Synology DiskStation DS1525+
Synology DiskStation DS225+

Synology DiskStation DS425+

Compact 4-Bay Design: Offers a space-efficient solution for storing and managing data. 

Up to 80TB Raw Storage: Supports a substantial amount of data, suitable for various needs. 

2.5GbE Connectivity: Provides faster network speeds for data transfer. 

M.2 NVMe SSD Support: Allows for the implementation of SSD caching to improve performance. 

Synology Drive: Enables the creation of a private cloud for file access, sharing, and syncing across devices and locations. 

Active Backup Suite: Offers comprehensive data protection for various devices and cloud services. 

Surveillance Station: Transforms the DS425+ into a video management system with features like real-time monitoring and smart analytics. 

Powered by DSM: Synology’s intuitive operating system provides a user-friendly interface for managing the NAS. 

AES-NI Hardware Encryption: Ensures secure data transmission. 

Suitable for Various Users: From home users and creators to small businesses and IT professionals. 

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Description

Synology DiskStation DS425+

Specifications

CPU
CPU ModelIntel Celeron J4125
CPU Quantity1
CPU Core4
CPU Architecture64-bit
CPU Frequency2.0 (base) / 2.7 (turbo) GHz
Hardware Encryption Engine
Memory
System Memory2 GB DDR4 non-ECC
Total Memory Slots1
Maximum Memory Capacity6 GB (2 GB + 4 GB)
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.
Storage
Drive Bays4
M.2 Drive Slots2 (NVMe)
Drive Type
  • 3.5″ SATA HDD
  • 2.5″ SATA SSD
  • M.2 2280 NVMe SSD
Hot Swappable Drive*
Notes
  • The hot swappable drive feature is not supported by M.2 SSD slots.
  • Compatible drives are mandatory.
External Ports
RJ-45 1GbE LAN Port1
RJ-45 2.5GbE LAN Port1
USB 3.2 Gen 1 Port2
NotesThis device’s 1GbE LAN ports have a maximum transmission unit (MTU) size of 1,500 bytes.
Appearance
Size (Height x Width x Depth)166 mm x 199 mm x 223 mm
Weight2.18 kg
Others
System Fan92 mm x 92 mm x 2 pcs
Fan Speed Mode
  • Full-Speed Mode
  • Cool Mode
  • Quiet Mode
Brightness Adjustable Front LED Indicators
Power Recovery
Noise Level*21.6 dB(A)
Scheduled Power On / Off
Wake on LAN / WAN
Power Supply Unit / Adapter90 watts
AC Input Power Voltage100V to 240V AC
Power Frequency50/60 Hz, Single Phase
Power Consumption*28.25 watts (Access)
6.10 watts (HDD Hibernation)
British Thermal Unit96.33 BTU/hr (Access)
20.79 BTU/hr (HDD Hibernation)
Notes
  • 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 Temperature0°C to 40°C (32°F to 104°F)
Storage Temperature-20°C to 60°C (-5°F to 140°F)
Relative Humidity5% to 95% RH
Certification
  • FCC
  • CE
  • BSMI
  • VCCI
  • RCM
  • UKCA
  • EAC
  • CCC
  • KC
  • BIS
Warranty
3-year hardware warranty, extendable to 5 years with WW201 or Extended Warranty Plus
Notes
  • The warranty period starts from the purchase date as stated on your purchase receipt.
Environment
RoHS Compliant
Packaging 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
Optional Accessories
  • DDR4 non-ECC SODIMM: D4NS01-4G
  • Enterprise Series 3.5″ SATA HDD: HAT5300 Series
  • Plus Series 3.5″ SATA HDD: HAT3300 Series
  • Enterprise Series 2.5″ SATA SSD: sat5200 Series
  • Enterprise Series M.2 2280 NVMe SSD: SNV3400 & SNV5400 Series
Notes:
  1. Model specifications are subject to change without prior notice.
  2. 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.
  3. The actual performance may be lower than lab testing figure due to differences in server configuration, deployment, and the number of active operations.

Synology Diskstation DS425+

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