Daimler Truck has taken its GenH2 fuel cell truck prototypes into the Alps for high summer temperature trials. The company tested performance under steep gradients, heat stress, and altitude. Results show progress. Challenges remain. Here’s what the tests reveal—and what lies ahead for hydrogen heavy-duty trucking.
What Daimler Tested: Conditions and Objectives
The summer trials build on earlier winter tests. The goal was to evaluate how fuel cell systems, batteries, cooling, tank design, and controls work under hot Alpine conditions.