Description
Key Specifications
| Spec | Detail |
|---|---|
| Model | Seagate IronWolf ST4000VN006 |
| Capacity | 4 TB |
| Form Factor | 3.5-inch |
| Interface | SATA III (6 Gb/s) |
| Rotation Speed (Spindle) | 5,400 RPM |
| Cache / Buffer | 256 MB |
| Sustained Transfer Rate | 202 MB/s (outer diameter) |
| Workload Rating | Up to 180 TB/year |
| MTBF (Mean Time Between Failures) | 1,000,000 hours |
| Error Rate (Non-Recoverable Read Errors) | 1 per 10¹⁴ bits read |
| Load / Unload Cycles | 600,000 |
| Power Consumption | Active / Idle / Standby: 4.8 W active; 3.96 W idle; 0.5 W in sleep/standby modes . |
| Physical Dimensions | 147.0 mm × 101.85 mm × 20.2 mm; Weight 490 g |
| Operating Temperature Range | 0 °C to 65 °C |
| Warranty | 3 years limited |
Key Features / What It’s Good For
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NAS-optimized design — Has features like Agile Array, rotational vibration (RV) sensors, dual-plane balancing, and Error Recovery Control, which help reliability in multi-bay NAS enclosures.
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24×7 operation ready — Designed for continuous use. Its workload rating supports frequent read/write across the year.
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Good balance of capacity, reliability and power usage — Given 4 TB, 5400 RPM, it’s more power‐efficient and quieter than many 7200 RPM drives, while still offering good throughput for NAS/backup/storage use.
Limitations / What to Be Aware Of
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Lower performance vs 7200 RPM drives — For very high random I/O loads, or very fast sequential access (e.g. video editing directly from the drive), a 7200 RPM or SSD would deliver better performance.
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Not for very high performance applications — If your workload includes lots of small files, frequent write bursts, or database use, this drive may lag vs faster HDDs or SSDs.
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Warranty only 3 years — Typical for this class, but if you want extended protection or usage in harsh conditions, that may be a point to consider.
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Potential for counterfeit/fake units — Some reports (especially from forums) of counterfeit Seagate IronWolf drives, especially from less-trusted sellers. Always check serials, model numbers, verify with Seagate’s tools when possible.
Use-Case Fit / When It Makes Sense
This drive is a strong fit if:
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You have a 1-8 bay NAS and want reliable storage for backups, media streaming, file serving etc.
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You prefer lower noise, lower heat, and lower power usage over maximum speed.
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You want something robust for always-on usage without spending top dollar on enterprise drives.
It may be less suitable if:
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Your usage needs very fast throughput (e.g. editing 4K/8K videos directly, heavy virtualization I/O).
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You need enterprise-grade durability or very large multi-year warranty.
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You need blazing start-up performance or very low latency — there SSDs or hybrid options might be much better.
Reviews
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