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 May 01, 2018 03:24 Updated Follow It depends! I go into great detail about why here. Related articles I use 95% of my electricity after 6pm - should I get solar? How will my off peak hot water service work with my solar system? Are solar panels hail resistant? I have an existing 3kW solar system. I would like to install a battery so i can keep my electricity. Where do I start? What inverter brands do you trust? Comments 0 comments Please sign in to leave a comment.