FRANKFURT, Germany, Sept. 9, 2026 /PRNewswire/ -- Automotive aftermarket distributors are looking beyond conventional battery solutions—seeking differentiated products, reliable performance, and flexible manufacturing support to meet evolving market needs and growth opportunities. CARKU presents its integrated approach to battery product development—from battery technology, engineering and protection systems to ODM/OEM manufacturing, production and testing. Beyond individual jump starters, CARKU helps partners turn emerging sodium-ion (Na+) battery technologies into market-ready solutions.