NAS Synology Diskstation DS923+/ 4 Bays 3.5"- 2.5"/ 4GB DDR4/ Tower Format

DiskStation® DS923+

A new level in data management

Smart, versatile storage that helps consolidate and store growing digital data.

incredibly compact

Powerful functionality in a small package, with room for dual 10GbE and NVMe drives.

Consolidate and share

Store and flexibly organize 50TB of data, then share it with anyone.

Keep your data safe

Hardware and software designed to protect your data, trusted by millions of people.

Storage that adapts to your needs

Is your data scattered across external drives and public cloud accounts? With the DS923+, you can consolidate your data with more than 50TB in 4 bays. Do you need more space? Expand your system with the DX517 for more than 120TB of storage.

The performance you need

Reduce transfer times with the DS923+, designed to speed up your workloads. Easily add faster networking and NVMe drives to further boost performance.

Store, share and protect

Manage all your documents, photos and other files, back up apps and devices, and protect your assets with professional video surveillance.

private cloud

Access files from all your devices and protect them with intelligent versioning. Manage, share and sync your data between locations.

Multi-layer backup

Back up files, folders, physical devices, virtual machines, and SaaS applications with free solutions, and protect your NAS with built-in technologies.

smart surveillance

Transform your Synology device into a complete video management system for a wide range of supported IP cameras.

Performance backed by Synology drives

Enjoy consistent high performance and reliability with enterprise-grade drives with built-in data protection, designed for Synology systems

Do more with DiskStation Manager

Take advantage of a range of native productivity, management, and security solutions available on the Internet-based Synology DSM operating system.

HARDWARE SPECIFICATIONS

• CPU
  • CPU Model: AMD Ryzen R1600
  • CPU Quantity: 1
  • CPU architecture: 64-bit
  • CPU Frequency: 2-core 2.6 (base) / 3.1 (turbo) GHz
  • Hardware Encryption Engine (AES-NI)
• Memory
  • System Memory: 4GB DDR4 ECC
  • Pre-installed memory module: 4 GB (4 GB x 1)
  • Total memory slots: 2
  • Maximum memory capacity: 32 GB (16 GB x 2)
• Storage
  • Drive Enclosure(s): 4
  • Drive Enclosures Max. with expansion unit: 9 (DX517 x 1)
  • Drive Slots: M.2 2 (NVMe)
  • Supported drive type* (see all supported hard drives)
    • 3.5' SATA HDD
    • 2.5' SATA SSD
    • M.2 2280 NVMe SSD
    • Hot-swap drive*
• external ports
  • RJ-45 1GbE LAN port *2 (With Failover / Link Aggregation support)
  • USB 3.2 Gen 1 port *2
  • eSATA port 1
• PCIe
  • PCIe1 x Gen3 x2 network upgrade slot expansion
• File System
  • internal units
    • Btrfs, EXT4
  • external drives
    • Btrfs, EXT4, EXT3, FAT, NTFS, HFS+, exFAT
• Appearance
  • Size (Height x Width x Depth) 166mm x 199mm x 223mm
  • Weight 2.24kg
• Others
  • System fan 92mm x 92mm x 2 pcs
  • fan speed mode
  • Full speed mode
  • cool mode
  • Silent mode
  • Front LED indicators with adjustable brightness
  • Energy Recovery
  • Noise level *22.9 dB(A)
  • Scheduled power on and off
  • Wake up with LAN/WAN
  • 100 W Power Supply / Adapter
  • Input power voltage AC 100V to 240V AC
  • Supply frequency 50/60 Hz, Single phase
  • Energy consumption
    • 35.51W (Access)
    • 11.52 W (HDD Hibernation)
  • british thermal unit
    • 121.09 BTU/hr (Access)
    • 39.28 BTU/hr (Hard Drive Hibernation)
• Temperature
  • Operating temperature 0°C to 40°C (32°F to 104°F)
  • Storage temperature -20°C to 60°C (-5°F to 140°F)
  • Relative humidity 5% to 95% RH
• Certification
  • FCC, CE, BSMI, VCCI, RCM, UKCA, EAC, CCC, KC
• Warranty
  • 3-year hardware warranty, extendable to 5 years with Extended Warranty Plus
  • The warranty period starts from the date of purchase, as indicated on the purchase receipt. (Have more information)
• Around
  • RoHS Compliant
• Package 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 gadgets
  • DDR4 ECC SODIMM: D4ES02-4G/D4ES02-8G/D4ES01-16G
  • Expansion Units: DX517
  • 3.5' SATA HDD: HAT5300
  • 2.5' SATA SSD: SAT5210
  • M.2 2280 NVMe SSD: SNV3410
  • 10GbE Network Upgrade Module: E10G22-T1-Mini
  • VisualStation: VS360HD

DSM Specifications

• storage management
  • Maximum single volume size *108 TB
  • max number internal volume 64
  • Support for M.2 SSD storage pools*
  • Read/Write Cache SSD (White Paper)
  • 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 hard drives
  • Synology Hybrid RAID, RAID 1, RAID 5, RAID 6, RAID 10
• Volume expansion by adding a hard drive
  • Synology Hybrid RAID, JBOD, RAID 5, RAID 6 (with expansion unit)
• RAID type supported by Global Hot Spare
  • Synology Hybrid RAID, RAID 1, RAID 5, RAID 6 (with expansion drive), RAID 10 (with expansion drive)
• file services
  • SMB/AFP/NFS/FTP/WebDAV file protocol
  • max number concurrent SMB/AFP/FTP connections 1,000
  • max number concurrent SMB/AFP/FTP connections (with RAM expansion) 2,000
  • Integration with Windows Access Control List (ACL)
  • NFS Kerberos authentication
  • Account and shared folder
  • Maximum # of local user accounts 2,048
  • Max no. of local groups 256
  • max number of shared folders 512
  • max number Shared Folder Synchronization Tasks 16
  • Hybrid Share
  • Maximum Hybrid Share folders 10
  • high availability
  • Synology High Availability
  • records center
  • Syslog events per second 800
  • virtualization
  • VMware vSphere with VAAI
  • Windows Server 2016
  • Windows Server 2019
  • Citrix Ready
  • OpenStack
• General specifications
  • Network 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, Safari
  • Supported language English, Deutsch, Français, Italiano, Español, Dansk, Norsk, Svenska, Nederlands, Русский, Polski, Magyar, Português do Brasil, Português Europeu, Türkçe, Český, ภาษาไทย, 日本語, 한 국어, 繁體中文, 简体中文
  • Plugin Packages see full package list
  • Antivirus by McAfee (Trial)
  • Central Management System
• Synology Chat
  • Maximum number of concurrent users 100
  • max number of concurrent download tasks 80
• SAN Manager
  • max number iSCSI Target 128
  • max number by LUN256
  • LUN Clone/Snapshot, Windows ODX (Offloaded data transfers)
• Synology MailPlus / MailPlus Server
  • Free email accounts 5 (Licenses required for additional accounts)
  • Maximum number of concurrent users 100
  • Peak server throughput 1,224,000 emails per day, approx. 37GB
  • Media Server
  • DLNA-compatible
• Synology Photos
  • facial recognition
  • Snapshot Replication
  • Maximum number of snapshots per shared folder 1,024
  • Maximum System Snapshots 65,536
• Surveillance Station
  • max number IP cameras (licenses required) 40 (including 2 free licenses) (see all supported IP cameras)
• Full FPS (H.264) 1200 FPS @ 720p (1280x720)
  • 1050FPS@1080p (1920x1080)
  • 600FPS@3M (2048x1536)
  • 360FPS@5M (2591x1944)
  • 200FPS@4K (3840x2160)
• Full FPS (H.265) 1200 FPS @ 720p (1280x720)
  • 1200FPS@1080p (1920x1080)
  • 1000FPS@3M (2048x1536)
  • 600FPS@5M (2591x1944)
  • 300FPS@4K (3840x2160)
• Synology Drive
  • Recommended number of concurrent sync clients350 (the number of connections that can be maintained when the recommended number of hosted files is reached)
  • Recommended number of hosted files5,000,000 (Applies to files indexed or hosted by Synology Drive. For file access via other standard protocols, please refer to the File Services section above)
  • Using the SSD cache can greatly improve performance.
  • For models tested with expandable memory, the maximum amount of RAM was installed.
  • During the test mentioned above, unencrypted shared folders and the Btrfs file system were used.
• Synology Office
  • Maximum number of users 1,200
  • Client performance may affect the maximum number of concurrent editing users. Client PCs used for testing: Intel Core i3-3220 / 8 GB RAM
• VideoStation
  • Virtual Machine Manager
  • Recommended Virtual Machine Instances 4 (More information)
  • Recommended number of Virtual DSM (licenses required) 4 (including 1 free license)
• vpn server
  • Max connections 40