The company specializes in third-generation pouch lithium-ion battery cells featuring nickel-rich cathode materials for high energy density. Its production integrates automated, computer-controlled manufacturing lines and rigorous quality control systems. Batteries include enhanced thermal management and optimized cell designs, delivering faster charging, extended cycle life, and customizable solutions. Ongoing R&D focuses on electrode design and material composition to further increase energy density and reduce costs.
Third-generation pouch cells with energy densities exceeding previous generations, incorporating nickel-rich cathodes. Products feature enhanced thermal management capabilities, optimized cell design for faster charging and longer life, and are tailored to meet specific automotive partner requirements.
In 2024, its Iváncsa facility began mass production with a 30 GWh annual capacity, achieving over 90% yield within three months and boosting SK On’s total European capacity to 47.5 GWh. Local authorities named the road to the plant “SK Road” in recognition of its economic impact, and SK On Hungary earned TÜV Rheinland’s Cybersecurity Management System certification for its battery management system.
Wholly owned by SK Innovation via SK On Co. Ltd., with support from export credit agencies Euler Hermes, Korea Trade Insurance Corporation, and Export-Import Bank of Korea providing $2B in insurance and guarantees. The Iváncsa plant project is valued at $2.3B.
