$4 Million Seed Round Supercharges PowerX; Family of Four Can Save An Average of $1,000 a Year on Utilities Installing PowerX Reduces a Household's Carbon Output to a Similar Amount as a Residential Solar System BROOKLYN, N.Y., April 23, 2021-- PowerX, a tech startup on a mission to prove that saving the environment and saving money can go hand in hand, today announced a $4 million investment from SpringTide Capital, Antler Global, and senior executives from Tesla and SpaceX. Spring Tide Capital led the round, joining Antler US and Y Combinator who previously invested in PowerX.