bus, and our range extended electric vehicle (reev) system launches in for bus. additional offerings for various other applications are soon to follow. learn more fuel cells cummins is investing in two primary types of fuel cells, proton exchange membrane (pem) and solid oxide fuel cells (sofc), as...
bus, and our range extended electric vehicle (reev) system launches in for bus. additional offerings for various other applications are soon to follow. learn more fuel cells cummins is investing in two primary types of fuel cells, proton exchange membrane (pem) and solid oxide fuel cells (sofc), as...