12x 2.5/3.5″ SAS/SATA HDD/SSD, 100-240V AC, 88x482x724 mm
Synology RX1222sas. Product type: HDD/SSD enclosure. Number of storage drives supported: 12, Storage drive size: 2.5/3.5″, Supported storage drive interfaces: SAS, Serial ATA, Serial ATA II, Serial ATA III, Maximum storage capacity: 192 TB, Hot-swap. Rack mounting, Rack capacity: 2U, Product colour: Black
Accommodate massive storage growth
Expand your Synology rackmount SAS storage 12 bays at a time, for up to 84 additional 3.5″/2.5″ SAS/SATA drives with a maximum of seven Synology RX1222sas expansion units.1 Add volumes when and where needed without interrupting services, thanks to Synology DiskStation Manager (DSM)’s online volume expansion and powerful volume management options.
Easy setup and management
Connect the RX1222sas through the included expansion cable and start managing the additional storage in minutes with Storage Manager and other intuitive tools in Synology DSM. Online volume expansion enables you to add a new volume or expand RAID volumes without reformatting drives.
Fast and stable with Synology drives
Achieve higher levels of reliability with Synology’s SAS and SATA enterprise drives. Backed by hundreds of thousands of hours of rigorous testing, they ensure maximum integration and optimal performance when paired with your Synology deployment.
Built with service uptime in mind
RX1222sas’s hot-swappable drive trays, fans, and power supplies reduce the impact of maintenance on service availability, while the redundant power supply units keep your system online even in case one power source fails.
| Depth | 482 mm |
|---|---|
| Storage relative humidity (H-H) | 5 – 95% |
| Certification | FCC |
| Height | 88 mm |
| Hot-swap | Yes |
| Width | 724 mm |
| Cables included | AC |
| Weight | 13.5 kg |
| Operating temperature (T-T) | 0 – 35 °C |
| Operating relative humidity (H-H) | 5 – 95% |
| Storage temperature (T-T) | -20 – 60 °C |
| Product colour | Black |
| Fan diameter | 8 cm |
| Number of fans | 4 fan(s) |
| Rack capacity | 2U |
| pa_built-in-camera | Yes |
| Number of storage drives supported | 12 |
| Manual | Yes |
| USB connectivity | No |
| Power source type | AC |
| AC adapter frequency | 50/60 Hz |
| AC adapter input voltage | 100 – 240 V |
| Noise level | 54.5 dB |
| Maximum storage capacity | 192 TB |
| Sustainability certificates | RoHS |
| Harmonized System (HS) code | 84733080 |
Below you’ll find alternative models, suitable software and services that pair with this solution – helping you to avoid compatibility issues, reduce support overhead and deploy with confidence.
Not all deployments fit standard configurations. If you’re weighing up options or want a second opinion on your setup, our team is here to help with honest, straightforward advice backed by decades of vendor knowledge.
