Compatible hard drives for Synology RS1626xs+
29 drives are on Synology's official compatibility list (HCL) for the RS1626xs+, read from synology.com on 2026-10-28. The largest supported drive in this list is 24 TB — that is the practical ceiling for a full RS1626xs+ build.
Full RS1626xs+ compatibility list
Grouped by drive model. "Max" shows the largest capacity Synology lists; multiple sizes are available per model number where listed separately.
| Drive | Brand | Line | Class | Type | Max listed |
|---|---|---|---|---|---|
| HAT5320-24T | Synology | HAT5320 | Enterprise | 3.5" SATA HDD | 24 TB |
| HAT5310-20T | Synology | HAT5310 | Enterprise | 3.5" SATA HDD | 20 TB |
| HAT5320-20T | Synology | HAT5320 | Enterprise | 3.5" SATA HDD | 20 TB |
| HAT5310-18T | Synology | HAT5310 | Enterprise | 3.5" SATA HDD | 18 TB |
| HAT5300-16T | Synology | HAT5300 | Enterprise | 3.5" SATA HDD | 16 TB |
| HAT5310-16T | Synology | HAT5310 | Enterprise | 3.5" SATA HDD | 16 TB |
| HAT5300-12T | Synology | HAT5300 | Enterprise | 3.5" SATA HDD | 12 TB |
| HAT5300-8T | Synology | HAT5300 | Enterprise | 3.5" SATA HDD | 8 TB |
| HAT5310-8T | Synology | HAT5310 | Enterprise | 3.5" SATA HDD | 8 TB |
| HAT5320-8T | Synology | HAT5320 | Enterprise | 3.5" SATA HDD | 8 TB |
| SAT5210-7000G | Synology | SAT5210 | Enterprise | 2.5" SATA SSD | 7 TB |
| HAT5300-4T | Synology | HAT5300 | Enterprise | 3.5" SATA HDD | 4 TB |
| HAT5320-4T | Synology | HAT5320 | Enterprise | 3.5" SATA HDD | 4 TB |
| SAT5200-3840G | Synology | SAT5200 | Enterprise | 2.5" SATA SSD | 3.84 TB |
| SAT5210-3840G | Synology | SAT5210 | Enterprise | 2.5" SATA SSD | 3.84 TB |
| SAT5220-3840G | Synology | SAT5220 | Enterprise | 2.5" SATA SSD | 3.84 TB |
| SAT5221-3840G | Synology | SAT5221 | Enterprise | 2.5" SATA SSD | 3.84 TB |
| SAT5200-1920G | Synology | SAT5200 | Enterprise | 2.5" SATA SSD | 1.92 TB |
| SAT5210-1920G | Synology | SAT5210 | Enterprise | 2.5" SATA SSD | 1.92 TB |
| SAT5220-1920G | Synology | SAT5220 | Enterprise | 2.5" SATA SSD | 1.92 TB |
| SAT5221-1920G | Synology | SAT5221 | Enterprise | 2.5" SATA SSD | 1.92 TB |
| SAT5200-960G | Synology | SAT5200 | Enterprise | 2.5" SATA SSD | 960 GB |
| SAT5210-960G | Synology | SAT5210 | Enterprise | 2.5" SATA SSD | 960 GB |
| SAT5220-960G | Synology | SAT5220 | Enterprise | 2.5" SATA SSD | 960 GB |
| SAT5221-960G | Synology | SAT5221 | Enterprise | 2.5" SATA SSD | 960 GB |
| SAT5200-480G | Synology | SAT5200 | Enterprise | 2.5" SATA SSD | 480 GB |
| SAT5210-480G | Synology | SAT5210 | Enterprise | 2.5" SATA SSD | 480 GB |
| SAT5220-480G | Synology | SAT5220 | Enterprise | 2.5" SATA SSD | 480 GB |
| SAT5221-480G | Synology | SAT5221 | Enterprise | 2.5" SATA SSD | 480 GB |
For a full 24TB+ build on RS1626xs+
Enterprise lines (Seagate Exos, WD Ultrastar, Toshiba MG) are the only drives listed at the top of the capacity range. They are built for RAID duty and 7200RPM sustained writes — what a full-bay RS1626xs+ actually needs: