DiskStation DS418j

8,970,000 

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THÔNG TIN CHI TIẾT

Hardware Specifications
CPU
CPU ModelRealtek RTD1293
CPU Architecture64-bit
CPU FrequencyDual Core 1.4 GHz
Hardware Encryption Engine
Memory
System Memory1 GB DDR4
Storage
Drive Bays4
Compatible Drive Type* (See all supported drives)
  • 3.5″ SATA HDD
  • 2.5″ SATA HDD
  • 2.5″ SATA SSD
Maximum Internal Raw Capacity48 TB (12 TB drive x 4) (Capacity may vary by RAID types)
Maximum Single Volume Size108 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. (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*
NotesexFAT Access is purchased separately in Package Center.
Appearance
Size (Height x Width x Depth)184 mm x 168 mm x 230 mm
Weight2.21 kg
Others
System Fan80 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 / Adapter90W
AC Input Power Voltage100V to 240V AC
Power Frequency50/60 Hz, Single Phase
Power Consumption*21.22 W (Access)
8.97 W (HDD Hibernation)
British Thermal Unit72.41 BTU/hr (Access)
30.61 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
SSD TRIM
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
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 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 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)16 (including 2 Free License) (See All Supported IP Cameras)
Total FPS (H.264)*480 FPS @ 720p (1280×720)
240 FPS @ 1080p (1920×1080)
150 FPS @ 3M (2048×1536)
100 FPS @ 5M (2591×1944)
70 FPS @ 4K (3840×2160)
Total FPS (H.265)*480 FPS @ 720p (1280×720)
320 FPS @ 1080p (1920×1080)
224 FPS @ 3M (2048×1536)
160 FPS @ 5M (2591×1944)
100 FPS @ 4K (3840×2160)
Total FPS (MJPEG)*224 FPS @ 720p (1280×720)
150 FPS @ 1080p (1920×1080)
100 FPS @ 3M (2048×1536)
60 FPS @ 5M (2591×1944)
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
  • VS360HD
  • VS960HD

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Hardware Specifications
CPU
CPU ModelRealtek RTD1293
CPU Architecture64-bit
CPU FrequencyDual Core 1.4 GHz
Hardware Encryption Engine
Memory
System Memory1 GB DDR4
Storage
Drive Bays4
Compatible Drive Type* (See all supported drives)
  • 3.5″ SATA HDD
  • 2.5″ SATA HDD
  • 2.5″ SATA SSD
Maximum Internal Raw Capacity48 TB (12 TB drive x 4) (Capacity may vary by RAID types)
Maximum Single Volume Size108 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. (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*
NotesexFAT Access is purchased separately in Package Center.
Appearance
Size (Height x Width x Depth)184 mm x 168 mm x 230 mm
Weight2.21 kg
Others
System Fan80 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 / Adapter90W
AC Input Power Voltage100V to 240V AC
Power Frequency50/60 Hz, Single Phase
Power Consumption*21.22 W (Access)
8.97 W (HDD Hibernation)
British Thermal Unit72.41 BTU/hr (Access)
30.61 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
SSD TRIM
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
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 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 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)16 (including 2 Free License) (See All Supported IP Cameras)
Total FPS (H.264)*480 FPS @ 720p (1280×720)
240 FPS @ 1080p (1920×1080)
150 FPS @ 3M (2048×1536)
100 FPS @ 5M (2591×1944)
70 FPS @ 4K (3840×2160)
Total FPS (H.265)*480 FPS @ 720p (1280×720)
320 FPS @ 1080p (1920×1080)
224 FPS @ 3M (2048×1536)
160 FPS @ 5M (2591×1944)
100 FPS @ 4K (3840×2160)
Total FPS (MJPEG)*224 FPS @ 720p (1280×720)
150 FPS @ 1080p (1920×1080)
100 FPS @ 3M (2048×1536)
60 FPS @ 5M (2591×1944)
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
  • VS360HD
  • VS960HD