Since the Tesla Powerwall 3 is a 13.5-kWh battery, you're looking at about $13,500. Can solar panels save you money? Interested in understanding the impact solar can have on your home? Enter some ...

Our top pick for the best home battery and backup system is the Tesla Powerall 3 due to its 10-year warranty, great power distribution, and energy capacity of 13.5kWh. However, the Tesla Powerall ...