Synology E10G21-F2
10GbE Dual-Port Fiber Network Card
The Synology **E10G21-F2** is a high-performance **dual-port 10GbE Network Card** designed to significantly boost the network throughput of your compatible Synology NAS. This **PCIe 3.0 x8 adapter** is an ideal solution for businesses and demanding users who need to handle bandwidth-intensive tasks such as large-scale file transfers, virtualization, and high-resolution video editing. By adding this Network Card, you can alleviate network bottlenecks and ensure a smooth, low-latency workflow for mission-critical applications.
Advanced Features :
The **E10G21-F2** features **two SFP+ ports** that support both single-mode and multi-mode fiber optic transceivers, as well as Direct Attach Cables (DACs), providing flexible connectivity options. The dual ports can be configured for **Link Aggregation** to combine their bandwidth for a massive **20 Gbps** of throughput, or for **failover** to ensure a redundant network connection. The Network Card also incorporates **CPU offloading technologies** to reduce the processing load on the host NAS, freeing up system resources for other tasks and enhancing overall system performance.
Features :
The **E10G21-F2** is built and designed specifically for Synology systems, ensuring maximum performance and reliability. Its simple **plug-and-play installation** makes it easy to upgrade your NAS’s networking capabilities. The Network Card is supplied with both **low-profile and full-height brackets**, making it compatible with a wide range of rackmount and desktop Synology models. The Network Card features, combined with seamless integration into Synology’s DiskStation Manager (DSM), provide a powerful and reliable solution for professional network environments.
Product Key Features
- Dual-Port 10GbE Network Card
- Fiber (SFP+) Connectivity
- PCIe 3.0 x8 Host Interface
- Supports Link Aggregation and Failover
- CPU Offloading Technology
- Includes both Low-Profile and Full-Height Brackets
Reliability & Performance :
Engineered for continuous 24/7 operation, the **E10G21-F2** ensures consistent, high-speed data transfer. The **dual SFP+ ports** provide a robust and secure connection, while the Link Aggregation feature enhances both performance and network resilience. This Network Card has been rigorously tested and validated by Synology to guarantee flawless compatibility with a comprehensive list of their NAS models, ensuring stable and reliable performance for your most demanding network operations.
Key Features :
- Increases network throughput to 10 Gbps per port
- Provides network redundancy and load balancing
- Reduces system load with CPU offloading
- 5-year limited warranty
- Seamless integration with Synology DSM





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