Promote the energy transformation. Make solar energy economical. That is the mission of REFUsol. And that functions best with innovative and reliable products. This is why active patent promotion and an innovative climate that leaves extensive room for creative development is what drives us.
Our company has been distinguished for this. As TOP Innovator 2011. Our products have also been distinguished many times. Our string inverters bear the seal "Sehr gut + (very good *)" in Photon magazine and ensure increased yields for your photovoltaic system. This is why we are your contact when economical photovoltaic inverters are important.
In Metzingen you will find the heart of REFUsol – here is where approximately half of the employees in development work. This results in constantly new ideas, which make existing products even more efficient, economical and simple. Or new solution approaches for photovoltaic inverters and the related system technology. This spirit of invention often leads to patent registrations, such as the UltraEta® Plus circuit topology. It guarantees very high efficiency over a broad input voltage range.
We pursue a fabless strategy so that we can continue to concentrate on our core competence. Strong partners within the PRETTL group produce our products. Production know-how and quality management are in turn important components of our virtual production at REFUsol.