BARCELONA, Spain–(BUSINESS WIRE)–Wallbox (NYSE: WBX), a global leader in electric vehicle (EV) charging and energy management solutions, today announced that its Supernova DC fast charger has successfully obtained the California Type Evaluation Program (CTEP) certification. This milestone ensures Wallbox’s fast-charging technology meets California’s rigorous standards for measurement accuracy and billing transparency, positioning the company for accelerated growth in North America’s largest E