An array of fuel cell power cubes from General Motors will power Komatsu’s massive off-roading mining trucks by mid-decade — each operating with more than 2 megawatts of hydrogen power.
The use of multiple fuel cells to provide power to the massive off-highway Komatsu’s 930E electric drive mining truck is an ideal use case for fuel cells, whose only emission is water vapor. The Komatsu model is the world’s bestselling ultra-class haul truck.
GM and Komatsu will jointly design and validate the technology for debut at Komatsu’s Arizona Proving Grounds around 2026. The fuel cell Power Cubs are assembled at GM’s plant in Brownstown, Michigan.
It is GM’s second announcement of a future fuel cell production program in a week. It is also planning to power cement mixers from AutoCar with its Hydrotec fuel cells.
GM moves into production fuel cell systems
“What you are seeing that’s different is that we’re producing production systems,” Charlie Freese, executive director of GM’s Global Hydrotec business, said in a virtual news conference. “That’s part of what is different now than it was a few years ago.”
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