Solar Panel Output Calculator UK 2023 Written by Josh Jackman Updated on 5 July 2023 If you're planning to cut your energy bills and help the climate by getting solar panels on your roof, you'll want to know exactly how much electricity they can produce.Learning about solar panel output can also help you pick the right-sized system, reducing solar panel costs in the long run.Fortunately, we've got you covered with our solar panel output calculator.This tool will instantly provide you with the amount of electricity that your chosen panels will produce in your region, and the roof space that they'll take up.Just choose your region, the number of solar panels you're looking to get, and the panels' peak power, and you'll immediately find out how much electricity your solar panel system will produce each year, on average. Written by: Josh Jackman Lead Writer Josh has written about eco-friendly home improvements and climate change for the past four years. His work has been displayed on the front page of the Financial Times, he's been interviewed by BBC One's Rip-Off Britain, and he regularly features in The Telegraph and on BBC Radio.