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For over 60 years the name Fronius has stood for intensive research and the constant search for new, innovative solutions. The perfect efficiency of every product has repeatedly been awarded both national and international prizes.

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Establishment of the Energy & Environment Division, with business units for photovoltaics and battery charging systems.


Launch of the "Sunrise" grid-connected solar inverter for generating electricity from solar energy and feeding it into the power grid.



Innovation Prize of the Province of Upper Austria for the "Sunrise" solar inverter.
solar inverter "Sunrise"


Launch of the "Solarix", a sine-wave solar inverter for stand-alone operation. The first such unit - anywhere - in which the inverter and charge controller really do work together smoothly.


Innovation Prize of the Province of Upper Austria for the sine-wave solar inverter "Solarix".


The "Fronius IG" grid-connected inverter is launched. With features such as data communication via plug-in cards, low weight and its compatibility with all common makes of photovoltaic module, the "Fronius IG" achieves the utmost in flexibility for the client.


Award of the Environment Prize of the Province of Upper Austria for the "Fronius IG" solar inverter.

Fronius IG


Start of the project „Fronius Energy Cell“. The vision: a photovoltaic system delivers the energy. The Fronius Energy Cell transforms the surplus power into hydrogen and stores it. If the pv-system produces insufficient power, the fuel cell transforms the hydrogen back to power.


Fronius Energy cell


Market launch of the Fronius IG 40 / 60 with MIX concept. The MIX concept achieves a marked increase in energy yield under part load and also enables more efficient utilisation of the inverter.  
Fronius IG 40 / 60


Fronius Solar Energy triples its production capacity from 70 MW to 200 MW! Additionally, inverters are UL certified for the USA, and the first sales partner for the Far East is won.
US-Inverter Fronius IG


Market launch of the first central inverter with Fronius MIX™ technology, the Fronius IG 500, in Europe and Korea. Multiple small power components in an inverter boost efficiency under partial load.
Fronius IG central inverter


Market launch of the new grid-connected PV-inverters "Fronius IG Plus": New power classes expand the proven Fronius IG series. These high-tech devices include many advantages and grant maximum earnings security – in any weather!
Fronius IG Plus


HyLOG presents a CO²-free internal logistics system in Sattledt with photovoltaic, electrolysis and hydrogen power. The project was honored by the Austrian Solar Award and the Energy Globe Award.
HyLOG: CO²-free internal logistics system


Start of the service subsidiary of the Solar Energy division in Verona, Italy


Fronius is honoured for the development of the inverter series Fronius IG Plus as well as for its outstanding service with the renowned „Frost & Sullivan Best Practices Award 2008“.
Frost&Sullivan Gala


Fronius and Frauscher present the worldwide first electric boat powered by hydrogen fuel cell.
Project boat


The Fronius Energy Cell is the world's first TÜV Süd certified hydrogen-powered fuel cell system that generates electricity without any emissions whatsoever.


TÜV-Süd signet


Premiere of the first transformerless PV inverter “Fronius IG TL” with standard system monitoring. It also has a unique feature in which a commercially-available USB stick can be used for easy system monitoring as well as simple inverter updating.
Fronius IG TL


The Solar Energy Division is present in the subsidiaries in France and Czech Republic and launches a new subsidiary in Spain.
Expansion of the previous support- and service branch in Italy to a sales subsidiary.
Fronius subsidiary Verona (IT)


The Fronius Energy Cell is now in the 2 kW and 4 kW power categories in full-scale production. The first stage involves the fuel cell.
Fronius Energy Cell


Launch of the new „Fronius CL“ central inverter series. These inverters provide maximum earnings along with the highest system stability due to the combination of high-yield power electronics with a unique modular system design using the Fronius MIX™ technology. The Fronius CL with power classes 36, 48 and 60 kW is perfectly suited for PV systems of up to several hundred kilowatts.
Fronius CL


Product placement of the Fronius Agilo. As the first central inverter in its performance class that can be completely installed and maintained by the installer, the Fronius Agilo sets new standards. With a maximum output power of 75 kVA and 100 kVA the Fronius Agilo is particularly suitable for industrial or commercial systems.
Fronius Agilo


For the Solar Energy Division, 2013 is the year of innovation. To increase market, many product innovations are presented to the customers and introdruced to the market in the course of the year. The motto is:
'Why we love a challenge? Because challenges breed innovation.'


The future-proof inverter for small self-consumption systems.
With power categories ranging from 1.5 to 3.1 kW, the Fronius Galvo is perfect for households – and is especially suitable for self-consumption systems. The integrated energy management relay allows the self-consumption component to be maximised. A host of other smart features make the Fronius Galvo one of the most future-proof inverters in its class.
Fronius Galvo
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