Add 12 bays to your DiskStation on the flyUse Synology Expansion Unit DX1222 to add 12 additional bays to your deployment while keeping your storage and services online and uninterrupted.Fast setupYour additional storage will be ready to use in a matter of moments after you connect it to your host NAS.1 Online volume expansion enables you add a new volume or expand RAID volumes without reformatting drives through DiskStation Manager (DSM).Optimize with Synology drivesEnsure high reliability and performance on your expansion unit with Synology drives that are designed to be a perfect fit.Centrally manage all your drivesBenefit from unified drive management after connecting the DX1222 to your primary NAS. Maintenance, monitoring, and administration of drives on both units is simple with Synology DSM.
Storage | |
Storage drive size: | 2.5/3.5" |
Supported storage drive interfaces: | Serial ATA, Serial ATA II, Serial ATA III |
Number of storage drives supported: | 12 |
Hot-swap: | ![]() |
Maximum storage capacity: | 192 TB |
Ports & interfaces | |
USB connectivity: | ![]() |
Design | |
Product type: | HDD/SSD enclosure |
Product colour: | Black |
Number of fans: | 2 fan(s) |
Fan diameter: | 12 cm |
Certification: | UL FCC CE BSMI UKCA EAC VCCI RCM KC |
Performance | |
Noise level: | 24.6 dB |
Country of origin: | Taiwan |
Power | |
Power source type: | AC |
AC adapter input voltage: | 100 - 240 V |
AC adapter frequency: | 50/60 Hz |
Operational conditions | |
Operating temperature (T-T): | 0 - 40 °C |
Storage temperature (T-T): | -20 - 60 °C |
Operating relative humidity (H-H): | 5 - 95% |
Storage relative humidity (H-H): | 5 - 95% |
Weight & dimensions | |
Width: | 300 mm |
Depth: | 340 mm |
Height: | 270 mm |
Weight: | 9.02 kg |
Packaging content | |
Cables included: | AC |
Manual: | ![]() |
Logistics data | |
Harmonized System (HS) code: | 84733080 |