A free online tool to easily create, customize, and export professional solar power system diagrams. Drag and drop components, connect lines, and save your work. One very important step when constructing your own solar setup is putting together a solar panel wiring diagram (or schematic). This will essentially serve as your map as you connect all of your components. Schematics is one of the more technical parts of DIY solar, but it doesn't have to feel like. The easiest way to draw electrical diagrams for photovoltaic installations is by using the EasySolar app, where such diagrams, including all necessary components, can be automatically generated. A photovoltaic (PV) installation consists of several key components that must be correctly represented. © 2025 - 2026 Solar Diagram Tool. The users can follow the. Have you decided to install your own photovoltaic system but don't know where to start? We have produced a number of connection diagrams for the various components of a solar photovoltaic system.