Western Digital Ultrastar C10K1800 900GB

Enterprise HDD

Part number HUC101890CS4204 - 0B31234 · Ultrastar C10K1800 series · 2.5" SAS HDD. If your machine is listed below, this drive is officially supported — not a forum workaround.

Ultrastar C1NAS HARD DRIVE3.5" SATA HDDWESTERN DIGITAL

Check HUC101890CS4204 price on Amazon  partner link

6
Compatible NAS models
6 Syn · 0 QNAP · 0 Asus · 0 TM
By vendor
900 GB
Listed capacity
Western Digital
Manufacturer
3-2-1 cold backup fit

No series-level recording rating is on file for this part number yet — check the exact model for CMR vs SMR before buying it as a large cold copy (SMR is the one trait that makes a 16 TB+ backup copy painfully slow). The 3-2-1 guide and the backup tools encyclopedia cover what to schedule it with.

Compatibility verdict

It appears on the official compatibility lists of 6 machines and series — 6 Synology. This is a Enterprise-class drive: rated for heavier sustained workloads than desktop drives. It is a strong pick for a NAS running 24/7, large-array rebuilds or camera workloads, and enterprise lines are also the drives most widely listed across all five vendors' HCLs. No series-level recording rating is on file for this part number yet, so check CMR vs SMR on the exact model before buying for an array.

Compatible NAS models

Synology FS2017 See its full HCL → Synology FS3017 See its full HCL → Synology FS3400 See its full HCL → Synology RS10613xs+ See its full HCL → Synology RS18016xs+ See its full HCL → Synology RS18017xs+ See its full HCL →

Same-capacity alternatives

Other drives listed at 900 GB capacity, ranked by how many machines list them:

Toshiba AL14SXB90EE 8 machines · AL14SXBxxEx Toshiba AL14SEB09EQ 7 machines · AL14SEB**E* Western Digital HUC101890CS4200 - 0B27975 6 machines · Ultrastar C10K1800 Seagate ST900MP0146 3 machines · Exos 15E900 Toshiba AL14SEB090N 2 machines · Seagate ST900MM0018 2 machines · Enterprise Performance 10K HDD Western Digital HUC109090CSS600 - 0B26014 1 machines · Ultrastar C10K900 Western Digital WD9001BKHG 1 machines · Xe

Quick answers

Is the HUC101890CS4204 - 0B31234 officially compatible with my NAS?

It appears on the official compatibility lists of 6 machines and series — 6 Synology. Every machine page linked below shows the vendor's own list entry, refreshed daily.

Is the HUC101890CS4204 - 0B31234 a good NAS drive?

This is a Enterprise-class drive: rated for heavier sustained workloads than desktop drives. It is a strong pick for a NAS running 24/7, large-array rebuilds or camera workloads, and enterprise lines are also the drives most widely listed across all five vendors' HCLs. No series-level recording rating is on file for this part number yet, so check CMR vs SMR on the exact model before buying for an array.

Can I use the HUC101890CS4204 - 0B31234 for a 3-2-1 cold backup copy?

No series-level recording rating is on file for this part number yet — check the exact model for CMR vs SMR before buying it as a large cold copy (SMR is the one trait that makes a 16 TB+ backup copy painfully slow). The 3-2-1 guide and the backup tools encyclopedia cover what to schedule it with.

What are alternatives to the HUC101890CS4204 - 0B31234?

At the same capacity, the most widely listed alternatives are Toshiba AL14SXB90EE (8 machines), Toshiba AL14SEB09EQ (7 machines), Western Digital HUC101890CS4200 - 0B27975 (6 machines). The full ranked list is below.