SIEMENS 6GK5212-2BB00-2AA3 Managed IE Switch SCALANCE X212-2, managed IE switch, 12x 10/100 Mbps RJ45 ports, 2x 100 Mbps multimode BFOC, LED diagnostics, error-signaling contact with set pushbutton, redundant power supply, PROFINET IO device, network management, redundancy manager integrated, including electronic manual on CD-ROM, C-PLUG optional.