(January 28, 2021) DETROIT — General Motors will supply its Hydrotec fuel cell power cubes to Navistar for use in its production model fuel cell electric vehicle (FCEV) – the International RH Series. Navistar's FCEV will get energy from two GM Hydrotec fuel cell power cubes. Each Hydrotec power cube contains 300-plus hydrogen fuel cells along with thermal and power management systems. The power cubes are compact and easy to package and can be used in a wide range of applications, including marine, earth-moving and mining equipment, locomotives and power generators.