All stock codes associated to this product
DS418J, BASYDS418J, BASY-DS418J, DS418J , II28283, 29DS418J, 846504002740, 4711174722747
Synology DS418J DiskStation 4-Bay NAS System - Diskless
Powerful entry-level 4-bay NAS for home data backup and multimedia streaming
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.
Cost-effective
SHR maximizes the data capacity of your RAID when different sizes of HDDs are
used. Calculate your RAID needs.
Easy Management
For novice users who have no technical background and still want to protect
their data using RAID technology, a convenient installation wizard will guide
you through all the steps during your first installation.
Scalability
You can add new disks on the fly in Storage Manager with a simple click.
Flexibility
While creating a volume, you can plan ahead and leave empty and unallocated
space for future usage.
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.
https://customID.quickconnect.to), 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 mobile devices
Synology mobile applications are designed to allow quick and secure access to
your data wherever you are.
Powered by Synology DSM
Surveillance Station
Complete surveillance solution for recording, monitoring, and management.
Desktop Backup
Simplified backup solution for your Mac, PC, and mobile devices.
File Server/Management
Powerful built-in file management and sharing services.
DSM UI
Award-winning operating system with an intuitive user interface and powerful
capabilities.
Security
Comprehensive built-in security tools are constantly updated to tackle
evolving threats and protect your devices.
Multimedia
Complete multimedia solution for management, streaming, and playback.
- Status indicator
- LAN indicator
- Power button and indicator
- Drive status indicator
- 1GbE RJ-45 port
-
Power port
- Kensington Security Slot
- Fan
- USB 3.0 port
- Reset button
Specifications
CPU |
CPU Model |
Realtek RTD1293 |
CPU Architecture |
64-bit |
CPU Frequency |
Dual Core 1.4 GHz |
Hardware Encryption Engine |
|
Memory |
System Memory |
1 GB DDR4 |
Storage |
Drive Bays |
4 |
Compatible Drive Type* |
- 3.5" SATA HDD
- 2.5" SATA HDD
- 2.5" SATA SSD
|
Maximum Internal Raw Capacity |
48 TB (12 TB drive x 4) (Capacity may vary by RAID types) |
Maximum Single Volume Size |
108 TB |
Notes |
- "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 |
- EXT4
- EXT3
- FAT
- NTFS
- HFS+
- exFAT*
|
Notes |
exFAT Access is purchased separately in Package Center. |
Appearance |
Size (Height x Width x Depth) |
184 mm x 168 mm x 230 mm
|
Weight |
2.21 kg
|
Others |
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 |
|
Power Recovery |
|
Noise Level* |
20.6 dB(A)
|
Scheduled Power On/Off |
|
Wake on LAN/WAN |
|
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 |
Certification |
- FCC Class B
- CE Class B
- BSMI Class B
|
Warranty |
2 Years |
Notes |
Power consumption is measured when fully loaded with Western Digital
1TB WD10EFRX hard drive(s). |
DSM Specifications |
Storage Management |
Maximum Internal Volume Number |
256 |
Maximum iSCSI Target Number |
10 |
Maximum iSCSI LUN |
10 |
Supported RAID Type |
- Synology Hybrid RAID
- Basic
- JBOD
- RAID 0
- RAID 1
- RAID 5
- RAID 6
- RAID 10
|
RAID Migration |
- Basic to RAID 1
- Basic to RAID 5
- RAID 1 to RAID 5
- RAID 5 to RAID 6
|
Volume Expansion with Larger HDDs |
- Synology Hybrid RAID
- RAID 1
- RAID 5
- RAID 6
|
Volume Expansion by Adding a HDD |
- Synology Hybrid RAID
- RAID 5
- JBOD
|
Global Hot Spare Supported RAID Type |
- Synology Hybrid RAID
- RAID 1
- RAID 5
|
SSD Support |
SSD TRIM |
|
File Sharing Capacity |
Maximum Local User Accounts |
1024 |
Maximum Local Groups |
256 |
Maximum Shared Folder |
256 |
Maximum Shared Folder Sync Tasks |
2 |
Maximum Concurrent CIFS/AFP/FTP Connections |
100 |
Windows Access Control List (ACL) Integration |
|
NFS Kerberos Authentication |
|
Log Center |
|
Syslog Events per Second |
100 |
Add-on Packages |
Chat |
|
Maximum Users |
10 |
Notes |
- The number of concurrent HTTP connections for Chat was configured to
the maximum.
- CPU and RAM usage were both under 80% when the number of maximum
users was reached.
|
Cloud Station Server |
|
Maximum Number of Concurrently Connected Devices |
100 |
Maximum Number of Synced Files (ext4) |
100,000 / single file reaction time 789 ms |
Notes |
- The maximum number of concurrently connected devices refers to the
maximum number of devices that can remain connected at the same time.
For more information on file processing capability, please refer to the
reaction time for file processing.
- File reaction time refers to the preparation time required for other
devices to start downloading a 1KByte file from a Synology NAS after the
file has been added to the NAS. RAM expansion was not used during
testing.
- Non-encrypted shared folders were used during the aforementioned
testing.
|
Download Station |
|
Maximum Concurrent Download Tasks |
30 |
exFAT Access (optional) |
|
Media Server |
|
DLNA Compliance |
|
Office |
|
Maximum Users |
10 |
Maximum Simultaneous Editing Users |
10 |
Notes |
- CPU and RAM usage were both under 80% when the number of maximum
users was reached.
- For tested models with expandable memory, the maximum amount of RAM
was installed.
- Client performance may affect maximum simultaneous editing users.
Client PCs used for testing: Intel Core i3-3220 / 8GB RAM
|
Surveillance Station |
|
Maximum IP cam (Licenses required) |
16 (including 2 Free License) |
Total FPS (H.264)* |
480 FPS @ 720p (1280x720) 240 FPS @ 1080p (1920×1080) 150 FPS
@ 3M (2048x1536) 100 FPS @ 5M (2591x1944) 70 FPS @ 4K (3840x2160)
|
Total FPS (H.265)* |
480 FPS @ 720p (1280x720) 320 FPS @ 1080p (1920×1080) 224 FPS
@ 3M (2048x1536) 160 FPS @ 5M (2591x1944) 100 FPS @ 4K (3840x2160)
|
Total FPS (MJPEG)* |
224 FPS @ 720p (1280x720) 150 FPS @ 1080p (1920×1080) 100 FPS
@ 3M (2048x1536) 60 FPS @ 5M (2591x1944) |
Notes |
Surveillance Station throughput is tested with Axis network camera,
using continuous recording with live view from Surveillance Station and
motion detection by camera. Live view and recording are sharing the same
stream from the camera. |
Video Station |
|
Video Transcoding |
Group 2 |
VPN Server |
|
Maximum Connections |
5 |
Environment & Packaging |
Environment |
RoHS Compliant |
Packaging Content |
- 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
|
Optional Accessories |
- Surveillance Device License Pack
- VS360HD
- VS960HD
|