You MUST have a battery for your solar panels to be of any use during a grid outage. When I got panels installed in 2020, I paid $24,500. A whole-house battery would have been almost as much again. I skipped the battery because, at the time, I was not particularly concerned about grid reliability.
You MUST have a battery for your solar panels to be of any use during a grid outage. When I got panels installed in 2020, I paid $24,500. A whole-house battery would have been almost as much again. I skipped the battery because, at the time, I was not particularly concerned about grid reliability.