With a Giesemann product you not only acquire a unique lighting system, but also service you can rely on. We provide not only a multitude of services and products but also committed staff that are there to assist. Please feel free to contact us directly or the specialised distributor in your area. Our service can be contacted


Repair service

We put great effort into our products, the corresponding software and the descriptions. Despite the greatest extent of care and all sorts of technical assistance – our products are created by humans. This is why we cannot exclude mistakes; we welcome constructive criticism and suggestions.

If you return your product, please include the completed return form in your parcel.

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FAQ – Answers to frequently asked questions

As a market leader in the aquarium lighting business, we take great pride in a long lasting and good relationship to our customers. The so-called FAQ provides you with answers to frequently asked questions pertaining to our products and generally to lighting technology.

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Short technology dictionary

Here, you will find an index of the most common technical terms with the corresponding explanations.


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