Synology RackStation RS2825RP+ | 16-Bay 3U Scalable Rackmount NAS

The Synology RackStation RS2825RP+ is a 3U 16-bay rackmount NAS engineered for central data management, comprehensive backup, and secure file sharing. Powered by Synology DiskStation Manager (DSM), it features dual power supplies for maximum service uptime and enterprise-grade resilience across growing business environments.

Engineered for Business Continuity:

  • Reliable Hardware: AMD Ryzen V1780B 4-core processor with 8GB DDR4 ECC RAM (expandable up to 32GB).
  • Scalable Storage Capacity: 16 native drive bays, expandable up to 28 bays (up to 560TB raw capacity) using a Synology RX1225RP expansion unit.
  • Redundant Power & Connectivity: Built-in 10GbE and dual 1GbE RJ-45 ports, dual power supply units for high availability, and a PCIe Gen 3 x8 slot for optional 10/25GbE networking or M.2 NVMe SSD cache cards.
SKU RS2825RP+ Categories , ,
CPU
CPU Model AMD Ryzen V1780B
CPU Quantity 1
CPU Cores 4
CPU Threads 8
CPU Architecture 64-bit
CPU Frequency 3.35 (base) / 3.6 (turbo) GHz
Hardware Encryption Engine
Memory
System Memory 8 GB DDR4 ECC UDIMM
Memory Module Pre-installed 8 GB (8 GB × 1)
Total Memory Slots 2
Maximum Memory Capacity 32 GB (16 GB × 2)
Notes
  • Synology may revise pre-installed memory module specifications in response to component lifecycle and supply conditions. All revised components undergo the same rigorous validation to ensure equivalent compatibility, stability, and 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
Drive Bays (See all supported drives)
16 × 3.5″ SATA HDD or 2.5″ SATA SSD
Maximum Drive Bays with Expansion Unit 28 (RX1225RP × 1)
Hot Swappable Drive*
Notes
  • Compatible drives are mandatory. Please consult our compatibility list before purchasing hard drives. For more details, please refer to this article.
  • SSD cache can be enabled with select compatible SSD. See the compatibility list for model-specific support and details. SSDs are sold separately.
External Ports
RJ-45 1GbE LAN Port 2
RJ-45 10GbE LAN Port 1
USB 3.2 Gen 1 Port 2
Expansion Port 1
Expansion Port Type Mini-SAS HD
Notes This device’s 1GbE LAN ports have a maximum transmission unit (MTU) size of 1,500 bytes.
PCIe
PCIe Expansion 1 × Gen3 x8 slot (x4 link)
Appearance
Form Factor (RU) 3U
Size (Height × Width × Depth) 132.3 mm × 482 mm × 656.5 mm
Weight 17.3 kg
Rack Installation Support* 4-post 19″ rack (Synology Rail Kit – RKS-02)
Notes The rail kit is sold separately
Others
System Fan 80 mm × 80 mm × 3 pcs
Fan Speed Mode
  • Full-Speed Mode
  • Cool Mode
  • Quiet Mode
Easy Replacement System Fan
Power Recovery
Noise Level 49.6 dB(A)
Scheduled Power On / Off
Wake on LAN / WAN
Power Supply Unit / Adapter 550 watts
Redundant Power Supply
AC Input Power Voltage 100 V to 240 V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption 134.48 watts (Access)
50.81 watts (HDD Hibernation)
British Thermal Unit 459.17 BTU/hr (Access)
173.49 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 G.R.A.S. type 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
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
  • FCC
  • CE
  • BSMI
  • VCCI
  • RCM
  • UKCA
  • EAC
  • CCC
  • KC
  • BIS
  • UL
Warranty
3-year hardware warranty, extendable to 5 years with EW202 or Extended Warranty Plus
Notes
  • The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more)
  • Extended Warranty Plus is only available in Europe and North America. EW201/EW202 is only available in Asia, Africa, and Oceania. For exact availability information please visit their respective websites.
Environment
RoHS Compliant
Packaging Content
  • Main Unit × 1
  • Accessory Pack × 1
  • AC Power Cord × 2