Fronius International | 59,749 followers on LinkedIn. Authentic. Human. Innovative. We are Fronius. ❤ | We are Fronius, an Austrian company specializing in welding technology, photovoltaics, and battery charging technology. Together with our partners, customers and 7,000 employees, we work on inspired solutions, for a better today and a sustainable tomorrow. Whether it's efficient solar power, smart ways to charge batteries or the perfect welding seam, our products last for generations.