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Posts Tagged: Factorial Energy

Factorial Energy raises $200 million for solid-state battery tech

Massachusetts-based solid-state battery developer Factorial Energy raised $200 million in a Series D funding round from Mercedes-Benz and Stellantis. It will use the funding for research and development, commercial production and the deployment of batteries with its Factorial Electrolyte System Technology (FEST) electrolyte. While Stellantis announced 2026 as its goal for introducing the first competitive… Read more »

Factorial Energy and Hyundai partner to test solid-state battery technology

Factorial Energy and Hyundai are partnering to test Factorial’s solid-state battery technology and its implementation in Hyundai EVs. The companies will integrate Factorial’s technology at the cell, module and system levels, perform vehicle-level integration, and co-develop specifications for manufacturing Factorial’s batteries.  Factorial’s FEST (Factorial Electrolyte System Technology) platform leverages a proprietary solid electrolyte material that… Read more »

Stellantis and Factorial Energy team up to develop solid-state batteries

Stellantis and Massachusetts-based solid-state battery developer Factorial Energy have signed a joint development agreement to advance Factorial’s high-voltage solid-state battery technology. The agreement also includes a strategic investment from Stellantis.  Factorial says its solid-state batteries offer 20 to 50 percent more range and increased safety, at the same cost as conventional lithium-ion batteries. The company’s… Read more »

Factorial Energy unveils 40 Ah solid-state EV battery cell

Factorial Energy has introduced what it says is the first 40 Ah solid-state EV battery cell.  The Factorial Electrolyte System Technology (FEST) is a proprietary solid electrolyte material designed to enable safe and reliable cell performance with high-voltage and high-energy-density electrodes. Solid electrolytes like FEST are considered safer than conventional lithium-ion technology, as they replace… Read more »