The Seagate IronWolf Pro 20TB NAS is a 20TB SATA-6G HDD in new condition. It is in stock at $879.99 - $44.00/TB.
Where this listing sits: every 20TB hard drive · 20TB SATA drives · Seagate 20TB SATA — each page is the live ranking for that slice of the catalogue.
Part number: ST20000NT001 — decoded, with sibling variants and the warranty check.
| Drive | Interface | Cond | $/TB | Price | |
|---|---|---|---|---|---|
| WD Ultrastar 20TB SATA WUH722020ALE604 | SATA-6G | Refurb | $31.50 | $630.00 | Buy on Amazon |
| MDD 20TB SATA 7200RPM NAS | SATA-6G | Refurb | $32.50 | $649.99 | Buy on Amazon |
| MDD 20TB SATA 7200RPM NAS | SATA-6G | New | $32.50 | $649.99 | Buy on Amazon |
| WD Red Pro 20TB WD202KFGX | SATA-6G | Refurb | $42.25 | $845.00 | Buy on Amazon |
All 20TB drives we track, ranked by cost per terabyte.
CMRSource: Seagate IronWolf Pro 3.5 HDD Data Sheet DS2129.4-2311US Recording technology for this model
Part of the Seagate line we track.
The Seagate IronWolf Pro 20TB NAS is a 20TB SATA-6G enterprise drive at $44.00/TB - Verify recording technology before use in RAID. New unit with full 5-year warranty.
Recording technology: Seagate documents CMR for the IronWolf Pro family; this part number is not named individually. A family can ship more than one recording method, so treat this as the family's answer rather than a verified answer for this drive.
Against every other drive we have an in-stock price for today, this one is cheaper per tb than 34% of them (83 of 244). The cheapest we can currently buy is $14.99/TB; the middle of the market is $37.90/TB.
These are third-party figures about the retail market as a whole, quoted and dated. They are not our own measurements and they do not describe this specific drive.
Resolved against manufacturer compatibility lists we read and dated, capped at 4. Vendor-listed means the manufacturer names this exact part number; fit-verified is our own check of form factor, interface and recording technology against a published requirement. Neither is a guess, and a drive the registry cannot resolve shows nothing here rather than a maybe. How compatibility actually works
Yes. At our last check it was $879.99 ($44.00 per terabyte at its 20TB capacity), sold new under ASIN B0B94MF4LP. Amazon sets the final price at checkout.
This listing (ST20000NT001, ASIN B0B94MF4LP) carries no renewed, recertified, refurbished or pulled claim in its title, and Amazon reports it as new. On this site that is what "new" means: sold as factory-new. The stored warranty on this row is 5 years, as the listing states it.