Synology FlashStation FS2500
Synology FlashStation FS2500
Synology FlashStation FS2500
Synology FlashStation FS2500
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  • Load image into Gallery viewer, Synology FlashStation FS2500
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  • Load image into Gallery viewer, Synology FlashStation FS2500

Synology FlashStation FS2500

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Efficient All-Flash Server for I/O-Intensive Applications
Synology FlashStation FS2500 features 12 bays for 2.5” SATA SSDs in a 1U enclosure. Its compact form factor and processing power make it an ideal solution for I/O-intensive and latency-sensitive applications such as VM storage and email servers in small to medium-size deployments. Powered by Synology DiskStation Manager (DSM), the FS2500 comes with reliable and easy-to-setup solutions for uptime and data protection.


  • High Performance
Handles intensive I/O efficiently with over
170,000/82,000 4K random read/write IOPS1
  • Flexible Virtualization Storage
Certified support for VMware vSphere, Microsoft
Hyper-V®, Citrix XenServer, and OpenStack with
Kubernetes CSI driver
  • Convenient Networking Options
Built-in dual 10GbE and dual Gigabit Ethernet ports
offer easy integration with existing environments
  • Data and Services Protection
Back up critical data and cut your recovery time
objective with built-in data protection and high
availability tools 

Technical Specifications


CPU Model AMD Ryzen V1780B
  CPU Quantity 1
  CPU Architecture 64-bit
  CPU Frequency 4-core 3.35 (base) / 3.6 (turbo) GHz
  Hardware Encryption Engine (AES-NI)  


System Memory 8 GB DDR4 ECC UDIMM
  Memory Module Pre-installed 8 GB (8 GB x 1)
  Total Memory Slots 2
  Maximum Memory Capacity 32 GB (16 GB x 2)
  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 more information about the recommended memory configurations, please check the Hardware Installation Guide of your Synology product.


Drive Bays 12
  Compatible Drive Type* (See all supported drives) 2.5" SATA SSD
  Hot Swappable Drive*  
  Notes It is strongly recommended that you only install drives listed on your device's compatibility list. Storage pool and volume creation processes may fail when using unverified drives. Synology is unable to provide technical support for devices using unsupported components.
"Compatible drive type" indicates drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.

External Ports

RJ-45 1GbE LAN Port* 2 (with Link Aggregation / Failover support)
  RJ-45 10GbE LAN Port 2 (with Link Aggregation / Failover support)
  USB 3.2 Gen 1 Port* 2
  Notes This device's 1GbE LAN ports have a maximum transmission unit (MTU) size of 1,500 bytes.
The USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019.


PCIe Expansion 1 x Gen3 x8 slot (x4 link)

File System

Internal Drives Btrfs
  External Drives Btrfs
  Notes exFAT Access can be installed for free from Package Center in DSM 7.0. In DSM 6.2 or earlier versions, exFAT Access needs to be purchased in Package Center.


Form Factor (RU) 1U
  Size (Height x Width x Depth) 44 mm x 481.9 mm x 555.9 mm
  Weight 8.3 kg
  Rack Installation Support* 4-post 19" rack (Synology Rail Kit - RKS-01)
  Notes The rail kit is sold separately


System Fan 40 mm x 40 mm x 4 pcs
  Fan Speed Mode Full-Speed Mode
Cool Mode
Quiet Mode
  Easy Replacement System Fan  
  Power Recovery  
  Noise Level* 57.6 dB(A)
  Scheduled Power On / Off  
  Wake on LAN / WAN  
  Power Supply Unit / Adapter 350 W
  Redundant Power Supply  
  AC Input Power Voltage 100V to 240V AC
  Power Frequency 50/60 Hz, Single Phase
  Power Consumption 74.83 W (Access)
  British Thermal Unit 255.17 BTU/hr (Access)
  Notes Noise Level Testing Environment: A Synology NAS loaded with Synology 480GB SAT5200-480G solid-state drive(s) in idle state. Each G.R.A.S. type 40AE microphone is placed at a 1-meter distance from the front and rear of a Synology NAS. Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8%
The power consumption of the NAS model is measured when it is fully loaded with Synology SAT5200-3840G solid-state drives.


Operating Temperature 0°C to 35°C (32°F to 95°F)
  Storage Temperature -20°C to 60°C (-5°F to 140°F)
  Relative Humidity 5% to 95% RH




RoHS Compliant