The CU1521 is an EtherCAT-capable media converter designed for Industrial Fast Ethernet at 100 Mbit/s. It functions as a media converter between optical fiber and copper connections, making it suitable for applications requiring long-distance data transfer or environments with high electromagnetic compatibility (EMC) demands. The CU1521 features multiple ports, including options with two SFP slots for versatile connectivity, and supports multimode or single-mode optical fibers depending on the model. It utilizes a 24 V DC power supply and connects via SC duplex connectors, ensuring reliable data transmission over extended distances in industrial Ethernet and EtherCAT networks.

Beckhoff is renowned for its advanced automation and control solutions, including PC-based control systems, I/O modules, and motion technology. Their innovative approach integrates hardware and software to deliver highly efficient and flexible automation for various industries.