Hardware Specifications
CPU
CPU Model Annapurna Labs Alpine AL-314
CPU Architecture 32-bit
CPU Frequency Quad Core 1.7 GHz
Hardware Encryption Engine
Memory
System Memory 4 GB DDR3L
Memory Module Pre-installed 4GB (1 x 4GB)
Total Memory Slots 2
Memory Expandable up to 8 GB (4 GB x 2)
Storage
Drive Bays 8
Maximum Drive Bays with Expansion Unit 18
Compatible Drive Type* (See all supported drives)
3.5" SATA HDD
2.5" SATA HDD
2.5" SATA SSD
Maximum Internal Raw Capacity 80 TB (10 TB drive x 8) (Capacity may vary by RAID types)
Maximum Raw Capacity with Expansion Units 180 TB (10 TB drive x 18) (Capacity may vary by RAID types)
Maximum Single Volume Size 108 TB
Hot Swappable Drive
External Ports
RJ-45 1GbE LAN Port 2 (with Link Aggregation / Failover support)
RJ-45 10GbE LAN Port 2 (with Link Aggregation / Failover support)
USB 3.0 Port 2
eSATA 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) 157 mm x 340 mm x 233 mm
Weight 5.31 kg
Others
System Fan 120 mm x 120 mm x 2 pcs
Fan Speed Mode
Cool Mode
Quiet Mode
Easy Replacement System Fan
Wireless Support (dongle)
Power Recovery
Noise Level* 24.2 dB(A)
Scheduled Power On/Off
Wake on LAN/WAN
Power Supply Unit / Adapter 250W
AC Input Power Voltage 100V to 240V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption* 59.1 W (Access)
26.4 W (HDD Hibernation)
British Thermal Unit 201.66 BTU/hr (Access)
90.08 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 3 Year Hardware Warranty, Extendable to 5 Year Coverage - EW201
Notes
Power consumption is measured when fully loaded with Western Digital 1TB WD10EFRX hard drive(s).
Noise Level Testing Environment: Fully loaded with Seagate 1TB ST31000520AS 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 Number 256
Maximum iSCSI Target Number 32
Maximum iSCSI LUN 256
iSCSI LUN Clone/Snapshot, Windows ODX
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
RAID 6
JBOD
Global Hot Spare Supported RAID Type
Synology Hybrid RAID
RAID 1
RAID 5
RAID 6
RAID 10
SSD Support
SSD Read/Write Cache (White Paper)
SSD TRIM
File Sharing Capacity
Maximum Local User Accounts 2048
Maximum Local Groups 256
Maximum Shared Folder 256
Maximum Shared Folder Sync Tasks 4
Maximum Concurrent CIFS/AFP/FTP Connections 1024
Windows Access Control List (ACL) Integration
NFS Kerberos Authentication
High Availability Manager
Log Center
Syslog Events per Second 400
Virtualization
VMware vSphere 6 with VAAI
Windows Server 2012
Windows Server 2012 R2
Citrix Ready
OpenStack
Add-on Packages (learn more about the complete add-on package list)
Central Management System
Chat
Maximum Users 150
Notes
The number of concurrent HTTP connections for Chat was configured to the maximum.
For tested models with expandable memory, the maximum amount of RAM was installed.
Cloud Station Server
Maximum Concurrent File Transfers 1024
Maximum Concurrent File Transfers (with RAM expansion) 1200
Download Station
Maximum Concurrent Download Tasks 50
exFAT Access (optional)
Media Server
DLNA Compliance
Office
Maximum Users 150
Maximum Simultaneous Editing Users 40
Notes
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) 30 (including 2 Free License) (See All Supported IP Cameras)
Total FPS (H.264)* 900 FPS @ 720p (1280x720)
480 FPS @ 1080p (1920×1080)
300 FPS @ 3M (2048x1536)
250 FPS @ 5M (2591x1944)
Total FPS (MJPEG)* 480 FPS @ 720p (1280x720)
300 FPS @ 1080p (1920×1080)
250 FPS @ 3M (2048x1536)
200 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 1 - Type 2 (See more)
Maximum Transcoding Channel Number 1 channel, 30 FPS @ 720p (1280x720), H.264 (AVC)/MPEG-4 Part 2 (XVID, DIVX5)/MPEG-2/VC-1
VPN Server
Maximum Connections 15
Environment & Packaging
Environment RoHS Compliant
Packaging Content
Main Unit X 1
Welcome Note X 1
Accessory Pack X 1
AC Power Cord X 1
RJ-45 LAN Cable X 2
Optional Accessories
Surveillance Device License Pack
4GB DDR3 RAM Module
Expansion Unit: DX517 X 2
VS360HD

Synology DiskStation DS1817 is the first value series model featuring two built-in 10GBASE-T ports and upgradable RAM module, and is powered by quad-core processor with hardware encryption engine and expandable scalability of up to 18 drives. DS1817 is the ideal solution for centralizing data backups,protecting critical assets, and sharing files across different platforms. Synology DS1817 is backed by Synology's 3-year limited warranty.
⚫Scalable quad-core 8-bay storage solution with upgradable memory of up to 8GB
⚫Outstanding throughput at over 1,577 MB/s reading and 739 MB/s writingdlf39
⚫Two 10GBASE-T (RJ-45) ports with failover and Link Aggregation support
⚫Scalable up to 18 drives with two DX517 expansion units
⚫Synology High Availability (SHA) allows for uninterrupted services with seamless transitioning between clustered servers
⚫NOTE - DS1817 does NOT support m.2 ssd