Fronius is a well-established Austrian technology company known for its innovation and high-quality products. It operates in three core business sectors: Solar Energy, where they are a leading manufacturer of residential and commercial solar inverters; Perfect Welding, a division that develops advanced welding systems and solutions; and Perfect Charging, which specializes in intelligent battery charging technology for industrial and automotive applications. The company is committed to sustainable solutions and has a strong global presence, with its brand being synonymous with reliability and technological advancement in each of its markets.

The Fronius Argeno AFCI is a 125 kW commercial string inverter built for maximum energy efficiency in business PV systems. Powered by silicon carbide (SiC) technology, it reaches a peak efficiency of up to 99.1%, minimising conversion losses and cutting energy costs. It comes with an integrated arc fault circuit interrupter (AFCI) for added fire safety, plus standard protective devices at no extra cost. With 10 MPP trackers and a wide range of AC connection options it offers highly flexible system planning. Rated IP 66 for outdoor use and made in Europe for long service life and premium build quality.