Synology DS1520+ 5 Bay Nas Diskstation

CPU
CPU Model
Intel Celeron J4125
CPU Architecture
64-bit
CPU Frequency
4-core 2.0 (base) / 2.7 (burst) GHz
Hardware Encryption Engine (AES-NI)
Yes
Memory
System Memory
8 GB DDR4 non-ECC
Memory Module Pre-installed
8 GB (4 GB + 4 GB)
Total Memory Slots
1
Notes
Please select Synology memory modules for optimum compatibility and reliability. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion.
Synology reserves the right to replace memory modules with the same or higher frequency based on suppliers product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance.
Storage
Drive Bays
5
Maximum Drive Bays with Expansion Unit
15 (DX517 x 2)
M.2 Drive Slots
2 (NVMe)
Compatible Drive Type
3.5" SATA HDD
2.5" SATA HDD
2.5" SATA SSD
M.2 2280 NVMe SSD
Maximum Single Volume Size
108 TB
Hot Swappable Drive
Yes
Notes
"Compatible drive type" indicates drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.
Each internal volume (may consist of multiple drives) is expandable up to 108TB.
External Ports
RJ-45 1GbE LAN Port
4 (with Link Aggregation / Failover support)
USB 3.0 Port
2
eSATA Port
2
File System
Internal Drives
Btrfs
EXT4
External Drives
Btrfs
EXT4
EXT3
FAT
NTFS
HFS+
exFAT
Notes
exFAT Access is purchased separately in Package Center.
Others
System Fan
92 mm x 92 mm x 2 pcs
Fan Speed Mode
Full-Speed Mode
Cool Mode
Quiet Mode
Brightness Adjustable Front LED Indicators
Yes
Power Recovery
Yes
Noise Level
20.8 dB(A)
Scheduled Power On / Off
Yes
Wake on LAN / WAN
Yes
Power Supply Unit / Adapter
120 W
AC Input Power Voltage
100 V to 240 V AC
Power Frequency
50/60 Hz, Single Phase
Power Consumption
36.67 W (Access)
15.51 W (HDD Hibernation)
British Thermal Unit
125.21 BTU/hr (Access)
52.96 BTU/hr (HDD Hibernation)
Notes
Power consumption is measured when it is fully loaded with Western Digital 1TB WD10EFRX hard drive(s).
Noise Level Testing Environment: Fully loaded with Seagate 2TB ST2000VN000 hard drive(s) in the idle state. Two G.R.A.S. Type 40AE microphones, each set up 1 meter away from the Synology NAS at the front and rear. Background noise: 16.49-17.51 dB(A), Temperature: 24.25-25.75oC, Humidity: 58.2-61.8%
Temperature
Operating Temperature
0oC to 40oC (32oF to 104oF)
Storage Temperature
-20oC to 60oC (-5oF to 140oF)
Relative Humidity
5% to 95% RH
Certification
EAC
VCCI
CCC
RCM
KC
FCC
CE
BSMI
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 2
Quick Installation Guide X 1
Optional Accessories
Expansion Units: DX517
2.5" SATA SSD: SAT5200
M.2 2280 NVMe SSD: SNV3400
VisualStation: VS960HD/VS360HD
Surveillance Device License Pack
DSM Specifications
Storage Management
Maximum Internal Volume Number
64
Maximum iSCSI Target Number
128
Maximum iSCSI LUN
256
iSCSI LUN Clone/Snapshot, Windows ODX
Yes
SSD Read / Write Cache
Yes
SSD TRIM
Yes
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
RAID 10
Volume Expansion by Adding a HDD
Synology Hybrid RAID
JBOD
RAID 5
RAID 6
Global Hot Spare Supported RAID Type
Synology Hybrid RAID
RAID 1
RAID 5
RAID 6
RAID 10
File Services
File Protocol
CIFS/AFP/NFS/FTP/WebDAV
Maximum Concurrent CIFS/AFP/FTP Connections
2,000
Windows Access Control List (ACL) Integration
Yes
NFS Kerberos Authentication
Yes
Account and Shared Folder
Maximum Local User Accounts
2,048
Maximum Local Groups
256
Maximum Shared Folder
512
Maximum Shared Folder Sync Tasks
32
High Availability
Synology High Availability
Yes
Log Center
Syslog Events per Second
800
Virtualization
VMware vSphere 6 with VAAI
Yes
Windows Server 2016
Yes
Windows Server 2019
Yes
Citrix Ready
Yes
OpenStack
Yes
General Specifications
Networking Protocols
SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV
Supported Browsers
Google Chrome
Firefox
Microsoft Edge
Internet Explorer 10 onwards
Safari 10 onwards
Safari (iOS 10 onwards)
Google Chrome
(Android 6.0 onwards)
Supported Language
English, Deutsch, Franais, Italiano, Espaol, Dansk, Norsk, Svenska, Nederlands, , Polski, Magyar, Portugus do Brasil, Portugus Europeu, Trke, esk, , , , ,
Add-on Packages