The portfolio of Lean Managed Switches from Phoenix Contact's Factory Line range of products has been expanded to include a Profinet version. The new FL Switch LM 8 TX-B is particularly suitable for use in Profinet networks. It complies with the requirements of the Profinet Conformance Class A. In addition, the standard settings of the switch include the activated PTCP filter function. Along with the Quality of Service function, it allows for the creation of extended Profinet networks at low costs.