Synology DiskStation DS923+ 4GB 4 Bays Dual Core NAS - Diskless
(Replaced DS920+)

P/N: DS923+
Storage: Diskless Model
Memory: 4GB
** Diskless model does not come with any hard drive.

Flexible File Sharing and Storage for Homes and Small Business

The Synology DS923+ is a capable 4-bay NAS solution that can be adjusted and expanded as your needs change, with optional support for up to nine drives, faster networking, and NVMe SSDs for caching or additional storage pools. Powered by Synology DiskStation Manager (DSM), it offers a flexible all-in-one solution for data sharing, synchronization, backup, and surveillance.




 

  

  
CPU
  
  

  
AMD Ryzen™ R1600 dual-core
  (4-thread), max. boost clock up to 3.1 GHz
  
 
 

  

  
Hardware encryption engine
  
  

  
AES-NI
  
 
 

  

  
Memory
  
  

  
4 GB DDR4 ECC SODIMM
  (expandable up to 32 GB)
  
 
 

  

  
Compatible drive types
  
  

  
•    4 x 3.5" or 2.5"
  SATA HDD/SSD (drives not included)
  
•    2 x M.2 2280 NVMe SSD
  (drives not included)
  
•    Synology only guarantees
  full functionality, reliability, and performance for Synology drives listed
  on the compatibility list
  
 
 

  

  
Hot swappable drives
  
  

  
Yes
  
 
 

  

  
External ports
  
  

  
•    2 x USB 3.2 Gen 1 ports
  
•    1 x Expansion port (eSATA)
  
 
 

  

  
Form factor
  
  

  
Desktop
  
 
 

  

  
Size (HxWxD)
  
  

  
166 x 199 x 223 mm
  
 
 

  

  
Weight
  
  

  
2.24 kg
  
 
 

  

  
LAN ports
  
  

  
2 x 1GbE RJ-45
  
 
 

  

  
Wake on LAN/WAN
  
  

  
Yes
  
 
 

  

  
Network expansion
  
  

  
Supports E10G22-T1-Mini
  10GbE RJ-45 Network Upgrade Module
  
 
 

  

  
Scheduled power on/off
  
  

  
Yes
  
 
 

  

  
System fans
  
  

  
2 x (92 x 92 x 25 mm)
  
 
 

  

  
AC input power voltage
  
  

  
100 V to 240 V AC
  
 

 

  

  
Power frequency
  
  

  
50/60 Hz, single phase
  
 
 

  

  
Operating environment
  
  

  
•    Temperature: 0°C to 40°C
  (32°F to 104°F)
  
•    Relative humidity: 8% to
  80% RH
  
 
 

  

  
Storage environment
  
  

  
•    Temperature: -20°C to 60°C
  (-5°F to 140°F)
  
•    Relative humidity: 5% to
  95% RH
  
 
 

  

  
Maximum operating altitude
  
  

  
5,000 m (16,400 ft)
  
 


General DSM Specifications


 

  

  
Networking protocols
  
  

  
SMB, AFP, NFS, FTP,
  WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, and VPN (PPTP, OpenVPN™, L2TP)
  
 
 

  

  
File systems
  
  

  
•    Internal: Btrfs, ext4
  
•    External: Btrfs, ext4,
  ext3, FAT32, NTFS, HFS+, exFAT
  
 
 

  

  
Supported RAID types
  
  

  
Synology Hybrid RAID
  (SHR), Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, and RAID 10
  
 
 

  

  
Storage management
  
  

  
•    Max. single volume size:
  108 TB
  
•    Max. number of system
  snapshots: 65,53611
  
•    Max. number of internal
  volumes: 64
  
 
 

  

  
SSD cache
  
  

  
•    Read/write cache support
  
•    M.2 NVMe and 2.5"
  SATA SSD support
  
 
 

  

  
File sharing capabilities
  
  

  
•    Max. number of local user
  accounts: 2,048
  
•    Max. number of local
  groups: 256
  
•    Max. number of shared
  folders: 512
  
•    Max. number of concurrent
  SMB/NFS/AFP/FTP connections: 1,00012
  
 
 

  

  
Privileges
  
  

  
Windows® Access Control List (ACL)
  and application privileges
  
 
 

  

  
Directory services
  
  

  
Connects with Windows® AD/LDAP servers enabling
  domain users to login via SMB/NFS/AFP/FTP/File Station using their existing
  credentials
  
 
 

  

  
Virtualization
  
  

  
VMware vSphere®, Microsoft Hyper-V®, Citrix®, OpenStack, and
  Kubernetes
  
 
 

  

  
Security
  
  

  
Firewall, shared folder
  encryption, SMB encryption, FTP over SSL/TLS, SFTP, rsync over SSH, login
  auto block, Let's Encrypt support, and HTTPS (customizable cipher suite)
  
 
 

  

  
Supported browsers
  
  

  
Google Chrome®, Firefox®, Microsoft Edge®, Safari® 13 and later, and Safari
  (iOS 13.0 and later) on iPad, Chrome (Android™ 
  
11.0 and later) on tablets
  
 





 

  

  
Package contents
  
  

  
•    1 x DS923+ main unit
  
•    1 x Quick Installation
  Guide
  
•    1 x Accessory pack
  
•    1 x AC power adapter
  
•    1 x AC power cord
  
•    2 x RJ-45 LAN cables
  
 



 

  

  
Optional accessories
  
  

  
•    DDR4 ECC SODIMM: D4ES02-4G
  / D4ES02-8G / D4ES01-16G
  
•    Synology Network Upgrade
  Module: E10G22-T1-Mini
  
•    M.2 2280 NVMe SSD: SNV3400
  series
  
•    2.5" SATA SSD:
  SAT5200 series
  
•    3.5" SATA HDD:
  HAT5300 series
  
•    Expansion Unit: DX517
  
•    MailPlus License Pack
  
•    Surveillance Device
  License Pack
  
•    Virtual DSM License Pack
  
•    Extended Warranty: EW201,
  Extended Warranty Plus
  
 

 

  

  
Warranty
  
  

  
3 years
  
 

NAS custom upgrade option available,