Check the listing for details. CentreCom MX40F/ST Fiber Optic Transceiver 10BASE-FL 802.3. Condition: New. Listed at 45.99 USD. The CentreCom MX40F/ST Fiber Optic Transceiver is a high-performance 10BASE-FL Ethernet transceiver designed for fiber-optic network applications. It provides a reliable and long-distance communication solution, ensuring stable data transmission over fiber optic cables. Compatible with IEEE 802.3 standards, this transceiver supports ST-type fiber connectors, making it ideal for network infrastructure, industrial applications, and high-speed data transfer needs. Its compact and lightweight design allows for easy installation and integration into existing systems.