Toshiba · NAS
MN11ACA20TS
N300 20TB
SATA 6 Gb/s · 3.5-inch · CMR
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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 Toshiba MN11ACA20TS is a 20TB N300 hard drive for NAS storage, using SATA 6 Gb/s in a 3.5-inch form factor.
Manufacturer specifications
| Model number | MN11ACA20TS |
|---|---|
| Nominal capacity | 20 TB · 20000 GB |
| RPM | 7200 |
| Interface | SATA 6 Gb/s |
| Recording | CMR |
| Form factor | 3.5-inch |
| Package / region | Bulk / EMEA |
| Workload rating (TB/year) | 180 |
| Manufacturer limited warranty | 3 years (eligible new drives) |
Source: Toshiba N300 manufacturer specifications. 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.
- 180 TB/year workload rating. This is a workload limit, not a promise of drive lifespan or a backup guarantee.
Before ordering
Match MN11ACA20TS, 20TB 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
WD203KRYZ
20TB · SATA 6Gb/s · CMR
Compare with MN11ACA20TS →View on Amazon US ↗ASIN B0DF9FK544 · Check price and conditionWestern Digital · WD Red Pro
WD201KFGX
20TB · SATA 6Gb/s · CMR
Compare with MN11ACA20TS →View on Amazon US ↗ASIN B09TBF6GHJ · Check price and conditionSeagate · Exos X24
ST20000NM002H
20TB · SATA 6 Gb/s
Compare with MN11ACA20TS →View on Amazon US ↗ASIN B0CN5LH117 · Check price and conditionMN11ACA20TS questions answered
Is MN11ACA20TS CMR or SMR?
The manufacturer lists CMR recording for MN11ACA20TS. Other models and capacities in the same family can differ.
What connection does MN11ACA20TS need?
MN11ACA20TS 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 MN11ACA20TS provide?
Its nominal capacity is 20000 GB, approximately 18626.5 GiB before formatting. The filesystem, reserved space and any RAID redundancy reduce usable capacity further.
What warranty is listed for MN11ACA20TS?
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.