Synology DS225+ 2-Bay Diskless NAS DiskStation

Synology DS225+ 2-Bay NAS DiskStation for Home and Small Office

The Synology DS225+ is a 2-bay network attached storage device powered by an Intel Celeron J4125 quad-core processor, offering fast file sharing, automated backup, and private cloud functionality for home users and small offices with up to 6GB of expandable DDR4 RAM.

Ideal for small business owners seeking a self-hosted file server, home users wanting a private photo and media library, and teams needing on-premises document collaboration without cloud subscription fees, the DS225+ delivers professional-grade NAS performance in a compact desktop form factor.

Backed by Synology's reputation as a leading NAS manufacturer, the DS225+ carries FCC, CE, RoHS, and multiple international certifications. It runs Synology DiskStation Manager (DSM), a mature operating system with a rich ecosystem of add-on packages and long-term software support.

Key Features of the Synology DS225+

Dual-Network Connectivity: Includes both a 1GbE and a 2.5GbE LAN port for flexible high-speed network integration and link aggregation options.

Intel Celeron J4125 Quad-Core CPU: 2.0 GHz base / 2.7 GHz turbo 64-bit processor with hardware encryption engine ensures smooth file transfers and secure data access.

Expandable Memory: Ships with 2GB DDR4 non-ECC RAM in a single slot, expandable up to 6GB (2GB + 4GB) for improved multitasking and application performance.

Hot-Swappable Drive Bays: Two bays support 3.5-inch SATA HDDs and 2.5-inch SATA SSDs with hot-swap capability, allowing drive replacement without downtime.

Comprehensive RAID Support: Supports Synology Hybrid RAID, RAID 0, RAID 1, JBOD, and Basic configurations with migration path from Basic to RAID 1 for data protection flexibility.

Quiet and Energy Efficient: Operates at just 19.6 dB(A) with a 92mm fan and consumes only 16.98 watts during access and 6.08 watts in HDD hibernation mode.

Rich DSM Ecosystem: Full DSM feature set including Hyper Backup, High Availability, Log Center (800 syslog events/sec), Hybrid Share, and Central Management System support.

USB Copy and Dual USB 3.2 Ports: Two USB 3.2 Gen 1 ports with USB Copy function for fast direct transfers from external drives and memory devices.

Technical Specifications

CPU Model: Intel Celeron J4125

CPU Cores: 4

CPU Architecture: 64-bit

CPU Frequency: 2.0 GHz base / 2.7 GHz turbo

Hardware Encryption Engine: Yes

System Memory: 2 GB DDR4 non-ECC

Memory Slots: 1