Synology DS425+ (Black)

2.5GbE connectivity and diverse storage options

The DS425+ features built-in 2.5GbE networking and supports both SATA SSDs and HDDs in 2.5"/3.5" internal bays, as well as M.2 NVMe drives via M.2 slots for use cache.1,5



Private cloud for seamless data access

Streamlined file management and collaboration

Store, sync, access, and share data from any device, wherever you are. Work seamlessly between different platforms and devices, and access your files through mobile apps, desktop clients, and a browser-based interface. Quickly and easily roll back files in case of accidental deletion, mistakes, malware, etc., with versioning.



Purchase a NAS together with Synology HAT series drives and benefit from the Synology Express Replacement Program, ensuring same-day drive replacement when needed. Contact your Sales Manager for more details.



"The 'Express Replacement' service is an initiative by Synology and its authorized distributors, allowing Synology partners to provide customers with a replacement device without long downtime in the event of a failure.

Thanks to local stock with replacement units and spare parts, the partner should receive a replacement device within a maximum of 3 days*.



*The service is free of charge.

*The replacement time is not guaranteed, as it depends on the current availability of replacement units and spare parts. Therefore, in some cases, the replacement time may be extended."

• Up to 278 MB/s sequential read and 281 MB/s sequential write performance enables fast file


• sharing, syncing, streaming, and backup for multiple users


• Includes one 2.5GbE port and one 1GbE port, providing fast networking with failover support


• Supports 4 2.5" SATA SSD and 3.5" SATA HDD.5 Synology hard drives and SSDs are


• designed to integrate seamlessly with Synology systems, delivering exceptional reliability


• Two built-in M.2 slots provide SSD caching


• 6 without occupying drive bays