Accelera, a division of Cummins Inc., has achieved a remarkable milestone in the realm of hydrogen-powered solutions by setting a Guinness World Records title with its H2Rescue truck. This zero-emissions heavy-duty vehicle, designed for emergency response missions, completed a groundbreaking 1,806-mile journey in central California without the need for refueling. The successful demonstration highlighted the potential of hydrogen technology in enabling zero-emissions transportation and portable power solutions. Equipped with an Accelera fuel cell engine and a 250-kW traction motor, the truck carried 175 kilograms of onboard hydrogen and consumed 168 kilograms during its journey, emitting zero pounds of carbon dioxide. The environmental impact comparison with a standard internal combustion engine vehicle underscores the significance of hydrogen as a clean energy source. This achievement not only showcases the efficiency and sustainability of hydrogen-powered vehicles but also emphasizes the collaborative efforts between Accelera, U.S. government entities, and military agencies, including the U.S. Department of Homeland Security (DHS), Department of Energy (DOE), and Department of Defense (DoD). The successful record-setting journey of the H2Rescue truck not only demonstrates the viability of hydrogen as an alternative fuel for vehicles but also highlights its potential in disaster relief scenarios. The truck's ability to power multiple FEMA trailers for an extended period without refueling underscores its practicality and effectiveness in emergency response situations, emphasizing the energy security and reliability benefits offered by hydrogen technology.