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    Synology Dual Port 10Gb Ethernet Adapter 2 SFP+ Ports E10G21-F2

    REFURBISHED Product Type
    • Synology E10G21-F2 dual-port 10GbE SFP+ network adapter is designed to boost the throughput of compatible Synology systems and cost-effective upgrade for Synology NAS and IP-SAN.
    • Ideal for businesses looking to support growing numbers of users or more intensive workloads with increased bandwidth for storage operations.
    • E10G21-F2 adapter gives you more connectivity options with support for SR and LR transceivers and DAC options.
    • Dual 10GbE ports help alleviate network bandwidth limitations and support Link Aggregation (network bonding) for increased resiliency in the face of network disruptions.
    • CPU offloading technologies reduce network transfer overhead on the host system's processor to boost system performance.
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    Learn more about the Synology Inc. E10G21-F2

    Model
    Brand Synology
    Model E10G21-F2
    Type Accessory
    Interfaces
    Port Others 10 Gbps SFP+
    Environmental
    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)
    Humidity 5% to 95% RH
    Features
    Features Support for 1.5 to 9 KB Jumbo Frames
    Offloaded storage over Ethernet
    Non-offloaded storage over Ethernet
    TCP/UDP Checksum Offloading
    Large Send Offload (LSO)
    Generic Receive Offload (GRO)
    Generic Segmentation Offload (GSO)
    TCP Segmentation Offload (TSO)
    Receive Side Scaling (RSS)
    Transmit Side Scaling (TSS)
    Additional Information
    First Listed on Newegg July 24, 2026

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    • Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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