8x 1G/10G SFP+ SCALANCE XR522-12, managed Layer 3 IE switch, 19-inch rack, 20x 100/1000 Mbit/s RJ45 ports, 2x 1G/2.5G/5G/10Gbit/s RJ45 ports, 4x 100M/1G SFP ports, LED diagnostics, fault contact, select/set button, PROFINET IO device, network management, integrated redundancy manager, office features (RSTP, VLAN, IGMP, etc.), CLP included, power supply 1x AC 230V. SCALANCE XR522-12, managed IE switch, 19-inch rack, 20x 100/1000 Mbit/s ports, 2x 1G/2.5G/5G/10Gbit/s RJ45 ports, 4x 1G SFP ports, 8x 1G/10G SFP+. The future of industrial network design: Structure your plant network with the SCALANCE XR522-12 as a Layer 3 switch and central component in the industrial backbone. This creates the ideal foundation for implementing networks that set standards in terms of reliability and performance. The modular, high-performance, and industrial-grade Layer 3 switches are designed for building electrical and optical line, ring, and star topologies. With the SCALANCE XR522-12, you have complete freedom in choosing connection media and can implement various redundancy concepts.