We energize mobility. Worldwide.

Hartmann & König Stromzuführungs AG is a leading manufacturer of motorized cable reels, spring cable reels and slip ring assemblies. We supply our global customers with advanced energy and data transfer systems for mobile consumers. Our products are dependable energy and data supply solutions for the container handling, crane technology, plant engineering, mining and materials handling industries.

  • All-round service from a single source
  • Your partner for customized special solutions
  • Personal, partnership-based customer care from our extensive sales partner network
  • Made in Germany / Graben-Neudorf

Our product range


With long-standing expertise in the development and manufacture of cable reels and slip ring systems, we deliver outstanding quality and prowess in mobile consumer power supply.

Our dedicated team of engineers and designers is at our customers’ service in all issues and develops bespoke solutions for even the most complex and challenging applications. We supply reels for virtually all types of motorized drive for both spiral and cylindrical winding and unwinding of cables, ropes or hoses. Our customers’ individual requests are always our priority. We are ready for any technical challenge and always able to find the perfect solution!

Our services


Together for the next generation!

| Graben-Neudorf

Hartmann & König Stromzuführungs AG is proud to sponsor the young footballers from Graben-Neudorf!

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Welcome to the team - start of the traineeship at Hartmann & König!

| Graben_Neudorf

Today the new training year starts and we are very happy to welcome 4 new trainees as precision mechanics.

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Mayor Christian Eheim visited Hartmann & König Stromzuführungs AG

| Graben-Neudorf

On Thursday (November 24, 2022), Mayor Christian Eheim visited Hartmann & König Stromzuführungs AG (HUKAG).

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Do you have any further questions or
would you like to get in touch?

Contact form

Give us a call: +49 7255 71200