Synology 2 Bay Desktop NAS Enclosure - DS218J


  • Brands Synology
  • Model: DS218j
  • Availability: In Stock

  • Part No: DS218j

  • Synology 2 Bay Desktop NAS Enclosure | DS218j

  • AED 756.00

  • Inclusive of VAT

Synology 2 Bay Desktop NAS Enclosure | DS218j


Cost-effective home storage server

 

Backup all your digital assets with Synology DS218j, a powerful 2-bay NAS with rapid data transmission and low power consumption, designed for home users.

 

  • A versatile entry-level 2-bay NAS for home and personal cloud storage
  • Over 113 MB/s reading, 112 MB/s writing
  • Dual-core CPU with hardware encryption engine
  • Everywhere access with iOS/Android/ Windows ready mobile apps
  • An integrated media server supporting multimedia streaming

 

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Product Specifications

Brand
Synology
Model
DS218j / #20983
Date first available
07 April, 2018
Weight
2.00 Kg



Hardware Specifications
CPU
CPU ModelMarvell Armada 385 88F6820
CPU Architecture32-bit
CPU FrequencyDual Core 1.3 GHz
Hardware Encryption Engine 
Memory
System Memory512 MB DDR3
Storage
Drive Bays2
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 Capacity24 TB (12 TB drive x 2) (Capacity may vary by RAID types)
Maximum Single Volume Size16 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 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 Port1
USB 3.0 Port2
File System
Internal DrivesEXT4
External Drives
  • EXT4
  • EXT3
  • FAT
  • NTFS
  • HFS+*
  • exFAT*
Notes
  • HFS+ is read only, max 2TB volume size.
  • exFAT Access is purchased separately in Package Center.
Appearance
Size (Height x Width x Depth)165 mm x 100 mm x 225.5 mm 
Weight0.88 kg 
Others
System Fan92 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 
Power Recovery 
Noise Level*18.2 dB(A) 
Scheduled Power On/Off 
Wake on LAN/WAN 
Power Supply Unit / Adapter60W 
AC Input Power Voltage100V to 240V AC
Power Frequency50/60 Hz, Single Phase
Power Consumption*17.48 W (Access) 
7.03 W (HDD Hibernation) 
British Thermal Unit59.68 BTU/hr (Access) 
24 BTU/hr (HDD Hibernation) 
Environment Temperature
Operating Temperature5°C to 40°C (40°F to 104°F)
Storage Temperature-20°C to 60°C (-5°F to 140°F)
Relative Humidity5% to 95% RH
Certification
  • EAC
  • CCC
  • RCM
  • KC
  • FCC
  • CE
  • BSMI
Warranty2 Years
Notes
  • Power consumption is measured when fully loaded with Western Digital 1TB WD10EFRX hard drive(s).
  • Noise Level Testing Environment: Fully loaded with Seagate 2TB ST2000VN000 hard drive(s) in idle; Two G.R.A.S. Type 40AE microphones, each set up at 1 meter away from the Synology NAS front and rear; Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8%
DSM Specifications ( See more )
Storage Management
Maximum Internal Volume Number256
Maximum iSCSI Target Number10
Maximum iSCSI LUN10
Supported RAID Type
  • Synology Hybrid RAID
  • Basic
  • JBOD
  • RAID 0
  • RAID 1
RAID MigrationBasic to RAID 1
Volume Expansion with Larger HDDs
  • Synology Hybrid RAID
  • RAID 1
Volume Expansion by Adding a HDDSynology Hybrid RAID
File Sharing Capacity
Maximum Local User Accounts1024
Maximum Local Groups256
Maximum Shared Folder256
Maximum Shared Folder Sync Tasks2
Maximum Concurrent CIFS/AFP/FTP Connections100
Windows Access Control List (ACL) Integration 
NFS Kerberos Authentication 
Log Center 
Syslog Events per Second100
Add-on Packages (learn more about the complete add-on package list)
Chat 
Maximum Users10
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 Devices100
Maximum Number of Synced Files (ext4)100,000 / single file reaction time 840 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 10KByte 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 Tasks30
Drive 
Maximum Number of Synced Files100,000 / single file reaction time 941 ms
Maximum Number of Concurrent Connections for PC Clients200
Notes
  • The EXT4 file system was used for the purpose of testing.
  • The maximum number of concurrent connections refers to the maximum number of connections that could be maintained when the maximum number of synced files was reached.
  • File reaction time refers to the preparation time required for other devices to start downloading a 10KByte file from a Synology NAS after the file has been added to the NAS.
  • Non-encrypted shared folders were used during the aforementioned testing.
exFAT Access (optional) 
Media Server 
DLNA Compliance 
Moments 
Facial recognition 
Subject recognition 
Office 
Maximum Users200
Notes
  • Multiple files were opened for testing and each file was edited by 30 users simultaneously.
  • CPU and RAM usage were both under 80% when the number of maximum users was reached.
  • 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)
NotesSurveillance 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 TranscodingGroup 2 (See more)
VPN Server 
Maximum Connections5
Environment & Packaging
EnvironmentRoHS 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

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