That is right now. Every year, there are battery developments that extend that lifespan. And that guarantee is for 60% of original storage capacity at 10 years. By that time, you will be able to get a battery with double the capacity for half the price or less. Cost of batteries have been on a steep declining curve for the last decade. Looks like a lot of people think you are full of shit;
View attachment 597610
In 2021, residential solar reached several milestones and extreme weather raised customer interest in home energy storage systems.
pv-magazine-usa.com
Forecasts show that 2021 will represent
a 21% year-over-year increase in residential solar as the market reaches 3.9 GW of installed capacity, said the Solar Energy Industries Association (SEIA). Residential SolarReviews released its annual review of the sector and noted a 130% increase in customer quote requests.Dec 15, 2021
This year, residential solar reached several milestones in the United States, as extreme weather events have driven customer interest in home energy storage systems.
www.pv-magazine.com