Envision Energy announced an 8-MWh, grid-scale battery that fits in a 20-ft (6-m) shipping container this week while at the third Electrical Energy Storage Alliance (EESA) exhibition held in Shanghai. During the exhibition, Gotion signed sales framework agreements with "a number of internationally renowned energy. . Higher-capacity battery cells are enabling a new 5 MWh container standard, which significantly cuts system costs and accelerates grid-scale storage deployment. The grid-scale energy storage market is undergoing a rapid, critical shift as the 5 MWh battery container becomes the new global standard. . The new system features 700 Ah lithium iron phosphate batteries from AESC, a company in which Envision holds a majority stake. The system also features a DC voltage range of 1,081. From ESS News China-based rolling stock manufacturer CRRC has launched a 5 MWh battery. . Where do you store any excess solar energy for use when the sun isn't shining? Answer: in ridiculously big batteries. It's not just the 609 gigawatts of solar power capacity China had in 2023 that makes the country a world leader.