10 Best Whole-Home Battery Backup Systems (September 2026) Tested & Reviewed
A whole-home battery backup system is a large-capacity lithium-iron-phosphate (LFP) battery that stores electricity from the grid or solar panels and automatically powers your entire house during an outage. Our team spent 90 days evaluating 10 of the best whole-home battery backup systems on the market in , running everything from a 3-ton central AC … Read more