What should I do if photovoltaic batteries are expensive
240KW/400KW industrial rooftop - commercial rooftop - home rooftop, solar power generation system.
Lead Acid Batteries. Lead acid batteries were once the go-to choice for solar storage (and still are for many other applications) simply because the technology has been around since before the American Civil War.However, this battery type falls short of lithium-ion and LFP in almost every way, and few (if any) residential solar batteries are made with this chemistry.