The SolarEdge Home Battery is a DC-coupled, lithium-ion backup solution that stores up to 9.7 kWh with an estimated 94.5% roundtrip efficiency, according to SolarEdge. Made in the United States ...

We've evaluated dozens of solar batteries over the years, and in 2025, the Bluetti EP900 Home Battery Backup is CNET's pick for the best solar battery, overtaking the Tesla Powerwall. The EP900 ...

The pros and cons of buying a battery largely boil down to savings (and backup power) versus cost. The extra solar electricity you store in your solar batteries can be used in place of electricity ...