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Supplier portal

Together with our suppliers, we constantly strive to achieve the highest quality in our products along with added value for our customers. For these reasons, the principles and agreements stated below are mandatory in our collaboration and are accessible at any time as a PDF for our suppliers to download.


The documents are subject to change.

For suppliers of our products

Here, our suppliers can find everything they need to ensure that their products influence subsequent product development, including any of our other products. You have a great responsibility as a product supplier, and for this reason the documents below must be scrupulously observed.

For our non-product-relevant suppliers

Non-product-related suppliers are service providers, specialized companies in areas regulated by law, suppliers of office materials, equipment and buildings as well as suppliers of testing and measurement equipment, tools and devices.