Solar Powered View source This is an overview article, listing content appearing in multiple games. Solar Powered is a perk in Fallout 3, Fallout: New Vegas, Fallout 4 and Fallout 76 . Contents 1 Overview 1.1 Fallout 3 and Fallout: New Vegas 1.2 Fallout 4 1.3 Fallout 76 1.4 Fallout: The Roleplaying Game Overview Fallout 3 and Fallout: New Vegas.Rank 2 heals roughly 4 rads per second, meaning the Sole Survivor can go from the brink of de… Rank 3 regenerates 0.5% of their max health per second.