EFB-Elektronik GmbH is a leading manufacturer and system provider of networking technology and industrial system solutions. Our expertise ranges from structured cabling using certified high-end products for data centres to custom developments for industrial clients.

Our team services customers worldwide from our headquarters in Bielefeld, Germany. Our customer base includes renowned household names from the IT and security industry, as well as medium sized companies and large corporations.

Our membership in the international TKH Group based in the Netherlands, with more than 6,500 employees and production facilities around the globe, gives us additional leverage for the benefit of our customers. The EFB group of companies has 265 employees across eight locations in Europe, five of them in Germany and three subsidiary companies located in Istanbul, Copenhagen and Vienna.

The current turnover of the TKH Group amounts to 1.5 billion Euros (2018). With a sales volume of 64.1 million Euros (2018), the EFB-Elektronik GmbH ranks among the leading companies of the group.


The assembly of copper wires commenced in 1988 and represents the starting point of our success story in Bielefeld. Demand and industrial structures grew rapidly and a new manufacturing facility was constructed within a short time. The cornerstone for EFB-Elektronik GmbH had been laid and the company has been growing ever since. 

Our Mission Statement

Robin Ohle, Director of EFB-Elektronik GmbH

“Our mission is to do everything it takes to make our customers even more successful.” Robin Ohle, Director of EFB-Elektronik GmbH.

The hallmark of EFB-Elektronik manifests in top-quality products and processes. This includes a service-oriented approach delivering added value to our customers: We have great expertise in finding ideal solutions. |Learn more|

Core areas of expertise

Powerful and fail-safe communication networks are crucial parameters for the success of our customer’s business. They expect investments to reflect positively in their operational result: by increasing productivity, reducing downtime and maintenance costs. This is why we do everything it takes to assist our customers in achieving their goals.

our product portfolio

Easy to use, strong in application and of the greatest value for the user. Quality is one of the outstanding features of our wires. By complying with standards and qualified production processes pursuant to UL E-337915, DIN EN ISO 9001:2015 as well as ISO 14001:2005, we guarantee quality at the highest level. |Learn more|

Comprehensive service

Our goal is to always offer the best possible service to our customers. Therefore, we consistently orient ourselves to the needs of our customers and enable numerous advantages.

Our production

Our production

In Germany, EFB-Elektronik is represented with two production sites in Bielefeld and Sonneberg. The well-balanced mixture of modern technology and precise handcraft ensures that our products meet the high quality standards of our customers. Our expertise lies in speed and flexibility. |Learn more|

Premium brands

Our brands are renowned across Europe for representing top-quality cabling systems. In the area of structured cabling systems, EFB-Elektronik offers our two strong brands INFRALAN® (shielded cabling system) and ECOLAN® (unshielded cabling system).


Company movie

Versatile, competent, flexible - these are the catchwords that embrace EFB-Elektronik in our company movie. Watch the movie and learn more about our company and products!

Our 25-year system warranty

Any infrastructure cabling project is a strategic long-term investment expected to deliver reliability and stability. Our customer’s investment is protected by the 25-year system warranty offered by EFB-Elektronik.

We guarantee compliance with the transmission characteristics of structured copper and fiber optic cabling under the standards applicable at the time of installation.

Management Systems

EFB-Elektronik Management Systems

All our processes use an integrated and certified management system, which includes Quality Management, Occupational health and safety Management and Environmental protection Management. |Learn more|

Quality Assurance

The assurance of quality for manufactured products is an important part of quality management. It has become one of the decisive parameters in a competitive market. EFB-Elektronik employs quality assurance in all areas, such as testing planning, testing execution and computerised testing data processing.

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EFB-Zentrale in Bielefeld
EFB-Elektronik GmbH
Striegauer Str. 1
33719 Bielefeld

Phone: +49 (0)521 40418-0
Fax: +49 (0)521 40418-50


EFB-Elektronik GmbH
Boschstr. 10
82178 Puchheim

Phone: +49 (0)89 8007469-0
Fax: +49 (0)89 8007469-29


EFB-Elektronik GmbH
Johann-Nicol-Dorst-Str. 10
96515 Sonneberg

Phone: +49 (0)3675 75069-0
Fax: +49 (0)3675 75069-25


EFB-Nordic A/S
Naverland 22
DK-2600 Glostrup

Phone: +45 4466 2911
Fax: +45 4090 9777


EFB-Elektronik GmbH
Westende 12
21614 Buxtehude

Phone: +49 (0)4161 5115-0
Fax: +49 (0)4161 5115-15

Raunheim/Frankfurt am Main

EFB-Elektronik GmbH
Am Prime Parc 7
Gebäude B6, 2.OG
65479 Raunheim

Phone: +49 (0)6142 9466-0
Fax: +49 (0)6142 9466-15


EFB-Elektronik Austria GmbH
Belgradplatz 5
A1100 Vienna

Phone: +43 1 6001781-0
Fax: +43 1 6001781-20


EFB Elektronik İthalat İhracat Üretim Tic. LTD. ŞTİ.
Halide Edip Adıvar Mahallesi
Sultan Sokak Mavi Plaza No:22
D:11/22A 34250

Phone: +90 212 222 92 50 pbx
Fax: +90 212 222 92 89

Contact us!