Freudenberg Sealing Technologies develops next generation of battery cell caps
With Cell Caps 2, Freudenberg Sealing Technologies is developing the next generation of battery cell caps for prismatic and cylindrical cells. The company will present the technology at Battery Show Europe in Stuttgart from June 9 to 11, 2026. Along with expanded cell-to-cell barriers, venting foam mats, and a preview of advanced battery cooling and heat pump components, it is one of the new Freudenberg product highlights. In addition, a demonstrator illustrates how busbar seals are made robust against damage from thermal expansion while ensuring a reliable sealing function.
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