The battery storage business of Tesla has posted record profits and has more than doubled production in 2024, but CEO Elon Musk admits the company is struggling to balance its battery needs for EVs and the grid. Tesla says it achieved record deployments for both its household-based Powerwall and grid-scale Megapack products in the fourth […] The post Tesla battery storage business surges, but will Musk favour EVs or the grid? appeared first on RenewEconomy.