Synology RX418 RackStation Expansion Add On 4 RX418
SKU
257281
Brand
MPN
RX418
Warranty
Standard Manufacturer's Warranty
Availability
In stock
$1,121.00
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Synology RX418 delivers an effortless solution for volume expansion and data backup for Synology 1U RackStation by adding 4 additional SATA drive bays on-the-fly. With its short-depth chassis design, RX418 ensures easy installation and deployment in 2-post racks and wall mount racks.Supported NAS models includes : RS818+,RS818RP+,RS816,RS815+,RS815RP+,RS815. Synology RX418 is backed with 3-year limited warranty.
Specification:
•Internal HDD: 3.5" or 2.5" SATA x4
•External HDD Interface: 1x eSATA
•Hot-swappable HDD
•Size (HxWxD): 44x430.5x290mm
•Weight: 4.23Kg
•System Fan: 40x40mm x3
•Noise Level: 32dB (A) (5200rpm)
•Power Recovery: Synchronized with the Synology RackStation
•AC Input Power Voltage: 100V-240V AC
•Power Frequency: 50/60 Hz, Single Phase
•Operating Temperature: 5°C-35°C
•Storage Temperature: -10°C-70°C
•Relative Humidity: 5%-95% RH
•Maximum Operating A
Specification:
•Internal HDD: 3.5" or 2.5" SATA x4
•External HDD Interface: 1x eSATA
•Hot-swappable HDD
•Size (HxWxD): 44x430.5x290mm
•Weight: 4.23Kg
•System Fan: 40x40mm x3
•Noise Level: 32dB (A) (5200rpm)
•Power Recovery: Synchronized with the Synology RackStation
•AC Input Power Voltage: 100V-240V AC
•Power Frequency: 50/60 Hz, Single Phase
•Operating Temperature: 5°C-35°C
•Storage Temperature: -10°C-70°C
•Relative Humidity: 5%-95% RH
•Maximum Operating A
| SKU | RX418 |
|---|---|
| Brand | Synology |
| Model | RX418 |
| Weight | Net: 4.28 kg (9.44 lb) Packaged (reported): approx. 14 lb (varies by seller) |
| Cooling | 3 x 40 mm fans |
| Category | Storage |
| Features | Plug-and-play expansion with DSM management Online volume expansion Drive hibernation / deep sleep mode Short-depth chassis for 2-post and wall-mount racks Lockable drive trays |
| Warranty | 3-year limited hardware warranty (extendable to 5 years with Extended Warranty Plus; availability varies by region) |
| Dimensions | Height: 44 mm (1.7" / 1.73") Depth (without server ears): 290 mm Width (without server ears): 430.5 mm Depth (with server ears / typical rack depth): 325 mm (12.8") Width (with server ears / typical rack width): 480 mm (18.9") |
| Drive Bays | 4 |
| Description | The Synology RX418 is a 1U, short-depth 4-bay expansion unit designed to add additional SATA storage to compatible Synology RackStation systems. It supports four hot-swappable 3.5" or 2.5" SATA HDDs/SSDs, connects to the host NAS via a single external 7-pin eSATA port, and is managed directly through Synology DiskStation Manager (DSM) for plug-and-play expansion, online volume expansion and drive hibernation. The RX418 features three cooling fans, lockable trays, a 100 W internal power supply (100–240 VAC, 50/60 Hz), and a compact chassis suitable for 2-post and wall-mount racks. Includes main unit, user guide, accessory pack, AC power cord and eSATA cable. |
| Form Factor | 1U Rackmount (short-depth) |
| Noise Level | 25.1 dB(A) (idle, test conditions per manufacturer) |
| Rack Height | 1U |
| Power Supply | Internal 100 W |
| Product Line | Synology |
| Product Type | Drive Enclosure / Expansion Unit |
| Sub-Category | Drive Enclosures |
| Product Title | Synology RX418 4-Bay 1U Rackmount Expansion Unit (eSATA, Diskless) |
| Host Interface | 1 x eSATA (7-pin external) |
| Included Items | Main unit x1 User's guide x1 Accessory pack x1 AC power cord x1 eSATA expansion cable x1 |
| Power Frequency | 50/60 Hz, single phase |
| RAID Management | Managed via Synology DiskStation Manager (DSM) |
| AC Input Voltage | 100–240 V AC |
| Storage Humidity | 5% to 95% RH |
| Thermal (BTU/hr) | Access: 79.42 BTU/hr HDD Hibernation: 21.82 BTU/hr |
| Country of Origin | Taiwan |
| Packaging Content | Main Unit x1 User's Guide x1 Accessory Pack x1 AC Power Cord x1 eSATA Expansion Cable x1 |
| Power Consumption | Access: 23.26 W HDD Hibernation: 6.39 W |
| Operating Humidity | 8% to 80% RH |
| Storage Temperature | -20°C to 60°C (-5°F to 140°F) |
| Hot Swappable Drives | Yes |
| Operating Temperature | 5°C to 35°C (40°F to 95°F) |
| Supported Drive Types | 3.5" SATA HDD 2.5" SATA HDD 2.5" SATA SSD |
| Supported SATA Standard | SATA III (Serial ATA-600) |
| Rack Installation Support | 4-post 19" rack (Synology rail kit RKM114 / RKS-02) 2-post 19" rack (direct mounting) |
| Optional / Sold Separately | Synology rail kits (RKM114, RKS-02) / Rail kit accessories Storage drives (HDDs / SSDs) |
| Certifications & Compliance | FCC CE BSMI EAC VCCI RCM KC BIS RoHS compliant |
| Compatibility (selected Synology RackStation models) | RS822RP+, RS822+ RS1221RP+, RS1221+ RS820RP+, RS820+ RS1219+, RS819 RS818RP+, RS818+ RS816 RS815RP+, RS815+, RS815 RS217 (supports creating volumes on single unit only) |
Synology RX418 RackStation Expansion add on 4


