This comprehensive guide covers everything you need to know about off grid solar systems, from understanding the core components to designing, installing, and maintaining your own system. Calculate your system requirements in 60 seconds with our interactive tool: Average Peak Sun Hours: Typical: 3-4 (cloudy areas), 5-6 (sunny areas). Check your location The detailed formulas and methodology behind these calculations are explained in the sections below. An off-grid solar system. An off grid solar system provides complete energy independence by generating and storing electricity without any connection to the traditional power grid. If you're tired of utility bills, live in a remote area, or want electricity during blackouts, a DIY off-grid solar system can make a lot of sense. Ideal for remote areas, rural properties or those looking for total energy. In this guide, we'll show you how to start with solar energy projects.