiple drives, vibrations can degrade performance and longevity. The built-in RV sensors actively detect and compensate for these vibrations to maintain consistent data transfer speeds and protect the drive's health.
This drive comes with a 2-year data recovery service plan. If your drive experiences a mechanical failure or data loss, you can send it to Seagate’s professional recovery lab to attempt data retrieval.
While you can technically install it in a desktop, it is optimized for NAS environments. It is a 7200 RPM drive designed for high-workload, multi-user scenarios, so it may be louder and consume more power than a standard consumer-grade desktop hard drive.
IHM is a software suite integrated into compatible NAS systems that monitors the drive's health. It provides preventative analysis, intervention, and recovery options to help you identify potential issues before they lead to data loss.
This is a standard 3.5-inch SATA III hard drive, so it is compatible with the vast majority of NAS enclosures that support SATA interfaces. However, you should check your NAS manufacturer's compatibility list to ensure the specific drive model is verified for your enclosure.
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