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Our philosophy High-quality products & exceptional service

High-quality products and exceptional services are what make the Fronius Solar Energy Division the quality leader in the global market and a model of sustainability. As the youngest division at Fronius, we have been researching, developing and manufacturing innovative photovoltaics solutions since 1992. As a solar pioneer and manufacturer of inverters from day one, we now offer a wide range of products relating to generating, storing, distributing and consuming energy from renewable sources. This includes inverters, storage solutions, meter and energy monitoring systems, as well as complete system solutions and an extensive range of services.

Our vision of 24 hours of sun is what drives us

a sustainable energy supply based on 100% renewable energy sources. For us, revolutionary technologies and ideas for the transformation and control of energy are the key to reaching this goal. This is why we are working intensively with other innovation leaders: together we are coordinating our products and systems so that we can deliver intelligent and cost-effective energy solutions for you. With an extensive global network of qualified Sales and Service Partners, we are driving the transition towards 24 hours of sun – for the good of future generations.

Fronius Solar Energy stands for:


Changing the world for the better – this is the objective of our company. Through intensive research and the development of new, innovative technologies, we are able to satisfy this demanding requirement. As the technology leader in the photovoltaics industry, time and again we shift the limits of what’s possible and set trends that change the market in the long term.

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Fronius impresses with outstanding performance and innovative technology coupled with the best quality available on the market. We have been certified in accordance with ISO 9001 for over 20 years and are a pioneer of quality in the solar sector. We produce quality products at our main site in Sattledt with a high real net output ratio that are “made in Austria”. 

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First-rate service

The sun comes out more often for Fronius photovoltaic systems, because we also think in generations when it comes to our service quality. Fronius users benefit from long-term, reliable support for updates, maintenance and servicing. Fronius products are also specially developed for quick and easy on-site servicing. Find out more

Strong partnerships

24 hours of sun is a vision that we can only realise together with organisations and people who help increase the amount of renewable energy generated worldwide. Here at Fronius, we are accelerating the transformation of our energy supply into 24 hours of sun – with products and solutions that we develop and implement ourselves or in cooperation with other innovation leaders.  Find out more


As a solar pioneer, Fronius focuses entirely on sustainability. It has become a central theme that characterises our company, from the management right through to product design and technical support. With our efficient and resource-conserving solutions for storing and distributing solar energy, we are making a valuable contribution to the energy revolution.

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