Seagate · NAS
ST4000VN006
IronWolf 4TB
SATA 6 Gb/s · 3.5-inch · CMR
Exact Amazon US product
$189.99
View on Amazon US ↗New listing · ASIN B09NHV3CK9
Price as of Sep 12, 2026 11:44 UTC
The Seagate ST4000VN006 is a 4TB IronWolf hard drive for NAS storage, using SATA 6 Gb/s in a 3.5-inch form factor.
Manufacturer specifications
| Model number | ST4000VN006 |
|---|---|
| Nominal capacity | 4 TB · 4000 GB |
| RPM | 5400 |
| Interface | SATA 6 Gb/s |
| Recording | CMR |
| Cache (MB) | 256 |
| Form factor | 3.5-inch |
| Load/unload cycles | 600000 |
| Average idle power (W) | 3.2 |
| Power-on hours per year | 8760 |
| Workload rating (TB/year) | 180 |
| Average operating power (W) | 3.7 |
| Rotational vibration sensors | Yes |
| Manufacturer limited warranty | 3 years (eligible new drives) |
| Sustained transfer (up to MB/s) | 202 |
Source: Seagate IronWolf manufacturer specifications, pages 3. Reviewed 2026-09-07. Published specifications, not our benchmark results.
What the specifications mean
- CMR recording is specified for this exact model. Check enclosure support and workload limits before installing it in an array.
- Up to 202 MB/s sustained transfer, as specified by the manufacturer. This is not a measured game-loading or random-I/O result.
- 180 TB/year workload rating. This is a workload limit, not a promise of drive lifespan or a backup guarantee.
- Rotational vibration sensors: Yes. Check the documented drive-bay limit for multi-drive enclosures.
Before ordering
Match ST4000VN006, 4TB and SATA 6 Gb/s against the selected offer. Check your system’s exact-model compatibility list and the seller’s warranty and return terms.
Amazon US listings
Exact model matches on Amazon.com. A verified ASIN identifies the product; it does not guarantee current stock. Check the selected variant, condition and seller.
Amazon US · ASIN B09NHV3CK9
$189.99 · as of Sep 12, 2026 11:44 UTC
Amazon US · ASIN B09NHV3CK9
Amazon US · ASIN B09RMRKC9P
Amazon US · ASIN B09T74CSCW
Amazon US · ASIN B0B59GWXNC
Same-capacity alternatives with Amazon US links
These models share the drive type, interface class and capacity. Compare their specifications and your system requirements before choosing a replacement.
Western Digital · WD Gold
WD4004FRYZ
4TB · SATA 6Gb/s · CMR
Compare with ST4000VN006 →View on Amazon US ↗ASIN B0CVN4W5TB · Check price and conditionWestern Digital · WD Red Plus
WD40EFZZ
4TB · SATA 6Gb/s · CMR
Compare with ST4000VN006 →View on Amazon US ↗ASIN B0FY2N485X · Check price and conditionWestern Digital · WD Red Pro
WD4003FFBX
4TB · SATA 6Gb/s · CMR
Compare with ST4000VN006 →View on Amazon US ↗ASIN B07SKWFDY2 · Check price and conditionST4000VN006 questions answered
Is ST4000VN006 CMR or SMR?
The manufacturer lists CMR recording for ST4000VN006. Other models and capacities in the same family can differ.
What connection does ST4000VN006 need?
ST4000VN006 uses SATA 6 Gb/s and a 3.5-inch form factor. Match both with the computer, controller or enclosure. An M.2 slot, 2.5-inch bay and 3.5-inch bay are not interchangeable.
How much usable space does ST4000VN006 provide?
Its nominal capacity is 4000 GB, approximately 3725.3 GiB before formatting. The filesystem, reserved space and any RAID redundancy reduce usable capacity further.
What warranty is listed for ST4000VN006?
Manufacturer specification: 3 years (eligible new drives). A renewed, used, OEM or imported offer can have different coverage. Check the serial number and seller terms before buying.