MODULES

BUILT FOR ETERNITY

Sonnenstromfabrik is the cutting-edge quality leader for solar modules in made in Germany. Since 25 years, the module production plant of Sonnenstromfabrik has established itself as quality leader.

Learn more

Our
product range

Sonnenstromfabrik produces both its own products under its own brand name but also third-party modules, which it makes on behalf of other solar manufacturers. Our product range comprises framed and frameless glass/glass modules, framed standard modules of glass-foil design and special modules such as off-grid modules and roof-integrated modules.

Our product range

DIAMOND

Glass/glass module
Sapphire

glass/foil modules
Brilliant

Transparent panels
Integration

Roof integrated module

Solar modules from the quality leader.
Convince yourself!

We have been the leading manufacturer of solar modules in Europe for more than 25 years.
Trust in our expertise - made in Germany.

Learn more

Highest standards in terms of quality and aesthetics

Sonnenstromfabrik modules of the “SAPPHIRE” series are glass/foil modules, meeting the highest quality and aesthetic requirements. Our CO2-optimized production processes ensure additionally highest sustainability, the new half-cut cell technology additional yield.

Learn more

News

SONNENSTROMFABRIK CEO Dr. Bernhard Weilharter leaves the company

After eight years at the helm of the SONNENSTROMFABRIK / CS Wismar GmbH (SONNENSTROMFABRIK), Dr. Bernhard Weilharter will leave the company on June 30, 2023, to take on a new challenge outside the CENTROTEC Group.

"EXCELLENT" PV modules

SONNENSTROMFABRIK (CS Wismar GmbH), one of Europe's most leading and modern manufacturers of high-quality photovoltaic modules, successfully received the fire protection certificate in accordance with the UNI 9177 standard for its Glass/Glass and Glass/Foil Photovoltaic modules of the "EXCELLENT" series at the beginning of the year.

Product innovations

SONNENSTROMFABRIK (CS Wismar GmbH), one of Europe’s cutting-edge leaders in manufacturing high-quality photovoltaic modules, offers three new sizes for both glass/glass and glass/foil PV-panels from late autumn. Using a modern half-cut cell technology and a wafer size of 182mm² SONNENSTROMFABRIK’s PV-modules will achieve high performance values up to 490Wp.

INVEST IN THE FUTURE –
SUSTAINABLE & FAIR WITH US

Sustainability in the production of modules is one of our central demands. Module production in the solar power factory follows the latest methods and technologies in order to minimise CO2 emissions as far as possible. To this end, we continuously optimise the CO2 emissions of our production processes and conduct regular audits. In addition, we attach great importance to fair working conditions and high safety standards in production.

Environmental friendly

Latest filter technologies

CO2-audited production in Germany

Regular supplier audits

Fair working conditions

OUR QUALITY
PROMISE FOR YOU

What lasts a long time finally becomes “Sonnenstrom”: For our glass/foil modules we offer you a product guarantee of 12 years as standard.

For glass/glass modules, we even offer a guarantee of 20 years. If you would like
an extended guarantee, you can rely on our performance. This extends the product guarantee to 25 years for glass/foil modules and 30 years for glass/glass modules.

We also offer you all-round photovoltaic protection. This covers not only your modules, but all components including the storage system.

If you have any questions about the sustainability of our products, please contact us. We would be happy to convince you of the many advantages of the Sonnenstromfabrik!