PV-Engineering is a medium-sized family business. For 25 years, we have been developing and manufacturing high-quality IV curve tracers for testing photovoltaic systems. Based on our patented calculation methods , we develop and manufacture high-precision photovoltaic measuring devices and software solutions that enable the reliable determination of PV module performance parameters . Our systems enable precise I-V curve measurement , support the fault analysis of solar modules , and provide valuable data for the optimization of photovoltaic systems . In this way, we serve a wide range of users: from commercial operators of large solar parks to installation companies, O&M providers, and surveyors , all the way to research institutions as well as module and inverter manufacturers .