RV Solar Panels: A Beginners Guide To Going Solar | Go RVing
Calculating How Many Solar Panels You Need. Once you determine your watt use, you can calculate the number of RV solar panels and how many watts of solar you need. Most people think that a 100-watt solar panel produces 800 to 1,000 watts of power per day (8 to 10 hours of daylight). Unfortunately, that''s not the case.