Synology · Plus series
Synology RS422+
The Synology RS422+ is a 4-bay rackmount NAS built around the AMD Ryzen R1600 processor. Installed memory is 2 GB DDR4 ECC. Networking is 2 x 1GbE RJ-45.
- Drive bays
- 4
- Processor
- AMD Ryzen R1600
- Memory
- 2 GB DDR4 ECC
- Network
- 1GbE
Who it suits
A rackmount unit suits an office with a server rack or a comms room. It works well as the main file server or as a backup target for servers and PCs.
Synology RS422+ specifications
| Processor | AMD Ryzen R1600, 2-core, 2.6 GHz (burst 3.1 GHz) |
|---|---|
| Memory installed | 2 GB DDR4 ECC |
| Drive bays | 4 x 3.5" SATA HDD or 2.5" SATA SSD |
| Network ports | 2 x 1GbE RJ-45 |
| USB ports | 1 x USB 3.2 Gen 1 |
| Expansion slots | 1 x Gen3 x2 network upgrade slot |
| HDMI | none |
| Form factor | Rackmount 1U |
| Size (H × W × D) | 44 x 478 x 327.5 mm |
| Weight | 4.38 kg |
| Power consumption | 37.93 W access / 13.43 W HDD hibernation |
| Noise level | 28.5 dB(A) |
| Power supply | 100 W |
| Warranty | 3 years |
Specifications from Synology's published data, checked October 2026. See the RS422+ on Synology's website. Confirm details before ordering.
Usable capacity by RAID level
How much space the RS422+ gives with typical drive sizes.
| RAID level | 4 × 4 TB | 4 × 8 TB | 4 × 12 TB | 4 × 16 TB | 4 × 20 TB |
|---|---|---|---|---|---|
| RAID 5 | 12 TB | 24 TB | 36 TB | 48 TB | 60 TB |
| RAID 6 | 8 TB | 16 TB | 24 TB | 32 TB | 40 TB |
| RAID 10 | 8 TB | 16 TB | 24 TB | 32 TB | 40 TB |
Space is shown before formatting; expect about 10% less in use. Larger systems are often split into more than one RAID group.
What we do with it
- Storage
NAS supply and installation
A right-sized Synology, QNAP or Asustor unit with the drives, RAID level and network setup your office needs.
- Backup
Automatic backup setup
Scheduled backups of PCs, servers and shared folders to the NAS, with an off-site copy, so nobody has to remember to do it.
- Versions
Ransomware protection for NAS
Point-in-time snapshots and protected copies that let you roll a folder back to how it was before an attack or a mistake.
- Move
Data migration
We move your files, users and permissions from old servers, external drives or an ageing NAS.
Questions about the RS422+
How much usable storage does the RS422+ give?
It depends on the drives and the RAID level. With 4 × 8 TB drives in RAID 5 you get about 24 TB before formatting. The capacity table on this page shows other combinations.
Does the RS422+ have 10GbE?
Not built in. Its ports are 2 x 1GbE RJ-45. It has an expansion slot, which can take a faster network card where Synology lists one for this model.
What warranty does the RS422+ have?
Synology lists a hardware warranty of 3 years for this model.
Do you supply the RS422+ with drives and installation?
Yes. We supply it with compatible drives fitted, configured and tested, and can install it at your office. Ask for a quote on this page.
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