Perfect for first-time NAS owners and home users, the Synology DS225+ is a compact 2-bay home NAS that makes building your own personal cloud, automatic file backup, and smooth media streaming effortless. With Synology’s intuitive DSM software for easy setup and remote access, plus robust data protection options like RAID 1 and snapshot-based recovery, it gives families and home offices peace of mind while delivering the performance needed for 4K streaming, photo library management, and secure file syncing. Ideal as your first NAS, the DS225+ blends beginner-friendly setup, energy-efficient quiet operation, and powerful features to grow with your storage needs.

Simplify your storage

Consolidate and safeguard

Up to 40 TB of raw storage

Capable storage

Built-in 2.5GbE port and over 282/217 MB/s sequential read/write

Choose the solutions you need

Back up multiple endpoints, manage 25 IP cameras, or safely sync and share files across sites

Specification

Hardware Specifications
CPU
CPU Model	Intel Celeron J4125
CPU Quantity	1
CPU Core	4
CPU Architecture	64-bit
CPU Frequency	2.0 (base) / 2.7 (turbo) GHz
Hardware Encryption Engine
Memory
System Memory	2 GB DDR4 non-ECC
Total Memory Slots	1
Maximum Memory Capacity	6 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. Compatibility and stability have been strictly verified. Please select Synology memory modules for optimum compatibility and reliability. No full warranty or support if non-Synology modules are used.
Storage
Drive Bays	2
Drive Type	3.5" SATA HDD 2.5" SATA SSD
Hot Swappable Drive*
Notes	Compatible drives are mandatory. Please consult us before purchasing hard drives.
External Ports
RJ-45 1GbE LAN Port	1
RJ-45 2.5GbE LAN Port	1
USB 3.2 Gen 1 Port	2
USB Copy
Notes	1GbE LAN ports have a maximum MTU size of 1,500 bytes.
Appearance
Size (H x W x D)	165 mm x 108 mm x 232.2 mm
Weight	1.3 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*	19.6 dB(A)
Scheduled Power On / Off
Wake on LAN / WAN
Power Supply Unit / Adapter	60 watts
AC Input Power Voltage	100V to 240V AC
Power Frequency	50/60 Hz, Single Phase
Power Consumption*	16.98 W (Access) 6.08 W (HDD Hibernation)
British Thermal Unit	57.90 BTU/hr (Access) 20.73 BTU/hr (HDD Hibernation)
Notes	Noise testing conducted with Synology SATA HDDs installed, in idle state. 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)
Relative 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
Notes	Warranty starts from purchase date on receipt. Extended warranty availability varies by region.
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 Quick Installation Guide x 1