How many solar panels do I need to power my houseThe answer depends on your energy consumption, sunlight exposure, and the efficiency of your chosen panels. Most homes in the U.S. require around 15–20 400-watt panels to offset their energy usage with a 6–8 kW system. Reviewing your monthly energy bill and roof space is the best place to start when planning your solar setup. In compar... https://solarsme.com/how-many-solar-panels-do-i-need/