Responsible for the content of this site:

Konrad-Zuse-Str. 9, 47877 Willich / Germany
Phone:  +49 2154 4992-0
Fax:      +49 2154 4992161

Managing Director: Shinya Uesaka, Atsushi Murayama, Koji Kimura
Tax ID: DE 119111333
Local Court Krefeld - HRB 3226 Jurisdiction Krefeld / Germany

All rights reserved. The content of this site is subject to your personal information exclusively.

Spreading and use of any kind are not permitted without special permission from Sumitomo Electric. Especially, reprints, inclusion in online-services and internet and duplication on data mediums such as CD-ROM, DVD-ROM are only allowed with written permission from Sumitomo Electric.

We specially disassociate from all contents of all sites that are linked from, and do not take possession of these contents. This declaration is valid for all links on this website.

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Legal disclaimer

We are happy you visit our website and show interest in our products. You may be asked for personal information. Answering these questions is voluntary. All personal data collected on this website is saved and used exclusively for your individual care, transmission of product-information or submission of service-offers. We guarantee that your information are dealt with confidentially meeting current data protection demands. All rights reserved.

Texts, pictures, graphics, sound, animations and videos as well as their arrangement on Sumitomo websites are subject to copyright laws and further protection laws.

The contents of this website may not be copied, spread, altered or made available to a third party for commercial purposes. Some netracom websites contain pictures that are subject to the copyright of a third party.

No guarantee

Great pains were taken over putting together this website. Nevertheless, our company cannot guarantee that the contained information is exact and flawless. We exclude any liability for any damage that might arise directly or indirectly from the use of this website, provided these damages are not due to our intent or negligence.


All contents, photos, texts and graphic arts are protected by copyright. They may be changed not without previous written approval neither completely nor in extracts copied, be multiplicated or be published.

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Data protection

This website uses Piwik, a web analytics open-source software. Piwik uses "cookies", which are text files placed on your computer, to help the website analyze how users use the site. The information generated by the cookie about your use of the website (including your IP address anonymized prior to its storage) will be stored on the server of the service provider in Germany. You may refuse the use of cookies by selecting the appropriate settings on your browser, however please note that if you do this you may not be able to use the full functionality of this website.