Synology DiskStation DS725+ 2-Bay 3.5′ Diskless 1x 1GbE + 1x 2.5GbE, NAS (Scalable), AMD Ryzen R1600 dual core, 4GB RAM, 1xUSB3 | DS725+

Synology DiskStation DS725+

Hardware Specifications
CPU CPU Model AMD Ryzen R1600
CPU Quantity 1
CPU Core 2
CPU Architecture 64-bit
CPU Frequency 2.6 (base) / 3.1 (turbo) GHz
Hardware Encryption Engine
Memory System Memory 4 GB DDR4 ECC SODIMM
Memory Module Pre-installed 4 GB (4 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 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 2
Maximum Drive Bays with Expansion Unit 7 (DX525 x 1)
M.2 Drive Slots 2 (NVMe)
Drive Type (See all supported drives) 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. Please consult our compatibility list before purchasing hard drives. For more details, please refer to this article.
External Ports RJ-45 1GbE LAN Port 1
RJ-45 2.5GbE LAN Port 1
USB 3.2 Gen 1 Port 1
Expansion Port 1
Expansion Port Type USB Type-C
Notes MTU value of 1GbE LAN port has a limit of 1500.
Appearance Size (Height x Width x Depth) 166 mm x 106 mm x 223 mm
Weight 1.51 kg
Others System Fan 92 mm x 92 mm x 1 pcs
Fan Speed Mode Full-Speed Mode
Cool Mode
Quiet Mode
Brightness Adjustable Front LED Indicators
Power Recovery
Noise Level* 17.9 dB(A)
Scheduled Power On / Off
Wake on LAN / WAN
Power Supply Unit / Adapter 65 watts
AC Input Power Voltage 100V to 240V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption* 20.41 watts (Access)
7.87 watts (HDD Hibernation)
British Thermal Unit 69.61 BTU/hr (Access)
26.84 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 HDDs and in an idle state. Two G.R.A.S. Type 40AE microphones are 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 40°C (32°F to 104°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
Warranty 3-year hardware warranty, extendable to 5 years with EW201
Notes The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more)
EW201/EW202 is only available in Asia, Africa, and Oceania. Refer to the Extended Warranty website for details on supported countries/regions. (Learn more)
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

Product Last Updated: 24/09/2026

* Whilst we endevour to have the correct information on our products provided from the supplier/manufacturer errors do occur. If you would like to double check the information, please feel free to contact us and we will be more than happy to confirm information on the item prior to purchase. In the event that product information is incorrect due to information we received from our supplier or manufacturer, we do not take responsibility or be held liable for damage(s) or loss(s). We will work with you and do our best to make the best of a bad situation and work with our supplier(s) and/or manufacturer(s) to supply the correct information for the item purchased etc..