Call a Specialist Today! 877-352-0547

Synology Expansion Unit RX1213sas
The Ultimate SAS & SATA Storage Solution

Synology RX1213sas

Sorry, this product is no longer available, Please, contact us for a replacement product!


Synology RX1213sas delivers an effortless storage capacity expansion solution for Synology RackStation RS10613xs+ by adding 12 drives on-the-fly while directly connected.

  • Plug-n-use design for seamless storage space upgrade
  • Redundant data paths & power supplies ensure service uptime
  • SATA, SAS, or SSD drives for flexible capacity and balanced performance
  • Managed with Synology DiskStation Manager (DSM)
  • Eligible for 5 Year Warranty Program

Storage Capacity Expansion

When storage capacity on the Synology RS10613xs+ reaches its limit, Synology RX1213sas provides an easy way to immediately scale up by additional 12 SATA, SAS, or SSD drives for flexibility and balanced performance. Volumes on the Synology RS10613xs+ can be expanded directly without having to reformat existing drives, ensuring that service on Synology RS10613xs+ continues during capacity expansion. Created as an independent volume, Synology RX1213sas provides an easy means of backing up Synology RS10613xs+.

Reliable Plug-n-Use Design

The Synology RS10613xs+ securely connects to the Synology RX1213sas through dual SAS cables to ensure maximum throughput and connection redundancy. Drives in the connected Synology RX1213sas can operate as though they were internal to Synology RS10613xs+, with no data–retrieval lag. Redundant power supplies also ensure continual service uptime. Synology RX1213sas is managed by Synology DiskStation Manager, with no additional software installation required.

Product Views:

Synology RX1213sas Synology RX1213sas Synology RX1213sas
Synology RX1213sas Synology RX1213sas Synology RX1213sas


Hardware Specifications:
Hardware Specifications
Internal HDD/SSD 12 x SATA/SAS 6Gb/s (hard drives not included)
Expansion Port 2 x In, 2 x Out
Hot Swappable HDD Yes
Volume Type Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10
Global Hot Spare Supported RAID Type RAID 1, RAID 5, RAID 6, RAID 10
Size (HxWxD) 88mm x 445mm x 570mm
Weight 14.385 kg
Fan 4 x System Fan (80 x 80 mm)
Power Recovery Sync with the connected RackStation
AC Input Power Voltage 100V to 240V
Power Frequency 50Hz to 60Hz, Single Phase
Operating Temperature 5°C to 35°C (40°F to 95°F)
Storage Temperature -10°C to 70°C (15°F to 155°F)
Relative Humidity 5% to 95%RH
Max Operating Altitude 6,500 fee
Power Consumption1 130.0W (Access), 59.0W (HDD Hibernation)
Supported Models RS10613xs+
Environment and Packaging
Environment RoHS Compliant
Package Content
  • Main Unit
  • User's Guide
  • Accessory Pack
  • AC Power Cord
  • Expansion Cable: eSATA
Certification FCC: Class A, CE: Class A
Warranty 3 years


Download the Synology RX1213sas Data Sheet (PDF).