Berkshire Hathaway-owned NV Energy has been revealed as the ‘large western utility’ that has ordered a 220MW/440MWh battery energy storage system (BESS) from Energy Vault.
AI-driven energy storage firm Stem Inc will deliver 40MW of battery storage projects in ERCOT, Texas, for independent power producer REX, the first of US$400 million the new firm plans to procure.