• Man assembling cables, EFB-Elektronik

    Our production sites

    Consistent quality for special assemblies of fiber optic and copper cabling

  • Man assembling cables, EFB-Elektronik

    Our production sites

    Consistent quality for special assemblies of fiber optic and copper cabling

  • Man assembling cables, EFB-Elektronik

    Our production sites

    Consistent quality for special assemblies of fiber optic and copper cabling

  • Man assembling cables, EFB-Elektronik

    Our production sites

    Consistent quality for special assemblies of fiber optic and copper cabling

The production of fiber optic and copper assemblies to customer specifications requires extensive technical expertise, precision and efficiency. Every special cable and special assembly for industry, mechanical and plant engineering as well as IT and telecommunications is a new challenge, which we are happy to meet and assist you in implementing. Let us tackle your individual project together!

For over 35 years, we have been producing fiber optic and copper cabling as well as splice boxes, cabinet systems and complete cable groups for you in our own manufacturing facilities. This gives us a wealth of experience, which combined with modern production processes and the intuition of our employees ensures the highest quality.
  • EFB-Elektronik Logo on work outfit, EFB-Elektronik

    Our fiber optic and copper manufacturing facilities in Bielefeld, Sonneberg and Slovakia stand for

    speed, implementation strength and quality - at the same time they impress with their manufactory character and humanity.

  • EFB-Elektronik Logo on work outfit, EFB-Elektronik

    Our fiber optic and copper manufacturing facilities in Bielefeld, Sonneberg and Slovakia stand for

    speed, implementation strength and quality - at the same time they impress with their manufactory character and humanity.

  • EFB-Elektronik Logo on work outfit, EFB-Elektronik

    Our fiber optic and copper manufacturing facilities in Bielefeld, Sonneberg and Slovakia stand for speed, implementation strength and quality - at the same time they impress with their manufactory character and humanity.

  • EFB-Elektronik Logo on work outfit, EFB-Elektronik

    Our fiber optic and copper manufacturing facilities in Bielefeld, Sonneberg and Slovakia stand for speed, implementation strength and quality - at the same time they impress with their manufactory character and humanity.






We are at your service for special cables & special assemblies

  • Man and woman inspecting cables, EFB-Elektronik

    Personal expert advisors are available to assist you at every step of the process.

  • Man and woman inspecting cables, EFB-Elektronik

    Personal expert advisors are available to assist you at every step of the process.

  • We have our own manufacturing facilities in Germany and Eastern Europe
  • Fiber optic and copper cabling as well as splice boxes, cabinet systems and complete cable groups
  • Special assemblies for industry, machine and plant construction as well as IT and telecommunications
  • Fast and reliable realization from small to large series
  • We have our own machinery
  • Trained, experienced team
  • High quality standard by monitoring the manufacturing process and testing the components
  • For the sake of the environment: short delivery routes
  • Fast implementation and delivery
  • Man and woman inspecting cables, EFB-Elektronik

    Personal expert advisors are available to assist you at every step of the process.

  • Man and woman inspecting cables, EFB-Elektronik

    Personal expert advisors are available to assist you at every step of the process.

  • We have our own manufacturing facilities in Germany and Eastern Europe
  • Fiber optic and copper cabling as well as splice boxes, cabinet systems and complete cable groups
  • Special assemblies for industry, machine and plant construction as well as IT and telecommunications
  • Fast and reliable realization from small to large series
  • We have our own machinery
  • Trained, experienced team
  • High quality standard by monitoring the manufacturing process and testing the components
  • For the sake of the environment: short delivery routes
  • Fast implementation and delivery





You have high requirements? We have a reliable, competent team

We are proud of our high quality standards: 40 people ensure the highest product quality in our German manufacturing facilities. Some of them have been part of the EFB team for over 30 years. This means that they have extensive experience - which is extremely valuable, especially when it comes to manual assembly and placement! Precise manual work, at the same time fast and efficient production - this is perfectly normal for our employees.

It is important to us that we raise and maintain the technical competence of our production staff to a high level through training. Each individual is a specialist in their field!
At the same time, we focus on the well-being of our employees. Only in this way can we ensure a pleasant working atmosphere and enable the high level of motivation. The workplaces in production are ergonomically designed and everyone receives their own (special) tools.
Woman at cable assembly, EFB-Elektronik

Special Cables & Special Assemblies Fiber Optic production

In a general view the production of EFB-Elektronik in Bielefeld is shown. Various, cheerful employees can be seen in the picture - they are busy with the assembly.

Custom products and special cables Copper production






Automation for special assemblies

In addition to our manufactory, our machinery completes our production portfolio. From automatic crimping to cutting and printing, our machines perform fast, reliable and precise work.
Through the development of special tools, it is also possible for us to meet a wide range of special requests.
Cable manufacturing - machine, EFB-Elektronik





Benefit from our all-round service

Two persons looking at document, EFB-Elektronik
  • Your permanent contact person advises you personally and accompanies you throughout the entire process
  • We develop products cost-optimized in a lean process and in close coordination with you
  • Let us create concept drawings, production drawings and material lists for you
  • Prototyping - fast and efficient
  • You can receive initial sample inspection reports (EMPB)
  • For wire harness production we will be at your side
  • Every step of the process is documented for the goods that pass through our production, so that you can trace back all products
  • Everything we produce ourselves is 100% tested by us
Three men inspect cable, EFB-Elektronik

Cable assembly & industrial solutions

Mann inspecting packages, EFB-Elektronik

Individual packaging services