











SYNOLOGY RX1217 / RX1217RP | 12-BAY EXPANSION UNITS – DISKLESS
FEATURES:
- Plug-n-use design for seamless storage space upgrade
- Online volume expansion on-the-fly
- Redundant power supplies ensure service uptime (RX1217RP only)
- Managed from Synology DiskStation Manager (DSM)
Synology RX1217 / RX1217RP | 12-Bay Expansion Units - Diskless
Scale Up Your RackStation in a Breeze
Synology RX1217 / RX1217RP Expansion Units deliver an effortless solution for data volume expansion and data backup for Synology 2U RackStation NAS. With additional 12-drive bays, RX1217 / RX1217RP seamlessly expands the storage capacity of the connected Synology NAS on-the-fly.
FEATURES:
- Plug-n-use design for seamless storage space upgrade
- Online volume expansion on-the-fly
- Redundant power supplies ensure service uptime (RX1217RP only)
- Managed from Synology DiskStation Manager (DSM)
SPECIFICATIONS:
| RX1217 | RX1217RP | ||
| Applied Models | Supports creating volumes across different units | 21 Series: RS4021xs+, RS3621xs+, RS3621RPxs, RS2821RP+, RS2421RP+, RS2421+ | |
| 19 Series: RS1619xs+ | |||
| 18 Series: RS3618xs, RS2818RP+, RS2418RP+, RS2418+ | |||
| 17 Series: RS4017xs+, RS3617xs+, RS3617RPxs, RS3617xs | |||
| 16 Series: RS2416RP+, RS2416+ | |||
| 14 Series: RS3614xs+, RS3614RPxs, RS3614xs, RS2414RP+, RS2414+ | |||
| 13 Series: RS3413xs+ | |||
| 12 Series: RS3412RPxs, RS3412xs, RS2212RP+, RS2212+ | |||
| 11 Series: RS3411RPxs, RS3411xs, RS2211RP+, RS2211+ | |||
| 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: 6.0.1-7393 or later version | |||
| Storage | Drive Bays | 12× | |
| Drive Type | 3.5" SATA HDD | ||
| 2.5" SATA HDD | |||
| 2.5" SATA SSD | |||
| Hot Swappable Drive | Yes | ||
| RAID Management through Synology DSM |
Yes | ||
| 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. | ||
| External Ports | Expansion Port | 1× | |
| Appearance | Dimensions (H × W × D) | 88 × 430.5 × 664mm | 88 × 430.5 × 692mm |
| Dimensions (H × W × D) with Server Ears |
88 × 482 × 696mm | 88 × 482 × 724mm | |
| Weight | 12.7kg | 13.4kg | |
| Rack Installation Support | 4-Post 19" Rack (Synology Rail Kit - RKS-02) | ||
| Notes | The rail kit is sold separately | ||
| Power | Power Recovery | Synchronised with the Synology RackStation | |
| Power Supply Unit / Adapter | 500W | ||
| AC Input Power Voltage | 100~240VAC | ||
| Power Frequency | 50/60Hz, Single Phase | ||
| Power Consumption | 68.60W (Access) | 71.3W (Access) | |
| 27.45W (HDD Hibernation) | 31.2W (HDD Hibernation) | ||
| British Thermal Unit | 234.23 BTU/hr (Access) | 243.52 BTU/hr (Access) | |
| 93.73 BTU/hr (HDD Hibernation) | 106.53 BTU/hr (HDD Hibernation) | ||
| Redundant Power Supply | No | Yes | |
| Notes | Power consumption is measured when it is fully loaded with Western Digital 1TB WD10EFRX hard drive(s). | ||
| Temperature | Operating Temperature | 5~35°C | |
| Storage Temperature | -20~60°C | ||
| Operating Humidity | 8~80% RH | ||
| Storage Humidity | 5~95% RH | ||
| Others | System Fan | 3× 80 × 80mm | |
| Easy Replacement System Fan | Yes | ||
| Noise Level | 54.6dB(A) | 54.2dB(A) | |
| Notes | Noise Level Testing Environment: Fully loaded with Seagate 1TB ST31000520AS hard drive(s) in the idle state. Two G.R.A.S. Type 40AE microphones, each set up 1m away from the Synology NAS at the front and rear. Background noise: 16.49~17.51dB(A); Temperature: 24.25~25.75°C; Humidity: 58.2~61.8% | ||
| Certification | FCC | ||
| CE | |||
| BSMI | |||
| EAC | |||
| RCM | |||
| KC | |||
| BIS | |||
| Warranty | 5-Years | ||
| Notes | The warranty period starts from the purchase date as stated on your purchase receipt. | ||
| ENVIRONMENT AND PACKAGING | |||
| Environment | RoHS Compliant | ||
| Packaging Content | 1× Main Unit | ||
| 1× Accessory Pack | |||
| 1× AC Power Cord | 2× AC Power Cord | ||
| 1× Expansion Cable: Infiniband | |||
| 1× Quick Installation Guide | |||
| Optional Accessories | Enterprise Series 3.5" SATA HDD: HAT5300 Series | ||
| Plus Series 3.5" SATA HDD: HAT3300 Series | |||
| Enterprise Series 2.5" SATA SSD: SAT5200 Series | |||
| Rail Kit Sliding: RKS-02 | |||
Additional information
| Weight | N/A |
|---|---|
| Dimensions | N/A |
| Model | RX1217, RX1217RP |




