The Synology E25G30-F2 is a high-performance dual-port 25G SFP28 network adapter card designed to deliver ultra-fast connectivity for compatible Synology NAS and server systems. Featuring two 25GbE SFP28 ports with PCIe 3.0 x8 interface, this adapter card supports SR and LR transceivers as well as DAC (Direct Attach Copper) cables for flexible deployment options. With CPU offloading technology to reduce system overhead and backward compatibility with 10G SFP+ modules, the E25G30-F2 enables seamless network upgrades and high-bandwidth applications including large-scale virtualization, 4K/8K video editing, high-speed backup operations, and mission-critical data transfers. Ideal for enterprises requiring maximum network throughput and low latency, this adapter card transforms your Synology RackStation or DiskStation into a high-performance storage solution capable of handling demanding multi-client environments and bandwidth-intensive workloads, backed by a 5-year warranty.