Synology RackStation RX1213sas

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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+.

NAS Servers No. of Applicable Expansion Unit(s) Max. No. of HDDs
X8 unit 106 pcs

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.

rail kit


  • Internal HDD/SSD : 3.5″ or 2.5″ SATAII/SATAIII/SAS X12 (Hard drive not included)
  • Expansion Port: In X 2, Out X 2
  • 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
  • Rail Kit: Synology 2U Rail Kit Sliding (optional)
  • System Fan: 80x80mm X 4
  • Noise Level: 54.6 dB(A)1
  • 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
  • Supported Models2: RS10613xs+
  • Easy Replacement System Fan

Power Consumption

  • 130.0W (Access), 59.0W (HDD Hibernation)3

RAID Management

  • Managed through the Synology DSM


  • FCC: Class A
  • CE: Class A


  • RoHS Compliant

Package Content

  • RX1213sas Main Unit
  • User’s Guide
  • Assembling Kit
  • AC Power Cord x2
  • Expansion Cable x2
  • Optional Accessories
  • Remote
  • Camera license pack
  • Disk holder C
  • Rail Kit
  • VS80


  • 3 years

1. Noise Level Testing Environment: Fully loaded with Seagate 1TB ST31000520AS hard drive(s) in idle; Two G.R.A.S. Type 40AE microphones, each set up at 1 meter away from the Synology NAS front and rear; Background noise: 16.7 dB(A); Temperature: 24.9˚C; Humidity: 56.5%
2. For info about newest supported models, please visit for the latest information.
3. Measured with 12 Western Digital® 2TB WD2002FYPS hard drive. The figures could vary on different environments