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Synology RX1217sas

Synology RX1217sas

12-bay 3.5″/2.5″ SAS/SATA expansion

Easily add 12 additional drive bays to Synology FlashStation or RackStation. Supporting both 2.5″ and 3.5″ SAS/SATA drives, the RX1217sas is a flexible solution supporting on-the-fly volume expansion or serving as a local backup destination.

Maximum reliability design

Dual power supplies ensure continuous service uptime. Easily replace defective drives with the hot swappable drive trays. Experience fast and secure rack cabinet installation with the optional sliding rail kit RKS1317.


5 year warranty

Synology’s 5-year limited warranty provides hardware replacement and technical support via email and telephone services, maximizing your enterprises’ return on investment.

Synology Replacement Service (SRS)

SRS provides free advance replacement units as early as the next business day in selected regions, maximizing the service uptime for your mission-critical storage and ensuring your business continuity.


Effortless capacity expansion for Synology FlashStation and RackStation solutions on-the-fly.

Additional information

Applied Models

FS3017*, FS2017, RS18017xs+

Drive Bay(s)

Compatible Drive Type

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Max. Internal Capacity

SAS IN-port


SAS OUT-port


Size (Height x Width x Depth)

88 mm x 482 mm x 724 mm


Power Recovery

Power Supply Unit / Adapter

AC Input Power Voltage

Power Frequency

Power Consumption


Operating Temperature

Storage Temperature

Relative Humidity

System Fan

Noise Level


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