
Synology
Synology RX1217RP 12-Bay RackStation Expansion Unit
★★★★★
Expand your Synology RackStation with 12 additional drive bays and redundant power supplies for uninterrupted storage growth.
$2,399.99*
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✓ In Stock on Amazon.com
*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.
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Overview
Key Features
Plug-n-use design for seamless storage space upgrade
Online volume expansion on the fly
Redundant power supplies ensure service uptime
Managed from Synology DiskStation Manager (DSM)
Specifications
Drive Bays
12
Compatibility
Synology 2U RackStation NAS
Power Supply
Redundant Power Supplies
Management
Synology DiskStation Manager (DSM)
Volume Expansion
Online (on the fly)
Form Factor
Rack-Mountable
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View on Amazon →Pros & Cons
👍 Pros
- Plug-and-use design requires no complex setup to begin expanding storage
- Redundant power supplies protect against single power supply failure
- Online volume expansion allows adding capacity without taking the system offline
- All 12 bays are managed through the existing DSM interface on the host NAS
- Rack-mountable form factor integrates cleanly into existing server infrastructure
👎 Cons
- Only compatible with Synology 2U RackStation models, limiting use with other NAS lines
- Drives are not included, adding significant cost to reach full 12-bay capacity
- Requires a physical connection cable to the host NAS, which may limit rack placement flexibility
- The unit itself has no standalone functionality and is entirely dependent on the host RackStation
Frequently Asked Questions
Which Synology NAS models are compatible with the RX1217RP?
The RX1217RP is designed to work with Synology 2U RackStation NAS units. Check Synology's compatibility list to confirm your specific model is supported before purchasing.
Can I add drives to the RX1217RP without taking the NAS offline?
Yes, the RX1217RP supports online volume expansion, allowing you to add drives and expand storage capacity on the fly without downtime.
What happens if one of the RX1217RP's power supplies fails?
The unit includes redundant power supplies, so if one fails the other continues operating, keeping your expansion unit and its drives accessible while you replace the faulty supply.
Does the RX1217RP require separate management software?
No, the expansion unit is managed directly through Synology DiskStation Manager (DSM) on your connected RackStation, so there is no additional software to install or configure.
How many RX1217RP units can be connected to a single RackStation?
The number of supported expansion units depends on your specific RackStation model. Consult your NAS documentation for the maximum number of expansion units allowed.