Synology SA3400 NAS Server

Synology Part #/MPN: SA3400

DiscTech Item #: SYN-SA3400-BN-5Y

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Enterprise Grade

Interface Types: SAS Serial Attached SCSI, SATA, USB 3.0 3.1 3.2, Ethernet RJ45

Form Factor: 3.5inx1.0in LFF Hard Drive

Encryption/SED Supported

Electrical Interface: Ethernet 10Gigabit - 10Gbps

On-Board Cache: 16GB

Bays/Ports/Slots: 12

U Height: 2U

Wattage/VA: 500W

Synology SA3400 12 Bay SATA / SAS 8-Core NAS Server - Diskless - Brand New

Synology SA3400 12 Bay SATA / Serial SATA / SAS / Serial Attached SCSI 8-Core NAS / Network Attached Storage Server - Diskless - Brand New

Synology SA3400 12-bay Network Attached Storage Server includes ...

  • Intel Xeon D-1541 8-core 2.1GHz, burst up to 2.7GHz
  • 2 x USB 3.0 ports
  • 4 x Ethernet RJ45 1GbE LAN ports
  • 2 x Ethernet RJ45 10GbE (10GBase-T) LAN ports
  • 1 x Expansion ports
  • 16 GB DDR4 ECC RDIMM, expandable up to 128 GB (32 GB x 4)
  • 12 Drive Bays with a maximum of 96 Drive Bays (RX1217sas) / 180 Drive Bays (RX2417sas) when paired with an Expansion Unit
  • accepts 3.5" or 2.5" SATA and SAS hard drives and 2.5" SAS solid state drives.
  • Encryption Capable

Highly-Scalable Storage For Large-Scale Businesses
Synology SA3400 is a 12-bay rackmount NAS designed for large and extensive scaling of data storage. Its comprehensive data protection technologies, including High Availability, hybrid cloud backup, and server or virtual machine backup approaches, make it a reliable server for massive storage deployment. SA3400 is backed by Synology’s 5-year limited warranty.


  • A highly scalable rackmount NAS to aptly accommodate large businesses needs for scalability, suitable for video post-production and massive surveillance deployment
  • TCO-optimized storage companion, offering various and flexible support for both SAS and SATA drives
  • Scale up to 180/96 drives when connected with 7 RX2417sas/RX1217sas
  • Built-in dual 10GbE and quad 1GbE ports with failover and Link Aggregation support
  • Elastic expandability with dual PCIe 3.0 x8 slots for installing additional 10/25GbE network interface cards
  • Effortless data protection for your physical server, virtual machines, and cloud services through Synology Active Backup Suite
  • Advanced iSCSI storage supports various virtualization deployment, including VMware vSphere, Windows Hyper-V, Citrix XenServer, and OpenStack Cinder
  • Backed by Synology's 5-year limited warranty.

Synology Highly-Scalable Storage For Large-Scale Businesses
Model NumberSA3400
CPUIntel Xeon D-1541 8-core 2.1GHz, burst up to 2.7GHz
Hardware encryption engineYes (AES-NI)
Memory16 GB DDR4 ECC RDIMM, expandable up to 128 GB
Compatible drive type12 x 3.5" or 2.5” SAS/SATA HDD/SSD (drives not included)
Hot Swappable DriveYes
External port
  • 2 x USB 3.0 port
  • 1 x expansion port
  • Dimensions (HxWxD)
  • 88 x 430.5 x 692 mm
  • 88 x 482 x 724 mm (with server ears)
  • Weight14.5 kg / 31.97lbs
  • 2 x 10GbE (10GBase-T)
  • 4 x 1Gigabit RJ45
  • Wake on LAN/WANYes
    PCIe 3.0 slot
  • 2 x 8-lane x8 slot
  • High-performance network interface card support
  • Scheduled power on/ofYes
    System fan4 (80 x 80 x 32 mm)
    AC input power voltage100V to 240V AC/td>
    Power frequency50/60Hz, single phase
    Operating temperature0°C to 35°C (32°F - 95°F)
    Storage temperature-20°C to 60°C (-5°F to 140°F)
    Relative humidity5% to 95% RH
    Maximum operating altitude5,000 m (16,400 ft)
    Networking protocolSMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN (PPTP, OpenVPN , L2TP)
    File system
  • Internal: Btrfs, ext4
  • External: Btrfs, ext4, ext3, FAT, NTFS, HFS+, exFAT
  • Supported RAID typeBasic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10, Synology RAID F1
    Storage management
  • Maximum single volume size: 108TB/200TB (at least 32 GB RAM required, for RAID 5 or RAID 6 groups only)
  • Maximum system snapshots: 65,536
  • Maximum internal volume: 256
  • SSD cacheRead/Write cache support
    File sharing capability
  • Maximum local user accounts: 16,000
  • Maximum local groups: 512
  • Maximum shared folders: 512
  • Maximum concurrent SMB/NFS/AFP/FTP connections: 4,000
  • PrivilegeWindows Access Control List (ACL), application privilege
    Directory serviceWindows AD integration: Domain users login via SMB / NFS / AFP / FTP / File Station, LDAP integration
    VirtualizationVMware vSphere 6.5, Microsoft Hyper-V, Citrix, OpenStack
    SecurityFirewall, encryption shared folder, SMB encryption, FTP over SSL/TLS, SFTP, rsync over SSH, login auto block, Let's Encrypt support, HTTPS (customizable cipher suite)
    Supported clientWindows 7 onward, Mac OS X 10.10 onward
    Supported browserChrome, Firefox, Internet Explorer 10 onwards, Safari 10 onwards; Safari (iOS 10 onwards), Chrome (Android 6.0 onwards) on tablets
    Interface LanguageEnglish, Deutsch, Français, Italiano, Español, Dansk, Norsk, Svensk, Nederlands, Русский, Polski, Magyar, Português do Brasil, Português Europeu, Türkçe, Český
    Packages and Applications
    Synology DriveProvides a universal portal to synchronize files across various platforms, including Windows, macOS, Linux, Android and iOS.
  • Maximum number of hosted files: 5,000,000
  • Maximum number of concurrent connections for PC clients: 2,000
  • File StationVirtual drive, remote folder, Windows ACL editor, compress / extract archived files, bandwidth control for specific users or groups, creating sharing links, transfer logs
    FTP ServerBandwidth control for TCP connections, custom FTP passive port range, anonymous FTP, FTP SSL / TLS and SFTP protocol, boot over the network with TFTP and PXE support, transfer logs
    Presto File ServeHigh-speed data transfer over WAN with exclusive SITA technology between Synology NAS and desktop
    Cloud SyncOne or two-way synchronization with public cloud storage providers, including Alibaba Cloud OSS, Amazon Drive, Amazon S3-compatible storage, Backblaze B2, Baidu Cloud, Box, Dropbox, Google Cloud Storage, Google Drive, hubiC, MegaDisk, Microsoft OneDrive, OpenStack Swift-compatible storage, Tencent COS, WebDAV servers, Yandex Disk
    Universal SearchOffers global searches for applications and files
    iSCSI Storage & Virtulization
    iSCSI Manager
  • Maximum iSCSI targets: 256
  • Maximum iSCSI LUNs: 512
  • Supports iSCSI LUN clone/snapshot
  • Virtual Machine ManagerMultiple virtual machines deployable, including Windows, Linux, or Virtual DSM
    Data Protection & Backup Solutions
    Hyper BackupSupports local backup, network backup, and backup data to public clouds
    Backup toolsDSM configuration backup, macOS Time Machine support, Synology Drive Client desktop application Shared Folder Sync - maximum task numbers: 32
    Snapshot Replication
  • Maximum shared folder snapshots: 1,024
  • Maximum replications: 64
  • Synology High AvailabilityReduces service downtime by setting up two identical NAS into one high-availability cluster
    Active Backup for G SuiteSupports G Suite My Drive and Team Drive backup and restoration
    Active Backup for Office 365Supports Office 365 OneDrive for Business, mail, contacts, and calendar backup and restoration
    Active Backup for BusinessAll-in-one backup solution designed for heterogeneous business IT environments, enabling IT admins to remotely manage and monitor protection over PC, servers, and VM on one centralized console
    Productivity & Collaboration
    Collaboration toolsSupports collaboration with instant message service Synology Chat, online editor Synology Office, and scheduling assistant Synology Calendar
  • Maximum Chat users: 6,000
  • Maximum Office users: 3,400
  • Calender: Supports CalDAV and access via mobile devices
  • Note StationRich-text note organization and versioning, encryption, sharing, media embedding and attachments
    Synology MailPlus Server Secure, reliable, and private mail solution with high-availability, load balancing, security and filtering design (Including 5 free email account licenses. Additional accounts require the purchasing of additional licenses)
    Synology MailPlusIntuitive webmail interface for MailPlus Server, customizable mail labels, filters, and user interface
    MomentsSupports smart AI album with facial and subject recognition, photo editing and sharing features, similar photo detection, auto-editing functions such as color correction and angle adjustments, and AI selection of the best photos. Mobile applications are available on iOS and Android devices
    Other packagesVideo Station, Photo Station, Audio Station, iTunes Server
    Surveillance StationMaximum IP cameras: 100 (total of 3,000 FPS at 720p, H.264) (Including two free camera licenses. Additional cameras require the purchasing of additional licenses)
    All-in-One Server
    Synology Directory ServerProvides a flexible and cost-effective domain controller solution
    Central Management SystemProvides a single interface to manage and monitor multiple Synology NAS models
    VPN ServerMaximum connections: 40, supported VPN protocol: PPTP, OpenVPN, L2TP/IPSec
    Mail ServerSupported Mail Server Protocols: POP3, SMTP, IMAP, Support LDAP/AD account
    Mail StationWebmail interface for Mail Server to receive emails from multiple POP3 mailboxes, customizable SMTP server
    Web StationVirtual host (up to 30 websites), PHP/MariaDB, third-party applications support
    Other packagesDNS Server, RADIUS Server, Log Center
    Storage AnalyzerVolume and quota usage, total size of files, volume usage and trends based on past usage, size of shared folders, large files, most recently modified files, least recently accessed filesr
    Antivirus EssentialFull system scan, scheduled scan, white list customization, virus definition auto update
    Security AdvisorMalware detection/removal, user account/password, network, system-related security scan
    Other packagesAdditional 3rd-party packages available in Package Center
    Environment and Packaging
    Environment safetyRoHS compliant
    Package content
  • SA3400 main unit x 1
  • Quick Installation Guide x 1
  • Accessory pack x 1
  • AC power cord x 2
  • Optional accessories
  • 16GB/32GB DDR4-2666 ECC RDIMM (D4RD-2666-16G/D4RD-2666-32G)
  • Synology E10G17-F2/E10G18-T1/E10G18-T2 10Gbps Ethernet adapters
  • Synology Expansion Unit RX1217sas/RX2417sas
  • VisualStation VS360HD, VS960HD
  • Surveillance Device License Pack
  • Synology MailPlus License Pack
  • Virtual DSM License Pack

  • Click here to view the manufacturer's item description/brochure

    ROHS Compliant

    Weight: 35 lb

    Warranty: 5 Year Manufacturer

    Brand New

    Condition Levels Explained

    The product is brand new.

    5 Year Manufacturer Warranty

    Product Warranties Explained

    The product has a manufacturer warranty for the time period specified.