Synology DS418J Disk Station 4-BAY NAS


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Synology DS418J Disk Station 4-BAY NAS
Model: DS418J

  • 64-bit dual-core 1.4GHz processor

  • 1 GB DDR4 memory, twice the size of its predecessor

  • 112 MB/s sequential reading throughput and 108 MB/s sequential writing throughput

  • 112 MB/s encrypted sequential reading throughput and 87 MB/s encrypted sequential writing throughput

  • 40 TB raw single volume capacity

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Ideal Companion for Your Private Cloud
DS418j is a 4-bay NAS server designed for home and personal users to effectively manage, protect and share data. Its new 64-bit dual-core processor supports over 40 TB raw single volume capacity for flexible data management.

Stream content to your TV
Turn your Synology NAS into a home media hub and stream your digital contents to your favorite devices such as computers, mobile devices, Samsung TV, Roku players, Apple TV, Google Chromecast, and DLNA devices.

Centralized backup storage for your computers
Back up any devices, whether it is a Windows computer, Mac, or other devices. Synology's comprehensive multi-version backup solution can protect your PC and NAS against malicious attacks including the rising encryption-based ransomware threats.

Synology Hybrid RAID (SHR) technology
Storage management is easy with Synology Hybrid RAID (SHR) technology. SHR is an automated RAID management system allowing you to easily create and expand storage volumes and migrate RAID types without requiring details on RAID. SHR provides 1 to 2-disk redundancy to safeguard your data during drive failures.

Easy file access with QuickConnect
Access files on your Synology NAS over the Internet without the hassle of setting up port forwarding rules, DDNS, or other complicated network settings. QuickConnect allows you to connect via a simple customizable address (e.g., so that you can instantly access media and work files on any Windows/Mac/Linux computer, laptop, or mobile device without additional charge.

Seamless integration with your devices
Synology mobile applications are designed to allow quick and secure access to your data wherever you are.

Hardware Specifications

CPU Model: Realtek RTD1293
CPU Architecture: 64-bit
CPU Frequency: Dual Core 1.4 GHz
Hardware Encryption Engine: Yes

System Memory: 1 GB DDR4

Drive Bays: 4
Compatible Drive Type* (See all supported drives):
Maximum Internal Raw Capacity: 48 TB (12 TB drive x 4) (Capacity may vary by RAID types)
Maximum Single Volume Size: 108 TB
"Compatible drive type" indicates the drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.
The maximum single volume size is not directly related to the maximum raw capacity

External Ports
RJ-45 1GbE LAN Port: 1
USB 3.0 Port: 2

File System
Internal Drives: EXT4
External Drives:
Notes: exFAT Access is purchased separately in Package Center.

Size (Height x Width x Depth): 184 mm x 168 mm x 230 mm
Weight: 2.21 kg

System Fan: 80 mm x 80 mm x 2 pcs
Fan Speed Mode:
Full-Speed Mode
Cool Mode
Quiet Mode
Low-power Mode
Brightness adjustable front LED indicators: Yes
Power Recovery: Yes
Noise Level*: 20.6 dB(A)
Scheduled Power On/Off: Yes
Wake on LAN/WAN: Yes
Power Supply Unit / Adapter: 90W
AC Input Power Voltage: 100V to 240V AC
Power Frequency: 50/60 Hz, Single Phase
Power Consumption*:
21.22 W (Access)
8.97 W (HDD Hibernation)
British Thermal Unit:
72.41 BTU/hr (Access)
30.61 BTU/hr (HDD Hibernation)

Environment Temperature
Operating Temperature: 5°C to 40°C (40°F to 104°F)
Storage Temperature: -20°C to 60°C (-5°F to 140°F)
Relative Humidity: 5% to 95% RH
FCC Class B
CE Class B
BSMI Class B

Main Unit X 1
Accessory Pack X 1
AC Power Adapter X 1
AC Power Cord X 1
RJ-45 LAN Cable X 1
Quick Installation Guide X 1

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