The Lantronix C4120 is a versatile fiber media converter designed to offer efficient connectivity solutions for various applications. Supporting 10 Gigabit Ethernet through reliable wired connections, this plug-in module provides both SFP+ and RJ-45 connectors, ensuring compatibility with diverse networking environments. Operating within a temperature range of 0°C to 50°C and a humidity range of 5% to 95% (non-condensing), it is built to perform in various conditions, making it suitable for both commercial and industrial use. Equipped with features such as auto-negotiation, Energy Efficient Ethernet, and remote firmware upgrade capabilities, the C4120 facilitates smooth operation while maintaining energy efficiency. Enhanced manageability through its digital diagnostic function (DMI) and ability for automatic link restoration contributes to seamless networking performance. With a data transfer rate of 10 Gbps and support for multiple cabling types, this converter is a reliable choice for expanding network infrastructure.