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Solid-State Batteries Just Went Into Mass Production. The Line Makes 6,000 Packs a Year

ProLogium’s Gen 3.5 cell was measured at 381 Wh/kg and 903 Wh/L, while shipments have reached 2.4 million cells, the company said.

Summary by TNW
ProLogium says it has begun mass-producing all-solid-state cells in Taiwan at 381 Wh/kg, verified by TUV Rheinland and tested against a Chinese all-solid-state standard. Its subsidised Dunkirk gigafactory broke ground in February and its published staging starts at 0.8 GWh in 2028, in a Europe that has already lost Northvolt. ProLogium says it has begun […] This story continues at The Next Web

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ProLogium, the Taiwanese manufacturer of solid batteries supported by Mercedes, has launched the series production of its cells. This will bring out of the laboratory a technology supposed to offer more autonomy to electric cars.

The technology of solid batteries has just taken an important step in moving from prototypes to industrial production; ProLogium has confirmed the start of manufacturing its new generation in Taiwan; the movement comes as the company also prepares a large factory in Europe and maintains agreements with manufacturers such as Mercedes. The race to bring solid electrolyte batteries to electric cars advances passito to passito, and now has surpassed…

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forococheselectricos broke the news on Monday, September 7, 2026.
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