Seagate · NAS
ST6000NE0021
IronWolf Pro 6TB
SATA 6 Gb/s · 3.5-inch
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An exact Amazon listing has not been verified for this model yet.
Compare alternatives ↓As an Amazon Associate I earn from qualifying purchases.The Seagate ST6000NE0021 is a 6TB IronWolf Pro hard drive for NAS storage, using SATA 6 Gb/s in a 3.5-inch form factor.
Manufacturer specifications
| Model number | ST6000NE0021 |
|---|---|
| Nominal capacity | 6 TB · 6000 GB |
| RPM | 7200 |
| Interface | SATA 6 Gb/s |
| Form factor | 3.5-inch |
| Rotational vibration sensors | Yes |
| Manufacturer limited warranty | 5 years (eligible new drives) |
Source: Seagate IronWolf Pro manufacturer specifications. Reviewed 2026-09-07. Published specifications, not our benchmark results.
What the specifications mean
- Rotational vibration sensors: Yes. Check the documented drive-bay limit for multi-drive enclosures.
Before ordering
Match ST6000NE0021, 6TB 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.
No verified exact-model ASIN is linked yet. This does not establish whether the model is currently available. Compare the alternatives below and check their listings.
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
WD6004FRYZ
6TB · SATA 6Gb/s · CMR
Compare with ST6000NE0021 →View on Amazon US ↗ASIN B0CVMYYJFQ · Check price and conditionWestern Digital · WD Red Plus
WD60EFPX
6TB · SATA 6 Gb/s · CMR
Compare with ST6000NE0021 →View on Amazon US ↗ASIN B0BDXQ61Z9 · Check price and conditionSeagate · IronWolf
ST6000VN001
6TB · SATA 6 Gb/s · CMR
Compare with ST6000NE0021 →View on Amazon US ↗ASIN B083JBZC5K · Check price and conditionST6000NE0021 questions answered
What connection does ST6000NE0021 need?
ST6000NE0021 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 ST6000NE0021 provide?
Its nominal capacity is 6000 GB, approximately 5587.9 GiB before formatting. The filesystem, reserved space and any RAID redundancy reduce usable capacity further.
What warranty is listed for ST6000NE0021?
Manufacturer specification: 5 years (eligible new drives). A renewed, used, OEM or imported offer can have different coverage. Check the serial number and seller terms before buying.