If I get solar my feed in rate will be only 8 cents per kWh for any electricity I export to the grid - is that worth the investment? Finn Peacock October 15, 2017 04:17 Updated Follow It depends! I go into great detail about why here. Related articles What panel brands do you trust? What price should I be paying for a solar system? I have an existing 3kW solar system. I would like to install a battery so i can keep my electricity. Where do I start? How long will my solar panels last? My installer says it's fine to have different roof orientations on the same string. Is he correct? Comments 0 comments Please sign in to leave a comment.