Tesla's solar installs drop, but battery business is booming

Tesla’s once-leading solar business is in decline, according to the latest figures from its fourth-quarter 2023 earnings report. The automaker revealed on Wednesday that its solar deployments cratered by 36% to a total of 223 megawatts (MW) last year, down from 348 MW in 2022. Although high interest rates slowed solar growth in some markets, Tesla’s shrinkage came as the United States notched a record year overall; the U.S. added 33 gigawatts of solar capacity in 2023, per estimates from SEIA, a solar indus ...