About aims to provide a useful set of tools for design and performance analysis of solar PV systems. This is a non-commercial website.


It was observed that a number of rooftop solar power systems are not designed optimally. They are oversized for the application and as a result, do not provide the best return on investment. The calculators provided on this website will help in system sizing. If a system is already installed, the tools will help in verifying the performance and design. It may be possible to change certain system parameters to obtain better output from the system. The goal of is to help customers implement optimal rooftop solar systems. If you need any help regarding the tools on this website or for the analysis of your installation, please contact us here for a free consultation.