6kWh If you would like. Don't just that, you can also expand its output to some whooping 27kW, which might be plenty of to operate a small factory. If you prefer a 240V solar generator with really expandable ability and power output, I like to recommend the Hysolis Apollo 5K. https://solargeneratorforhouse26049.blogitright.com/29863417/a-review-of-solar-generator-for-house