Brand
 
 QNAP (15)
 
 Synology (13)
 
 Western Digital (11)
 
 Asustor (2)
 
 OWC (1)
 
Type
 
 NAS Storage (34)
 
 Cloud Storage (2)
 
 Raid Drives (0)
 
 Direct Attached Storage (2)
 
Number of Bays
 
 1 Bay (0)
 
 2 Bay (13)
 
 4 Bay (15)
 
 5 Bay (1)
 
 6 Bay (1)
 
 8 Bay (2)
 
 12 Bay (4)
 
HDD Form Factor
 
 2.5" (25)
 
 3.5" (13)
 
HDD Interface
 
 SATA (10)
 
Network Ports
 
 1 Port (7)
 
 2 Ports (16)
 
 3 Ports (1)
 
 4 Ports (7)
 
 5 Ports (0)
 
 6 Ports (0)
 
USB 2.0 Ports
 
 1 Port (2)
 
 2 Ports (0)
 
 4 Ports (0)
 
 6 Ports (0)
 
USB 3.0 Ports
 
 1 Port (1)
 
 2 Ports (17)
 
 3 Ports (7)
 
 4 Ports (2)
 
 5 Ports (3)
 
HDMI Connectivity
 
 1 Port (3)
 
 2 Ports (3)
 
DisplayPort
 
 1 Port (1)
 
Rackmount type
 
 1U (4)
 
 2U (3)
MyGate
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Disk Storage   
                 
product page view details view details view details view details view details view details view details view details view details
price R 15,069.95 R 5,139.95 R 7,609.95 R 12,119.95 R 33,049.95 R 2,889.95 R 13,519.95 R 49,679.95 R 38,499.95
model DS920+ / CAS-NASBOX-DS920+ DS220J / SYN-DS220J DS220+ / SYN-DS220+ DS720+ / SYN-DS720+ DS1821+ / SYN-DS1821+ DS120j / Synology DS120j DS420+ / Synology DS420+ DS2422+ / Synology DS2422+ DS1621xs+ / CAS-NASBOX-DS1621XS+
name DiskStation DS920+ 4-Bay Network Attached Storage (NAS) DiskStation DS220J 2-Bay Network Attached Storage (NAS) DiskStation DS220+ 2-Bay Network Attached Storage (NAS) DiskStation DS720+ 2-Bay Network Attached Storage (NAS) DiskStation DS1821+ 8-Bay Network Attached Storage (NAS) DiskStation DS120j 1-Bay Network Attached Storage (NAS) DiskStation DS420+ 4-Bay Netwok Attached Storage (NAS) DiskStation DS2422+ 12-Bay Network Attached Storage (NAS) DiskStation DS1621xs+ 6-Bay Network Attached Storage (NAS)
details * Designed to streamline data management and productivity. * CPU : 4-core 2.0 GHz, burst up to 2.7 GHz * 4 GB DDR4 onboard (expandable up to 8 GB) * 2 x USB 3.0 port, 1 x eSATA port, 2 x Gigabit (RJ-45), Wake on LAN/WAN * 4 x 3.5" or 2.5" SATA HDD/SSD (drives not included) * 2 x M.2 2280 NVMe SSD slots (drives not included) * Hot swappable drive * Maximum Internal Raw Capacity: 64 TB (16 TB drive x 4) * Maximum Raw Capacity with Expansion Units: 144 TB (64 TB + 16 TB drive x 5) * Expand up to 9 drives with a DX517 expansion unit * Max concurrent SMB/NFS/AFP/FTP connection: 1,000 * System fans: 2 x (92 x 92 x 25 mm) * Realtek RTD1296 4-core 1.4 GHz * 512 MB DDR4 non-ECC * 2 x 3.5" or 2.5" SATA HDD3 (drive not included) * Max Internal Raw Capacity: 32TB (16TB drive x 2) (Capacity may vary by RAID types) * 1 x Gigabit Ethernet Port, 2 x USB 3.0 port, Wake on LAN/WAN * VPN Server, Mail Server, Mail Station, Web Station, DNS Server, RADIUS Server, Log Center * System Fan: 92 mm x 92 mm x 1 pcs * Intel Celeron J4025 2-core 2.0 GHz, burst up to 2.9 GHz * 2 GB DDR4 onboard (expandable up to 6 GB) * 2 x 3.5" or 2.5" SATA HDD/SSD (drives not included) * Synology Hybrid RAID (SHR), Basic, JBOD, RAID 0, RAID 1 * Hot swappable drive * 2 x USB 3.0 port * 2 x 1GbE LAN ports, Wake on LAN/WAN * System Fan: 92 x 92 x 25 mm * Max Local User Account: 2,048 * Max Cameras Supported: 25 * Max Concurrent Connections: 1500 * AES-NI Hardware Encryption Engine * Intel Celeron J4125 4-core 2.0 GHz (base) / 2.7 GHz (burst) * 2 GB DDR4 non-ECC, Support Max 6 GB (2 GB + 4 GB) * Drive Bays with Expansion Unit: 7 (DX517 x 1) * Hot Swappable Drive * Synology Hybrid RAID, Basic, JBOD, 0,1 5,6, and 10 * M.2 Drive Slots: 2 (NVMe) * 2 x RJ-45 1GbE LAN Port (with Link Aggregation / Failover support) * Wake on LAN / WAN * 2 x USB 3.0 Port, 1 x eSATA Port * System Fan: 92 mm x 92 mm x 1 pcs * Max Concurrent CIFS/AFP/FTP Connections: 500 * Max Local User Accounts: 2048 * Max Local Groups: 256 * Max Shared Folder: 512 * Max Shared Folder Sync Tasks: 8 * Max VPN Connections: 30 * AMD Ryzen V1500B, 4-core 2.2 GHz * 4 GB (1 x 4GB) DDR4 ECC SODIMM, 2 x RAM Slots, Support up to 32GB * 2 (NVMe) M.2 Drive Slots * 8 x 3.5" / 2.5" SATA Drive Bays * Hot Swappable Drive * Synology Hybrid RAID, Basic, JBOD, 0, 1, 5, 6 and 10 * 4 x RJ-45 1GbE LAN Port, 4 x USB 3.2 Gen 1 Port, 2 x eSATA Port * PCI Expansion: 1 x Gen3 x8 slot (x4 link) * Maximum Local User Accounts: 2,048 * Maximum Concurrent SMB/AFP/FTP Connections: 1000 * Max VPN Connections: 30 * Maximum Drive Bays with Expansion Unit: 18 (DX517 x 2) * System Fan: 120 mm x 120 mm x 2 pcs * Marvell Armada 3700 88F3720 2-core 800 MHz * 512 MB DDR3L non-ECC * Compatible Drive Type: 3.5" SATA HDD, 2.5" SATA HDD (with optional 2.5" Disk Holder) * RAID type: Basic * 1 x RJ-45 1GbE LAN Port, 2 x USB 2.0 Port * Wake on LAN / WAN * Maximum Single Volume Size: 108 TB * Maximum Concurrent SMB/AFP/FTP Connections: 50 * Maximum Local User Accounts: 512 * Maximum VPN Server Connections: 10 * System Fan: 60 mm x 60 mm x 1 pcs * Kensington Security Slot * Intel Celeron J4025 2-core 2.0 GHz, burst up to 2.9 GHz * 2 GB DDR4 onboard (expandable up to 6 GB (2 GB + 4 GB) ) * 4 x 3.5" or 2.5" SATA HDD/SSD (drives not included) * 2 x M.2 2280 NVMe SSD (drives not included) * Hot swappable drive * RAID Type: Synology Hybrid RAID (SHR), Basic, JBOD, RAID 0, 1, 5, 6, 10 * 2 x 1GbE LAN ports * Wake on LAN/WAN * 2 x USB 3.2 Gen 1 Port * Virtualization: VMware vSphere 6.5, Microsoft Hyper-V , Citrix, OpenStac * System Fan: 2 (92 x 92 x 25 mm) * Kensington Security Slot * AMD Ryzen V1500B quad-core 2.2 GHz * 4 GB DDR4 ECC SODIMM (expandable up to 32 GB with 2 x D4ES01-16G) * 12 x 3.5" or 2.5" SATA HDD/SSD (drives not included) * Hot swappable drives * RAID Types: Synology Hybrid RAID, Basic, JBOD, RAID 0, 1, 5, 6, and 10 * Delivers up to 2,201 MB/s read and 1,383 MB/s sequential write performance * Drive Tray Locks * 2 x USB 3.2 Gen 1 ports * 1 x Expansion port (Mini-SAS HD) * 4 x 1GbE RJ-45, Wake on LAN/WAN * PCI Expansion: 1 x 8 width slot, Gen 3.0 x4 lanes * Scheduled power on/off * Can be scaled to 24 drive bays * Support for up to 40 IP cameras * Virtualization: VMware vSphere, Microsoft Hyper-V, Citrix, and OpenStack * Max VPN Server Connections: 40 * System Fans: 2 x (120 x 120 x 25 mm) * Synology DiskStation Manager OS * Intel Xeon D-1527 4-core 2.2GHz, Turbo Boost up to 2.7GHz * 8GB DDR4 ECC SODIMM (expandable up to 32 GB) * 3 x USB 3.0 port, 2 x eSATA port * 10GbE RJ-45 port , 1GbE RJ-45 port * 6 x 3.5" or 2.5" SATA HDD/SSD (drives not included) * 2 x M.2 2280 NVMe SSD (drives not included) * Hot swappable drive: Yes * RAID Type: Basic, JBOD, RAID 0, 1, 5, 6, 10, F1 * Wake on LAN/WAN: Yes * 1 x PCIe Gen 3.0 x8/x8 Slot * Scheduled power on/off: Yes * Scalability: Up to 16 drives with DX517 * System fan: 2 (92 x 92 x 25 mm) * AES-NI Hardware Encryption Engine * Synology DiskStation Manager OS
warranty 3 years 2 years 2 years 3 years 3 years 2 years 3 years 3 years 5 years
General
Product Type
NAS Storage
NAS Storage
NAS Storage
NAS Storage
NAS Storage
NAS Storage
NAS Storage
NAS Storage
NAS Storage
Product Line
DiskStation
DiskStation
DiskStation
DiskStation
DiskStation
DiskStation
DiskStation
DiskStation
DiskStation
Model
DS920+
DS220J
DS220+
DS720+
DS1821+
DS120j
DS420+
DS2422+
DS1621xs+
Number of Bays
4
2
2
2
8
1
4
12
6
Processor
4-core 2.0 GHz, burst up to 2.7 GHz
Realtek RTD1296
Intel Celeron J4025 2-core 2.0 GHz
Intel Celeron J4125 4-core 2.0 GHz
AMD Ryzen V1500B
Marvell Armada 3700 88F3720 2-core 800 MHz
Intel Celeron J4025 2-core 2.0 GHz
AMD Ryzen V1500B quad-core 2.2 GHz
Intel Xeon D-1527 4-core 2.2GHz, Turbo Boost up to 2.7GHz
Installed Memory
4 GB
512 MB
2 GB
2 GB
4 GB
512 MB
2 GB
4 GB
8 GB
Maximum Memory
8 GB
1 GB
6 GB
6 GB
32 GB
1 GB
6 GB
32 GB
32 GB
Hard Drives Included
-
-
-
-
-
-
-
-
-
Hard Drive Form Factor
2.5
3.5
2.5
3.5
2.5
3.5
2.5
3.5
2.5
3.5
2.5
3.5
2.5
3.5
M.2
2.5
3.5
M.2
2.5
3.5
Number of Hard Drives
4
2
2
2
8
1
6
12
6
Hard Drive Model <not specified> <not specified> <not specified> <not specified>
SNV3000
SAT5200
HAT5300
WD30EFZX
WD20EFZX
WD40EFRX
WD40EFZX
WD60EFZX
WD80EFZX
WD80EFZZ
ST16000VE000
ST14000VE0008
WD140PURX
WD60EJRX
ST6000NE0001
WD140EVRX
WD140EJRX
ST12000VE0008
ST10000VE0008
WD80EFBX
WD120EFBX
ST6000NE000
ST4000NE001
ST2000NE0025
ST8000NE001
ST10000NE0004
ST14000NE0008
ST12000NE0007
WD141KFGX
WD121KFBX
ST16000VN001
ST14000VN0008
WD140EFGX
WD2002FFSX
WD4003FFBX
WD101KFBX
WD6003FFBX
ST16000NE000
 <not specified> <not specified> <not specified>
Total Hard Drive Capacity
64 TB
16 TB
 <not specified> <not specified>
14 TB
16 TB
68 TB
 <not specified> <not specified>
Maximum Hard Drive Capacity
16 TB
32TB
 <not specified>
16 TB
108 TB
16 TB
16 TB
 <not specified> <not specified>
Raid <not specified> <not specified>
0/1/JBOD,Single
 <not specified>
Hybrid RAID, Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10
Basic
Hybrid RAID, Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10
Hybrid RAID, Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10
Basic, JBOD, RAID 0, 1, 5, 6, 10, F1
Connectivity
Hard Drive Interface
SATA III
SSD
SATA III
SATA III
SATA III
SATA III
 <not specified>
SATA III
NVMe
SATA III
SATA
M.2
Ethernet LAN (RJ-45)
2
1
2
2
4
1
2
4
3
USB 2.0 <not specified> <not specified> <not specified> <not specified> <not specified>
2
 <not specified> <not specified> <not specified>
USB 3.0
2
2
2
2
 <not specified> <not specified> <not specified> <not specified>
3
USB 3.1 Type A <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified>
USB 3.1 Type C <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified>
USB 3.2 Type A <not specified> <not specified> <not specified> <not specified>
4
 <not specified>
2
2
 <not specified>
USB 3.2 Type C <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified>
Thunderbolt 2 <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified>
Thunderbolt 3 <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified>
HDMI <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified>
Display Port <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified>
eSATA
1
 <not specified> <not specified>
1
2
 <not specified> <not specified> <not specified>
1
Expansion Ports <not specified> <not specified> <not specified> <not specified>
1 x Gen3 x8 slot (x4 link)
 <not specified> <not specified>
1 x 8 width slot, Gen 3.0 x4 lanes
1 x PCIe 3.0 x8
FireWire <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified>
Features
Management
Desktop Backup
Snapshot Replication
Surveillance Station
Hyper Backup
iSCSI Manager
Windows Access Control List (ACL)
Virtual Machine Manager
Synology Hybrid RAID (SHR), Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10
Windows Access Control List (ACL)
Synology Hybrid RAID (SHR), Basic, JBOD, RAID 0, RAID 1
Mail Station
Web Station
VPN Server
Surveillance Station
File Station
application privilege
Virtual Machine Manager
iSCSI Manager
Windows Access Control List (ACL)
Snapshot Replication
Surveillance Station
Video Station
Virtual Machine Manager
Media Server
MailPlus / MailPlus Server
Windows Access Control List (ACL) Integration
NFS Kerberos Authentication
Central Management System
Download Station
RAID Migration
Snapshot Replication
Surveillance Station
Video Station
Virtual Machine Manager
Media Server
Synology MailPlus / MailPlus Server
NFS Kerberos Authentication
Central Management System
Download Station
SAN Manager
Windows Access Control List (ACL) Integration
Mail Station
VPN Server
Mail Server
Web Station
DNS Server
Log Center
RADIUS Server
iSCSI Manager
Synology Hyper Backup
SAN Manager
Download Station
NFS Kerberos Authentication
Media Server
Surveillance Station
Video Station
Synology Drive
Windows Access Control List (ACL) Integration
VPN Server
Mail Server
Central Management System
Synology Directory Server
Surveillance Station
Mail Station
Web Station
Storage Analyzer
Log Center
RADIUS Server
DNS Server
Snapshot Replication
Backup tools
Universal Search
iSCSI Manager
Cloud Sync
Presto File Server
FTP Server
Virtual Machine Manager
Synology MailPlus Server
Collaboration tools
Hyper Backup
Note Station
Synology MailPlus
File Station
Synology MailPlus
Synology Chat
Synology Drive
Synology Calendar
Synology Hybrid Share
Virtual Machine Manager (VMM)
Surveillance Station
Synology Office
Active Backup Suite
Flexible storage quota system
File and folder-level data restoration
File self-healing
Inline compression
C2 Storage for Hyper Backup
Hyper Backup
Advanced snapshot technology
 <not specified>
Network Protocols
SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN (PPTP, OpenVPN , L2TP)
SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN (PPTP, OpenVPN, L2TP)
SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN (PPTP, OpenVPN, L2TP)
SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV
SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV
SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV
SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN (PPTP, OpenVPN, L2TP)
SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, and VPN (PPTP, OpenVPN, L2TP)
SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN (PPTP, OpenVPN, L2TP)
Security
login auto block
Let's Encrypt support
HTTPS (customizable cipher suite)
rsync over SSH
SFTP
Shared folder encryption
SMB encryption
FTP over SSL/TLS
Firewall
login auto block
Let's Encrypt support
HTTPS (customizable cipher suite)
rsync over SSH
SFTP
shared folder encryption
SMB encryption
FTP over SSL/TLS
Firewall
login auto block
Let's Encrypt support
HTTPS (customizable cipher suite)
rsync over SSH
SFTP
shared folder encryption
SMB encryption
FTP over SSL/TLS
Firewall
 <not specified> <not specified>
login auto block
Let's Encrypt support
HTTPS (customizable cipher suite)
rsync over SSH
SFTP
shared folder encryption
SMB encryption
FTP over SSL/TLS
Firewall
login auto block
Let's Encrypt support
HTTPS (customizable cipher suite)
rsync over SSH
SFTP
shared folder encryption
SMB encryption
FTP over SSL/TLS
Firewall
login auto block
Let's Encrypt support
HTTPS (customizable cipher suite)
NFS Kerberos Authentication
rsync over SSH
SFTP
shared folder encryption
SMB encryption
TP over SSL/TLS
Firewall
login auto block
Let's Encrypt support
HTTPS (customizable cipher suite)
rsync over SSH
SFTP
shared folder encryption
SMB encryption
FTP over SSL/TLS
Firewall
Noise Level
19.8 dB(A)
18.2 dB(A)
 <not specified>
18.4
22.2 dB(A)
16.9 dB(A)
19.8
25 dB(A)
 <not specified>
Mounting <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified>
Power
Input Power
100-240V AC
100-240V AC
60W Power Supply
65W Power Supply
100-240V AC
100-240V AC
90W Power Supply
100-240V AC
100-240V AC
Consumption (Operation)
32.17 W
12.46 W
14.7 watts
16.4 watts
59.8 W
9.8 watts
28.3 watts
73.1 watts
62.9 watts
Consumption (Sleep Mode)
9.69 W
5.06 W
4.4 watts
6.2 watts
26.18 W
4.7 watts
8.5 watts
32.1 watts
34.3 watts
Physical Dimensions
Width
166 mm
165 mm
165 mm
166 mm
343 mm
166 mm
199 mm
270 mm
282 mm
Height
199 mm
100 mm
232 mm
223 mm
243 mm
71 mm
166 mm
300 mm
243 mm
Depth
223 mm
226 mm
108 mm
106 mm
166 mm
224 mm
223 mm
340 mm
166 mm
Weight
2.24 kg
880 grams
1.30 kg
1.51 kg
6.00 kg
700 grams
2.18 kg
9.50 kg
5.30 kg
Optional Accessories
Accessories
DX517
 <not specified> <not specified>
DX517
VS960HD
VS360HD
SNV3400
SAT5200
 <not specified> <not specified> <not specified> <not specified> <not specified>
Memory Upgrade
D4NESO-2666-4G
 <not specified> <not specified>
D4NESO-2666-4G
 <not specified> <not specified>
D4NESO-2666-4G
 <not specified> <not specified>
Warranty Upgrade <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified> <not specified>