Do you know why off grid is so important?
Today (May 9 2019) we are seeing more power failures than ever before in history………… If you are serious about installing solar power you need to add and off grid option……….. It is easy it will include an automatic switch that will disconnect your home from the grid if the grid goes down and then it will power your home using the energy stored in a convenient battery bank in your garage. The added cost is minimal and the added security is huge.
Few suppliers start with off grid option proposals
As of early 2019 there are very few major suppliers that will offer battery backup with their solar systems. The reason seems to be that they think the price will be a deterrent.
Below are some resources showing the value of off grid options.