Our philosophy High-quality products and exceptional service

Quality leader and model of sustainability

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 photovoltaic 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, smart meters and energy monitoring systems, as well as complete PV system solutions and an extensive range of services.

Our vision of 24 hours of sun is what drives us

A sustainable energy supply is 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 innovative technologies, we are able to satisfy this demanding requirement. As the technology leader in the photovoltaic industry,  we proudly shift the limits of what’s possible and set trends that change the market in the long term.

Find out more


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, Austria.

Find out more

First-rate service

Fronius users and installers benefit from long-term, reliable support for all our products including updates, maintenance and servicing. Fronius products are also specially developed for quick and easy installation and on-site servicing.  Find out more

Strong partnerships

We can't reach our 24 hours of sun vision alone; this vision can only be realised together with organisations and people who help to 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 developed and implemented ourselves and in cooperation with other innovation leaders.  Find out more


As a solar pioneer, our focus is entirely on sustainability and leaving a better world for the next generation. It is the 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 pride ourselves in making a valuable contribution to the renewable energy revolution.

Find out more