Smaller plants may be the future of EV manufacturing.

STUTTGART—Engineers at Porsche AG and Alumobility recently developed an aluminum “top hat” that weighs 40 percent less than its steel counterpart.

SPRING HILL, TN—LG Energy Solution has delivered the first battery cells produced at the Ultium Cells’ assembly plant here. The cells will be used in General Motors’ third-generation electric vehicles, including the Cadillac Lyriq.

Tesla Inc.’s highly anticipated Cybertruck features a modular wiring system that reduces weight and complexity.

ANAHEIM, CA—The Autopia ride at Disneyland plans to switch from gas to battery power in 2026.

BERLIN—Engineers at the Fraunhofer Institute for Reliability and Microintegration are developing an inverter that can work at a lower operating temperature. 

CAMBRIDGE, England—The market for lithium-ion battery cells to be worth $380 billion by 2034, according to a recent report by IDTechEx.

PARIS—Saran has unveiled a line of high-power electrical harnesses for battery-powered aircraft applications.

SINGAPORE—A new flexible die-cut circuit process gives engineers a sustainable way to mass-produce flexible circuits for low-voltage signals in EV battery cell contacting systems.

BERLIN—Starting in February 2027, all new EV traction batteries with a capacity over 2-kilowatt-hours that are marketed in European Union countries will require a digital “passport.”