Synology RX1222sas 12-Bay SAS Storage Expansion Unit

Category - Expansion Unit
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Synology RX1222sas – 12-Bay Rackmount Expansion Unit

The Synology RX1222sas is a high-capacity 12-bay rackmount expansion unit designed to extend the storage capacity of compatible Synology rackmount NAS and enterprise servers. With SAS connectivity, hot-swappable drive bays, and redundant power supplies, it provides reliable and scalable storage expansion for data centers, virtualization environments, and enterprise backup systems.

 

Hardware Specifications

Applied Models

Supports creating volumes across different units
  • FS series:FS6400, FS3600, FS3400
  • SA series:SA3610, SA3600, SA3410, SA3400
  Notes
  • To have better performance, we recommend creating storage volumes physically located within the same NAS or Expansion Unit, rather than creating volumes across your NAS and Expansion Unit.
  • DSM version requirement: 6.2.4-25556 Update 3, 7.0.1-42218 Update 2 or later versions. (Learn more)

Storage

Drive Bays 12
  Drive Type (See all supported drives)
  • 3.5" SAS HDD
  • 2.5" SAS SSD
  • 3.5" SATA HDD
  • 2.5" SATA SSD
  Hot Swappable Drive*  
  RAID Management through Synology DSM  
  Notes
  • Synology only guarantees full functionality, reliability, and performance for Synology drives listed on the compatibility list. The use of non-validated components may limit certain functionality and result in data loss and system instability.
  • "Compatible drive type" indicates drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.

External Ports

SAS IN-port 1
  SAS OUT-port 1

Appearance

Size (Height x Width x Depth) 88 mm x 430.5 mm x 692 mm
  Size (Height x Width x Depth) (with server ears) 88 mm x 482 mm x 724 mm
  Weight 13.5 kg
  Rack Installation Support* 4-post 19" rack (Synology Rail Kit - RKS-02)
  Notes The rail kit is sold separately

Power

Power Supply Unit / Adapter 500 W
  AC Input Power Voltage 100V to 240V AC
  Power Frequency 50/60 Hz, Single Phase
  Power Consumption 194.4 W (Access)
82.56 W (HDD Hibernation)
  British Thermal Unit 663.48 BTU/hr (Access)
281.77 BTU/hr (HDD Hibernation)
  Redundant Power Supply  
  Notes Power consumption is measured when it is fully loaded with Synology HAS5300-8T hard drive(s).

Temperature

Operating Temperature 0°C to 35°C (32°F to 95°F)
  Storage Temperature -20°C to 60°C (-5°F to 140°F)
  Operating Humidity 8% to 80% RH
  Storage Humidity 5% to 95% RH

Others

System Fan 80 mm x 80 mm x 4 pcs
  Easy Replacement System Fan  
  Noise Level* 54.5 dB(A)
  Notes Noise Level Testing Environment: Fully loaded with Synology SAT5200-480G SSD in the idle state. Two G.R.A.S. Type 40AE microphones, each set up 1 meter away from the Synology NAS at the front and rear. Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8%

Certification

  • FCC
  • CE
  • BSMI
  • UKCA
  • EAC
  • VCCI
  • RCM
  • KC
  • BIS

Warranty

5 Years
  Notes The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more)

Environment & Packaging

Environment

RoHS Compliant

Packaging Content

  • Main Unit X 1
  • Accessory Pack X 1
  • AC Power Cord X 2
  • Expansion Cable: Mini-SAS HD X 2
  • Quick Installation Guide X 1

Optional Accessories

 

Specification

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