EcoFlow’s newest Delta Pro, the Ultra X, is the most powerful and expandable power station the brand has offered to date. Their newest smart panel, the Smart Home Panel 3, is capable of backing up to 32 circuits—that’s 20 more than the previous model, and enough to fully back up most homes. ExpandabilityPlug-and-play expandability enables you to tailor Delta Pro Ultra X and Smart Home Panel 3 capacity to meet your needs. The VerdictEcoFlow’s Smart Home Panel 3, powered by the Delta Pro Ultra X is a powerful, automated, hands-off backup system for your home. One of the biggest things I appreciate about the Delta Pro Ultra X and Smart Home Panel 3 is the peace of mind it gives me.