Synology DS420j Specs & PDF

Last updated on 28 Nov 2019 📧 Subscribe

Synology DS420j Specs & PDF

Synology_DS420j_Data_Sheet_enu

processor

 Processor model Realtek RTD1296
Processor architecture 64-bit
Processor clock Quad-core 1.4 GHz
Hardware encryption engine

Memory

 System memory 1 GB DDR4
Remark Synology reserves the right to replace the same or higher frequency memory components depending on the availability of the supplier’s product. Its compatibility and stability have passed the same rigorous testing. Please rest assured.

Storage device

 Number of disk slots 4
Compatible disk types *
  • 3.5 “SATA HDD
  • 2.5 “SATA HDD
  • 2.5 “SATA SSD
Maximum internal net total storage capacity 64 TB (16 TB drive x 4) (Capacity varies by RAID type)
Maximum single storage capacity * 108 TB
Disk hot-plug support –
Remark
  • Compatible disk type refers to the type of hard disk that can be compatible with the product after the actual measurement, and the maximum speed of non-hard disk slots.
  • The maximum single storage space is not directly equivalent to the maximum net total storage capacity.

External port

 RJ-45 1GbE network hole 1
USB 3.0 port 2

File system

 Internal disk
  • EXT4
External disk
  • EXT4
  • EXT3
  • FAT
  • NTFS
  • HFS +
  • exFAT *
Remark exFAT Access is purchased separately from the kit center.

Exterior

 Size (height x width x depth) 184 mm x 168 mm x 230 mm
weight 2.21 kg

other projects

 System fan 80 mm x 80 mm x 2 pcs
Fan mode
  • Full speed mode
  • Low temperature mode
  • Silent mode
  • Power saving mode
Front panel LED indicator adjusts brightness
Automatic power recovery
Noise value* 20.6 dB (A)
Timer switch
Wake on LAN
Power Supply / Transformer 90 W
AC input voltage 100 V to 240 V AC
Current frequency 50/60 Hz, single frequency
Power consumption * 21.71 W (access)
7.88 W (hard drive hibernation)
British thermal unit 74.08 BTU / hr (access)
26.89 BTU / hr (hard drive hibernation)
Remark
  • Power consumption test data was obtained with a Western Digital 1TB WD10EFRX hard drive.
  • Noise value test environment: Seagate 2TB ST2000VN000 hard disk is set up with two GRAS Type 40AE microphones at a distance of 1 meter from the front and back of the Synology NAS in standby state; background noise value: 16.49-17.51 ​​dB (A); temperature: Celsius 24.25-25.75 degrees; humidity: 58.2-61.8%.

temperature

 Working temperature 0 ° C to 40 ° C (32 ° F to 104 ° F)
Storage temperature -20 ° C to 60 ° C (-5 ° F to 140 ° F)
Relative humidity 5% to 95% RH

Certification body
  • FCC
  • CE
  • EAC
  • BSMI
  • VCCI
  • CCC
  • RCM

Warranty

 2 years
Remark The warranty period begins on the purchase date indicated on the purchase receipt. 

surroundings

 RoHS Compliant

Package contents
  • Host X 1
  • Accessory Pack X 1
  • Transformer X 1
  • Power cord X 1
  • RJ-45 network cable X 1
  • Quick Installation Guide X 1

Optional accessories
  • Monitoring device authorization
  • VS360HD
  • VS960HD

DSM Product Specifications

Storage management

 Maximum storage space 64
Maximum number of iSCSI Targets 10
Maximum number of iSCSI LUNs 10
SSD TRIM
Supports RAID type
  • Synology Hybrid RAID
  • Basic
  • JBOD
  • RAID 0
  • RAID 1
  • RAID 5
  • RAID 6
  • RAID 10
RAID configuration migration
  • Basic to RAID 1
  • Basic to RAID 5
  • RAID 1 to RAID 5
  • RAID 5 to RAID 6
Expandable storage with larger hard drives
  • Synology Hybrid RAID
  • RAID 1
  • RAID 5
  • RAID 6
  • RAID 10
Add hard drive to expand storage space
  • Synology Hybrid RAID
  • JBOD
  • RAID 5
Global Hot Spare supports RAID types
  • Synology Hybrid RAID
  • RAID 1
  • RAID 5

File service

 Dossier agreement CIFS / AFP / NFS / FTP / WebDAV
Maximum simultaneous CIFS / AFP / FTP connections 100
Windows access control list (ACL) integration
NFS Kerberos authentication

Accounts and shared folders

 Maximum number of local user accounts 1,024
Maximum number of local groups 256
Maximum number of shared folders 256
Maximum shared folder synchronization task 4

Log center

 Log receptions per second 100

General specifications

 Network protocol SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV
Supported browsers
  • Chrome
  • Firefox
  • Edge
  • Internet Explorer 10 or above
  • Safari 10 or above
  • Safari (iOS 10 or above)
  • Chrome (Android 6.0 or above)
Supported languages English, Deutsch, Français, Italiano, Español, Dansk, Norsk, Svenska, Nederlands, Русский, Polski, Magyar, Português do Brasil, Português Europeu, Türkçe, Český, ภาษา ไทย, Japanese, 한국어, Traditional Chinese, Chinese

Additional suite

Synology Chat

 Maximum number of users 10
Remark
  • The maximum number of simultaneous HTTP connections has been adjusted to the maximum value when testing Synology Chat.
  • When the maximum number of users is reached, the CPU and memory usage are both less than 80%.

Download Station

 Maximum download tasks 80

exFAT Access (optional)

Media Server

 DLNA compatible

Moments

 Face recognition
Theme identification

Surveillance Station

 Maximum camera support 16 (including 2 free licenses
Frames per second (FPS) (H.264) * 480 FPS @ 720p (1280×720)
288 FPS @ 1080p (1920×1080)
150 FPS @ 3M (2048×1536)
100 FPS @ 5M (2591×1944)
70 FPS @ 4K (3840×2160)
Frame per second (FPS) (H.265) * 480 FPS @ 720p (1280×720)
384 FPS @ 1080p (1920×1080)
256 FPS @ 3M (2048×1536)
160 FPS @ 5M (2591×1944)
100 FPS @ 4K (3840×2160)
Frames per second (FPS) (MJPEG) * 240 FPS @ 720p (1280×720)
150 FPS @ 1080p (1920×1080)
100 FPS @ 3M (2048×1536)
60 FPS @ 5M (2591×1944)
Remark Surveillance Station uses the Axis camera for testing; the recording schedule is continuous recording; Surveillance Station is used as the live image source; the motion detection source is set to the camera; the live image and video use the same set of image streams.

Synology Drive

 Recommended number of files 100,000 (for files indexed or belonging to, for files accessed through other protocols, please refer to the file service in the above field)
Recommended number of client PC connections 200 (when the recommended number of files is stored, the number of devices that can be connected at the same time)
Remark
  • Exceeding the limit may result in longer response times for file operations.
  • The above tests used the EXT4 file system and unencrypted shared folders.

Synology Office

 Maximum number of users 200
Remark
  • The test opened multiple files and each file was edited by 30 users simultaneously.
  • When the maximum number of users is reached, the CPU and memory usage are both less than 80%.
  • Client performance may affect the maximum number of simultaneous editing users. Client test computer specifications: Intel Core i3-3220 / 8GB memory

Video Station

 Video transcoding Group 2 

VPN Server

 Maximum number of connections 10

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