Synology RX418 NAS Expansion Unit

Synology Part #/MPN: RX418

DiscTech Item #: SYN-RX418-BN-2Y

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Interface Types: SATA, eSATA External

Electrical Interface: SATA 600 - 6.0Gbps

Bays/Ports/Slots: 4

U Height: 1U

Wattage/VA: 100W

Voltage: 110-240V Multi

Synology RX418 1U 4-Bay SATA Redundant NAS Expansion Unit - Diskless - Brand New

Synology RX418 1U 4-Bay SATA / Serial ATA Redundant NAS / Network Attached Storage Expansion Unit - Diskless - Brand New

Synology RackStation RX418 4-bay 1U NAS Expansion Unit includes ...

  • 1x eSATA-ports
  • 1x SAS OUT-ports
  • 4 drive bays
  • accepts 3.5" and 2.5” SATA hard drives, 2.5" SATA solid state drive

Expansion Unit RX418
4-bay 1U rackmount expansion unit for 1U RackStation

When the storage capacity on Synology 1U RackStation reaches its limit, Synology expansion unit RX418 provides easy capacity expansion by adding 4 3.5"/2.5" SATA drives to the system. Synology RX418 can also be used as a dedicated local backup destination of Synology 1U RackStation for comprehensive data protection.

Reliable plug-and-play design
Simply connect Synology RX418 to corresponding Synology RackStation and it is ready to use. Drives in the connected Synology RX418 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

Green and easy to manage
Award-winning Synology DSM provides an intuitive user interface for easy system management. Drive hibernation can be configured in DSM to take effect 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.


Compatible models ...

  • RS1219+
  • RS818RP+
  • RS818+
  • RS816
  • RS815RP+
  • RS815+
  • RS815
  • RS217

Some models support independent volumes creation only.

Model NumberRX418
Applied Models
  • RS818(RP)+
  • RS815(RP)+
  • RS816
  • RS815
  • Some models support independent volumes creation only. Please find more details here
    Drive Bay(s)4
    Compatible Drive Type
  • 3.5" SATA HDD
  • 2.5" SATA HDD
  • 2.5" SATA SSD
  • Maximum Internal Raw Capacity48 TB (12 TB drive x 4) (Capacity may vary by RAID types)
    Hot Swappable DriveYes
    RAID Management through Synology DSMYes
    eSATA port1
    Size44 mm x 480 mm x 325 mm
    Power RecoverySynchronized with the Synology RackStation
    Power Supply Unit / Adapter100Wn
    AC Input Power Voltage100V to 240V AC
    Power Frequency50/60 HZ, Single Phase
    Power Consumption23.26 W (Access)
    6.39 W (HDD Hibernation)
    British Thermal Unit79.42 BTU/hr (Access)
    21.82 BTU/hr (HDD Hibernation)
    Redundant Power SupplyYes
    Operating Temperature5°C to 35°C (40°F to 95°F)
    Storage Temperature-20°C to 60°C (-5°F to 140°F)
    Relative Humidity5% to 95% RH
    System Fan40 mm x 40 mm x 3 pcs
    Noise Level25.1 dB(A)
    CertificationFCC Class A
    CE Class A
    BSMI Class A

    Click here to view the manufacturer's item description/brochure

    ROHS Compliant

    Weight: 11 lb

    Warranty: 2 Year Manufacturer

    Brand New

    Condition Levels Explained

    The product is brand new.

    2 Year Manufacturer Warranty

    Product Warranties Explained

    The product has a manufacturer warranty for the time period specified.