ZeroAvia has announced significant advancements in fuel cell technology with the development of the SuperStack Flex fuel cell architecture. Achieving over 1.0kW/kg specific net power, the system offers weight, volume, and cost reductions for aerospace applications. Through innovative additive manufacturing techniques like selective laser sintering (SLS), key parts in the fuel cell system have been consolidated, leading to improvements in weight and volume by up to 50%. The modular design of the SuperStack Flex allows for scalability between 100kW and 600kW net total continuous power applications, making it suitable for various aerospace platforms. ZeroAvia's CEO, Val Miftakhov, emphasizes the customization potential of the system to meet specific aircraft needs, improving flight duration and total ownership costs. Additionally, ZeroAvia's focus on certification and regulatory approval, coupled with previous milestones like the 600kW electric propulsion system, highlights the company's commitment to advancing clean energy solutions in aviation.