To set up a lead-acid battery bank, you'll need batteries, a charge controller, an inverter, and proper wiring. Connect them using thick copper cables, ensuring tight connections to minimize. The workhorse of home battery storage, lead-acid battery bank systems have been a reliable choice for decades. The setup typically includes several components working together battery packs themselves, an inverter that converts direct current to. Lead-acid batteries are still a good and affordable choice for home energy storage, even with the introduction of more advanced battery technologies like lithium-ion. Homeowners and installers alike are turning to energy storage as a practical, future-ready solution for backup power.