SA6400

SA6400

Handle growing data storage demands with ease

Meet with an expert
Product Image SA6400
Product Image SA6400
Trusted by professionals across all industries.
Synology is a solid storage with great capabilities out of the box. The licensing model of all-inclusive software adds great value to the product.
Information Technology Manager - Government
Synology provides a single-platform solution for all of our backup needs in a cost effective manner.
Director of Enterprise Infrastructure - Education
Synology's DSM is a masterpiece, designed to be user-friendly even for non-IT professionals, helping us become less reliant on out IT teams.
Director Media Services - Media
Working with Synology Products has just been the best. Its an all in one product that can cater for all aspects of Storage.
Senior Systems Engineer - Media
The Synology brand is very feature-rich and unbeatable in terms of price/performance in the NAS segment. Our current testing was primarily focused on backup, which delivered reliability alongside adequate performance.
CEO - IT Services
Smooth storage server setup with intuitive OS and reliable automation features
Server Administrator - Retail
Highly scalable storage for enterprise and studios The SA6400 can accommodate up to 1.9 PB with support for eight 12-bay RX1223RP expansion units. Direct connections from host to expansion units ensure optimal performance. Download Datasheet ScalabilityUp to 2.1 PB with 8 x RX1223RP expansion unitsCPUOver 6,500/4,000 MB/s sequential read/writeNetworkingOptional 25/40GbE or Fibre Channel connectivity

Scalability with great performance

The SA6400 scales up flexibly whenever your data demands do. Accommodate up to 9 times the original capacity by adding 12-bay RX1223RP expansion units as your deployment grows.

Over10,000/6,200 MB/sread/write after expansion

Up to8expansion units

RX1223RP unitsdirectly connectto SA6400

Scalability with great performance
Built for high reliabilityThe SA6400 is designed with built-in redundancies to keep mission-critical services running, even when disaster strikes.Out-of-band (OOB) managementRemotely power on/off, force restart, and reset your server, or view real-time and historical DSM system logs, even while the device is powered off or the primary network is down, using the dedicated out-of-band management console.Redundant power supplyReduce the possibility of power disruptions on a single distribution channel or power distribution unit adversely impacting data and service availability with redundant PSUs.Failover clusterCombine two SA6400 units into a high-availability cluster with Synology High Availability to achieve full hardware and data redundancy. Minute-level failover minimizes data loss and downtime in the event of server failure, or while performing system updates or upgrades.Learn more

Advanced networking options

The SA6400 has the flexibility to accommodate different operating environments.

Built-in fast connectivity

Two 10GbE RJ-45 ports provide rapid transfer speeds right out of the box.

Configurable networking options

Add up to 2 extra 10GbE SFP+/RJ-45, 25GbE SFP28, or Fibre Channel ports in varying configurations.

Failover and network balancing

Bond multiple network interfaces with Link Aggregation to enable automatic network failover and load balancing.

Advanced networking options
Versatile data storage and business application platformProvide easy access to business data, consolidate digital assets, or host cost-efficient business solutions.Flexible file serverCentral backup serverBusiness application platformFlexible file serverTake advantage of the SA6400’s high storage capacity and expansion capability to host large amounts of data on a central repository. Provide user-friendly access to business data and set up powerful cross-site syncing to empower remote and multi-site collaboration.
Private cloudA private cloud suite for file sharingEmpower your entire organization with a streamlined ability to access, share, and sync data from anywhere. Provide employees with access to corporate files through mobile apps, desktop clients, and a browser-based interface. Set granular file and folder access and sharing permissions. Maintain a full overview of file activities and track file share settings changes with detailed records in the Synology Drive Admin Console.Learn moreSMB/NFS implementation at scaleLeverage SMB or NFS protocols to provide efficient access to company files over the local network or VPN. Manage data access privileges with access control lists (ACL) through Active Directory/LDAP integration and protect files against tampering, loss, or removal with built-in snapshot technology.
Cross-site syncingSecure site-to site file and folder syncingMake sure branches always have up-to-date copies of crucial documents and data available locally by syncing Synology systems one or two-way using Synology Drive ShareSync. Have files updated across locations each time there is a change to efficiently keep all stakeholders on the same page.Learn moreEfficient cross-site syncing through the cloudBoost syncing speeds, cut bandwidth use, and reduce your storage footprint by leveraging the powerful connectivity of our data centers. Synology Hybrid Share intelligently synchronizes data to Synology devices. Large or less frequently accessed files are stored on the cloud to reduce local storage requirements, while frequently used files are stored on local devices to provide users access at LAN speeds.Learn more
Central backup serverBack up PCs, servers, Synology systems, SaaS data, and VMs, and back up your backup servers themselves with a scalable central storage solution.
Enterprise backup storageScalable storage to store growing backup demandsSafeguard your backups by storing backup copies in the SA6400 via ActiveProtect Vault without needing to drastically change your existing backup infrastructure.Learn moreLong-term backup storage for regulatory complianceStore your backups with a secure and scalable storage solution that allows you to ensure compliance via long-term data retention.Learn more
Back up Synology storage systemsBackup destination for shares and LUNsUse Hyper Backup to back up files, LUNs, installed applications, and system configurations from tens or hundreds of Synology servers to your SA6400. Set and forget backup tasks with regular schedules, enhance security with fine-grained user permissions and encryption, reduce backup sizes with built-in deduplication, and restore data flexibly with multi-versioning.Learn more
Snapshot Replication enables configurable point-in-time snapshots of shared folders and LUNs with an RPO as low as 5 minutes and recovery within seconds.Learn moreBare-metal backup for Synology systemsManage bare-metal backups of all your Synology servers from a single centralized console on the SA6400. Leverage built-in deduplication technology to reduce backup sizes while multi-versioning provides flexible restoration options.
Business application platformHost cost-efficient business solutions, either through containers, virtual machines, or Synology DiskStation (DSM)’s own solutions, including a powerful free backup suite, a versatile mail server, and a surveillance VMS with transparent licensing.
Synology productivity solutionsCollaboration in a secure cloudCreate and edit documents, spreadsheets, and slides together with your whole team in real time. Easily migrate existing documents from other platforms and take ownership of your files in a secure private cloud.Learn more
Synology’s private cloud mail solution provides ease of use, full data ownership, and robust data security with a low total cost of ownership thanks to its subscription-free licensing model.Learn more
Keep teams connected through encrypted one-on-one private chats, public channels, and group conversations. Efficiently organize discussions with bookmarks, searchable hashtags, and chatbots.Learn more
Containerization and virtualization-readyApplication test environmentRun Docker containers and VMs on SA6400 using Docker and Synology Virtual Machine Manager (VMM) — a hypervisor for virtualized versions of Windows®, Linux®, and DSM — to safely test and evaluate applications.
Virtual DSM serves as a test environment for package updates or to add an additional layer of security between applications, systems, and data. Learn more

Centralized monitoring and management

Stay on top of your fleet and keep it in optimal condition with our cloud and DSM-based monitoring and management solutions.

Central Management System (CMS)

Conveniently manage your fleet of Synology systems from a centralized console.

Learn more

Active Insight

A powerful cloud-based platform for monitoring performance, backup status, login activity and performing lightweight management tasks.

Learn more

Synology has you covered

The SA6400 is backed by Synology's 5-year limited warranty, including technical support and hardware replacement services to maximize your return on investment and ensure continued high-quality performance. Learn more

Performance backed by Synology drives

Engineered to handle intensive 24/7 workloads, Synology drives consistently deliver top-grade performance.

HDD
Enterprise Series 3.5" SATA
SSD
Enterprise Series 2.5" SATA Enterprise Series M.2 NVMe
Hardware Overview
  • 1Power Button and Indicator
  • 2Status Indicator
  • 3Alert Indicator
  • 4Mute Button
  • 5Drive Status Indicators
  • 6Drive Trays
  • 7Rail Kit Release Tabs
  • 8PSU Fans
  • 9Power Ports
  • 10PSU Indicators
  • 11Expansion Ports
  • 12PCIe Expansion Slots
  • 13Reset Button
  • 14Console Port
  • 15Management Port
  • 16USB 3.2 Gen 1 ports
  • 171GbE RJ-45 ports
  • 1810GbE RJ-45 ports
  • First Product Image
  • Second Product Image
  • Third Product Image
  • Fourth Product Image
  • Fifth Product Image
  • Sixth Product Image
Notes:Gartner® and Peer Insights™ are trademarks of Gartner, Inc. and/or its affiliates. All rights reserved. Gartner Peer Insights content consists of the opinions of individual end users based on their own experiences, and should not be construed as statements of fact, nor do they represent the views of Gartner or its affiliates. Gartner does not endorse any vendor, product or service depicted in this content nor makes any warranties, expressed or implied, with respect to this content, about its accuracy or completeness, including any warranties of merchantability or fitness for a particular purpose.Performance figures are obtained through internal testing by Synology. Actual performance may vary depending on the testing environment, usage, and configuration. See performance charts for more information.Figures were obtained in tests using a SA6400 running Synology DSM 7.2 with 128 GB of RAM, 2 x E25G21-F2 25GbE NICs, 12 x SAT5210-960G SSDs in 2 x RAID 6 volumes, and 3 x RX1223RP expansion units, each with 12 x SAT5210-960G SSDs in RAID 6 volumes. Actual performance may vary depending on hardware and software configuration, workload, and testing environment.For the most up-to-date list of compatible NICs, please check our compatibility list.C2 Storage for Hyper Backup and Hybrid Share requires purchase of an eligible annual or monthly subscription. A free trial is available for each newly registered device.Certain advanced features require Virtual Machine Manager Pro. One Virtual DSM license is included. Additional Virtual DSM instances require the purchase of Virtual DSM Licenses.The warranty period starts from the date of purchase as stated on your purchase receipt. Visit https://www.synology.com/company/legal/warranty for more information.
Hardware Specifications
CPU
CPU
 CPU Model AMD EPYC 7272
CPU Quantity 1
CPU Core 12
CPU Architecture 64-bit
CPU Frequency 2.9 (base) / 3.2 (turbo) GHz
Hardware Encryption Engine
Memory
Memory
 System Memory 32 GB DDR4 ECC RDIMM
Memory Module Pre-installed 32 GB (32 GB x 1)
Total Memory Slots 16
Maximum Memory Capacity 1024 GB (64 GB x 16)
Notes
  • Synology reserves the right to replace memory modules with the same or higher frequency based on supplier's product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance.
  • 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.
  • For multi-module memory configurations, all modules must be identical and share the same model number. Check the Product Manual of your Synology product for recommended memory configurations.
Storage
Storage
 Drive Bays 12
Maximum Drive Bays with Expansion Unit 108 (RX1223RP x 8)
Drive Type (See all supported drives)
  • 3.5" SATA HDD
  • 2.5" SATA SSD
Hot Swappable Drive*
Notes Synology only guarantees full functionality, reliability, and performance for Synology drives listed on the compatibility list. The use of non-validated components may limit certain functionality and result in data loss and system instability.
External Ports
External Ports
 RJ-45 1GbE LAN Port 4
RJ-45 10GbE LAN Port 2
Out-of-Band Management LAN Port 1
Max. Number of LAN Ports 15
USB 3.2 Gen 1 Port 2
Expansion Port 8
Expansion Port Type Mini-SAS HD
PCIe
PCIe
 PCIe Expansion 2 x Gen3 x8 slots (x8 link)
Appearance
Appearance
 Form Factor (RU) 2U
Size (Height x Width x Depth) 88 mm x 482 mm x 724 mm
Weight 16.5 kg
Rack Installation Support* 4-post 19" rack (Synology Rail Kit - RKS-02)
Notes The rail kit is sold separately
Others
Others
 System Fan 80 mm x 80 mm x 4 pcs
Fan Speed Mode
  • Full-Speed Mode
  • Cool Mode
  • Quiet Mode
Easy Replacement System Fan
Power Recovery
Noise Level* 55.5 dB(A)
Scheduled Power On / Off
Wake on LAN / WAN
Power Supply Unit / Adapter 550 watts
Redundant Power Supply
AC Input Power Voltage 100V to 240V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption* 180.5 watts (Access)
88.56 watts (HDD Hibernation)
British Thermal Unit 615.89 BTU/hr (Access)
302.18 BTU/hr (HDD Hibernation)
Notes
  • For more information on how power consumption is measured, refer to this article.
  • Noise testing was conducted with the Synology system fully installed with Synology SATA SSDs and in an idle state. Two GRAS 40AE microphones were placed at a 1 m distance from the front and rear of the device. Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8%.
Temperature
Temperature
 Operating Temperature 0°C to 35°C (32°F to 95°F)
Storage Temperature -20°C to 60°C (-5°F to 140°F)
Operating Humidity 8% to 80% RH
Storage Humidity 5% to 95% RH
Certification
Certification
  • FCC
  • CE
  • BSMI
  • VCCI
  • RCM
  • UKCA
  • EAC
  • CCC
  • KC
  • BIS
  • UL
Warranty
Warranty
 5 Years
Notes The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more)
Environment
Environment
 RoHS Compliant
Packaging Content
Packaging Content
  • Main Unit X 1
  • Accessory Pack X 1
  • AC Power Cord X 2
  • Quick Installation Guide X 1
Optional Accessories
Optional Accessories
Notes For multi-module memory configurations, all modules must be identical and share the same model number. Check the Product Manual of your Synology product for recommended memory configurations.
Notes: Model specifications are subject to change without prior notice. The figures are based on Synology internal testing. Each performance test is done individually. No other services or applications are processed at the same time. The actual performance may be lower than lab testing figure due to differences in server configuration, deployment, and the number of active operations. If usage requirements exceed the specifications above, please contact our regional partners for professional advice.