DS218j image

  • Параметри2-bay Synology NAS Server for Home and Small office DS218j
  • Други: 1,3GHz dual core Marvel Armada 385 floating point, hardware encription CPU, 512 MB DDR3 RAM, 1x Gbit LAN, max. HDD 2x 8TB (not incl.),Synology Hybrid RAID, JBOD,RAID 0,1, DLNA, File/Mail/FTP/Print server, Android/Windows phone app.,surveillance station, D
  • Гаранция24m
  • Наличностна склад
  • Цена с включен ДДС: 379.20 BGN

Технически данни


CPU Model Marvell Armada 385 88F6820
CPU Architecture 32-bit
CPU Frequency Dual Core 1.3 GHz
Hardware Encryption Engine  yes


System Memory 512 MB DDR3


Drive Bays 2
Compatible Drive Type* (See all supported drives)
  • 3.5" SATA HDD
  • 2.5" SATA HDD (with optional 2.5" Disk Holder)
  • 2.5" SATA SSD (with optional 2.5" Disk Holder)
Maximum Internal Raw Capacity 24 TB (12 TB drive x 2) (Capacity may vary by RAID types)
Maximum Single Volume Size 16 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 raw capacity is not limited by the maximum single volume size. Synology NAS models may utilize capacities over the maximum single volume size as long as each volume created is below the limit. (Learn more)


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*
  • HFS+ is read only, max 2TB volume size.
  • exFAT Access is purchased separately in Package Center.


Size (Height x Width x Depth) 165 mm x 100 mm x 225.5 mm 
Weight 0.88 kg 


System Fan 92 mm x 92 mm x 1 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* 18.2 dB(A) 
Scheduled Power On/Off  yes
Wake on LAN/WAN  yes
Power Supply Unit / Adapter 60W 
AC Input Power Voltage 100V to 240V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption* 17.48 W (Access) 
7.03 W (HDD Hibernation) 
British Thermal Unit 59.68 BTU/hr (Access) 
24 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
Warranty 2 Years
Notes Power consumption is measured when fully loaded with Western Digital 1TB WD10EFRX hard drive(s).


DSM Specifications ( See more )


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 Migration Basic to RAID 1
Volume Expansion with Larger HDDs
  • Synology Hybrid RAID
  • RAID 1
Volume Expansion by Adding a HDD Synology Hybrid RAID


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  yes
NFS Kerberos Authentication  yes


Log Center
Syslog Events per Second 100


Add-on Packages (learn more about the complete add-on package list)


Maximum Users 10
  • 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 840 ms
  • 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  


Maximum Users 10
Maximum Simultaneous Editing Users 10
  • 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) 14 (including 2 Free License) (See All Supported IP Cameras)
Total FPS (H.264)* 420 FPS @ 720p (1280x720) 
120 FPS @ 1080p (1920×1080) 
90 FPS @ 3M (2048x1536) 
60 FPS @ 5M (2591x1944) 
20 FPS @ 4K (3840x2160)
Total FPS (H.265)* 420 FPS @ 720p (1280x720) 
210 FPS @ 1080p (1920×1080) 
140 FPS @ 3M (2048x1536) 
90 FPS @ 5M (2591x1944) 
30 FPS @ 4K (3840x2160)
Total FPS (MJPEG)* 140 FPS @ 720p (1280x720) 
70 FPS @ 1080p (1920×1080) 
40 FPS @ 3M (2048x1536) 
20 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 (See more)


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
  • Disk Holder: Type C
  • VS360HD
  • VS960HD