| Hardware Specifications |
| Applied Models | Supports creating volumes across different units | - FS series:FS6400, FS3600, FS3400
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| Notes | - Expansion Unit FX2421 can only be used with identical expansion units.
- 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: 6.2.3-25426-2 or later version.
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| Storage | Drive Bays | 24 |
| Drive Type (See all supported drives) | - 2.5" SAS HDD
- 2.5" SAS SSD
- 2.5" SATA SSD
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| 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.
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| 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 | 14.5 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* | 190.99 W (Access)
|
| British Thermal Unit | 651.68 BTU/hr (Access)
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| Redundant Power Supply | |
| Notes | Power consumption is measured when it is fully loaded with HGST 1.8TB HUC101818CS4204 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) |
| Relative Humidity | 5% to 95% RH |
| Others | System Fan | 80 mm x 80 mm x 4 pcs |
| Easy Replacement System Fan | |
| Noise Level* | 57 dB(A) |
| Notes | Noise Level Testing Environment: Fully loaded with Toshiba 600GB AL14SEB060N hard drive(s) 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 | - UL
- FCC
- CE
- EAC
- VCCI
- RCM
- KC
|
| 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: MiniSAS-HD X 1
- Quick Installation Guide X 1
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| Optional Accessories | |
