The L60001FR is an Ethernet Interface Module made by Mitsubishi Electric Automation, Inc. It is used to connect industrial networks and EtherNet/IP devices to a Mitsubishi PLC. It offers a wide range of features to help optimize communications between devices, including easy-to-use programming, integrated diagnostic, and self-diagnostics. The L60001FR can be used for any network protocol and is available in several versions to meet specific application needs.