The global transportation fuel cell stack systems market is on track to experience substantial growth, with a projected annual growth rate of 26.1% from 2025 to 2035, culminating in a market size of US$ 20.2 billion by 2035, according to a report by Stratview Research. The market is segmented based on fuel cell type, application type, and region, with PEMFC stack systems leading the market due to their efficiency, scalability, and widespread adoption by OEMs. In terms of application, heavy-duty transportation is expected to dominate the market share in the forecast period, driven by the need for sustainable mass transit systems and the advantages offered by fuel cells in reducing emissions and enabling longer ranges with high cargo capacity. Additionally, the report highlights the rapid growth anticipated in light and medium-duty transportation segments as OEMs focus on sustainability and the adoption of hydrogen as a future fuel. The Asia-Pacific region is identified as the most promising market for transportation fuel cell stack systems, with significant growth expected due to investments in sustainable alternatives and government policies supporting fuel cell-driven mobility. North America and Europe are also projected to experience positive growth, supported by technological dominance, R&D investments, and policies promoting a hydrogen-based economy. Key drivers for the market include the global push for sustainable mobility, government incentives promoting hydrogen fuel cell vehicles, growing investments in hydrogen production and distribution networks, and future opportunities lying in fuel cell efficiency advancements and expanded hydrogen refueling infrastructure. The adoption of fuel cell technology in commercial vehicles and heavy-duty transport is expected to increase due to their high-power requirements.