Whether you’re looking for a way to keep the lights on when the grid goes down or you want to help offset demand charges, continued advances in the solar storage industry are making batteries cheaper and more efficient. If you’re wondering what batteries are best for solar storage, there’s no one-size-fits-all answer. Depending on your needs and overall energy consumption, batteries can be an expensive option. There are 3 types of batteries offered in the industry, however Encor chooses to only install the most premium option, which is Lithium-Ion based batteries. Here is a comparison of the different types of batteries offered in the industry.