
Expansion Unit
RX2417sas
Synology RX2417sas delivers an eortless solution for volume expansion and data backup for Synology
FlashStation1/RackStation2 by adding 24 SAS/SATA drive bays on the y. Synology RX2417sas is backed with
Synology’s 5-year limited warranty.
Storage Capacity Expansion
When the storage capacity on Synology FlashStation/RackStation reaches its
limit, Synology Expansion Unit RX2417sas provides an easy solution for capacity
expansion by adding 24 2.5" SAS/SATA drives to the system. Synology RX2417sas
can also be used as a dedicated local backup destination of Synology FlashStation/
RackStation for comprehensive data protection.
Reliable Plug-n-Use Design
Simply connect Synology RX2417sas to the corresponding Synology FlashStation/
RackStation and it is good to go. Drives in the connected Synology RX2417sas
operate as though they were internal to the connected Synology NAS and can
be managed directly by Synology DiskStation Manager (DSM), with no additional
software installation required. Redundant power supply units of RX2417sas ensure
continuous service uptime.
Green and Easy to Manage
Plug-n-use design for seamless storage
•
space upgrade
Online volume expansion on the y
•
Redundant power supplies ensure
•
service uptime
Fast rack xing lock support with
•
Synology RKS1317
Backed with Synology’s 5-year limited
•
warranty & Synology Replacement
Service (SRS)
Managed by Synology DiskStation
•
Manager (DSM)
Highlights
3
Award-winning Synology DSM provides an intuitive user interface for easy
system management. Drive hibernation can be congured in DSM to take eect
automatically when the system has been inactive for a period of time. This not only
saves energy but also extends the lifespan of the installed drives.

Hardware Overview
14 15
6 7 8 109 11 12 13
1 Power indicator 2 Beep o button 3 Drive tray 4 Drive status indicator
5 Rail kit release tab 6 Power port 7 PSU indicator and beep o button 8 PSU fan
9 Status indicator 10 Alert indicator 11 Expansion unit ID indicator 12 SAS IN port and indicator
13 SAS OUT port and indicator 14 SAS module 15 Fan module
Technical Specications
Hardware
Compatible drive type 24 x 2.5" SAS/SATA HDD/SSD (drives not included)
External ports
Size (HxWxD)
Weight 16.6 kg
System fan 4 (60 x 60 x 51 mm)
AC input power voltage 100V to 240V AC
Power frequency 50 to 60Hz, single phase
Power recovery Synchronized with connected Synology FlashStation/RackStation
Operating temperature 5°C to 35°C (40°F - 95°F)
Storage temperature -20°C to 60°C (-5°F to 140°F)
Relative humidity 5% to 95% RH
Maximum operating altitude 5,000 m (16,400 ft)
Supported NAS models
2
• 1 x SAS IN
• 1 x SAS OUT
• 88 x 430.5 x 692 mm
• 88 x 482 x 724 mm (with server ears)
• 2RU
FS30171, RS18017xs+
Environment and Packaging
Environment safety RoHS compliant
• 1 x RX2417sas main unit
Package content
Optional accessories Synology RKS1317 - Rail Kit Sliding
Warranty 5 years
*Model specications are subject to change without notice. Please refer to www.synology.com for the latest information.
1. Connecting to a Synology FlashStation FS3017 requires the optional FS3017 Expansion Card to be installed on the host device. FS3017 Expansion Card is sold separately.
2. For complete information on compatible models, please visit www.synology.com.
3. Available in selected countries only. For detailed information on the service, please visit Synology Replacement Service (SRS) website at https://srs.synology.com.
• 1 x Quick Installation Guide
• 1 x Accessory pack
• 1 x Expansion cable (Mini-SAS HD)
• 2 x AC power cord

SYNOLOGY INC.
Synology is dedicated to taking full advantage of the latest technologies to bring businesses and home users reliable and aordable ways to centralize data storage,
simplify data backup, share and sync les across dierent platforms, and access data on-the-go. Synology aims to deliver products with forward-thinking features
and the best in class customer services.
Copyright © 2017, Synology Inc. All rights reserved. Synology, the Synology logo are trademarks or registered trademarks of Synology Inc. Other product and
company names mentioned herein may be trademarks of their respective companies. Synology may make changes to specication and product descriptions at
anytime, without notice.
RX2417sas-2017-ENU-REV001
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