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Samsung SDI, BMW and Solid Power Launch Validation Project for All‑Solid‑State EV Batteries

The effort advances Samsung SDI’s 2027 commercialization target by moving Solid Power–electrolyte cells toward BMW road tests.

Overview

  • Samsung SDI will provide all‑solid‑state cells that use Solid Power’s solid electrolyte, and BMW will build modules and packs for demonstration testing.
  • The partners plan to assess performance against agreed parameters and install the cells in BMW’s next‑generation evaluation vehicles.
  • All‑solid‑state batteries replace liquid electrolytes with solid materials, increasing energy density and improving safety for potentially longer driving range.
  • Samsung SDI has run a pilot solid‑state line in Suwon since 2023 and has been supplying samples for client testing.
  • The initiative extends a longstanding Samsung SDI–BMW supply relationship that includes a reported €2.9 billion contract covering 2021 to 2031.