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ProfiHub / ProfiSwitch - Multichannel PROFIBUS repeaters

The reputable ProfiHub and ProfiSwitch family is a collection of multichannel PROFIBUS DP network components to create reliable star/tree networks and long multi-device spur lines. This ensures that processes run more efficiently and unplanned downtime is reduced. They are utilized in many applications worldwide and available in different varieties to comply with the specific requirements of your company.

  • Galvanically isolated transparent repeaters

  • Block short circuits and other bus problems

  • For a reliable and efficient installation

Your benefits

  • Hot slave insertion and removal during operation

  • Short circuit protection on each channel

  • Compact and robust construction

  • Status and error display (per channel)

  • Suitable for all DP cables

  • Straightforward networks

  • Extendable installations

  • Cost reduction


ProfiHubs and ProfiSwitches are equipped with galvanically isolated transparent repeaters. Behind each repeater a segment is created that is able to handle 31 devices with a cable length equal to the main bus. Each repeater prevents short circuits and other bus problems. The ProfiSwitch is also capable to customize the baudrate on each channel.

Application areas

  • Dynamic spur lines to devices

  • Star, tree and bus structured networks

  • Pull/Plug motor control centers

  • Barrier for non-galvanic isolated equipment

  • EMC-sensitive applications

  • Applications with device and cable stress


Want more information? Ask us.


Mousa Saai
Sales Engineer

English, Arabic