
System integration for hydrogen solutions
With twenty years of experience as General Motors’ engineering center of excellence inpropulsion solutions, Dumarey relies on a solid automotive «back-bones» knowledge to offer high-quality products and consistent engineering expertise for facing future challenges, offering solution for hydrogen internal combustion engine and fuel cells. Dumarey adapt the proposition to specific customer needs, whether it’s a turn-key project or a specific workpackage.
Dumarey acts along the entire chain of industrial development, from advance engineering, early design to industrialization and after sales, with always an eye on manufacturability and scalabilty.
Comprehensive Hydrogen Integration Services
Our approach to hydrogen integration involves a holistic process:
Assessment & Planning
Evaluating client needs to design tailored hydrogen systems.
Engineering & Development
Utilizing advanced technologies for efficient system design.
Implementation & Support
Ensuring smooth deployment and ongoing maintenance.
By focusing on these areas, Dumarey delivers robust and reliable energy solutions that meet the evolving demands of various industries.
Applications Across Industries
Our system integration for hydrogen solutions serves multiple sectors:
Automotive
Enhancing vehicle performance with hydrogen fuel systems.
Industrial
Powering manufacturing processes with clean energy.
Energy Sector
Supporting grid stability and renewable energy storage.
These applications demonstrate our commitment to delivering versatile and sustainable energy solutions through effective hydrogen integration.
Hydrogen Product Portfolio

Hydrogen Internal Combustion Engines
Designed for both on-road and off-road use, delivering high performance with low emissions.

Hydrogen Injectors
Advanced injection components ensuring efficient and reliable hydrogen combustion.

Engine Control Units (ECUs)
Smart control units optimized for hydrogen engines, enabling precise management and regulatory compliance.

Hydrogen Retrofit Solutionss
Conversion kits that adapt existing engines for hydrogen use, extending vehicle lifecycle and reducing emissions.

Testing and Validation Services
Comprehensive testing processes to ensure the safety, reliability, and performance of hydrogen systems.

Why Choose Dumarey?
- Expertise: Years of experience in system integration for hydrogen solutions.
- Innovation: Continuous development of cutting-edge hydrogen integration
- Sustainability: Dedication to providing eco-friendly energy solutions.
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Partnering with Dumarey ensures access to top-tier services and support in the realm of hydrogen energy.
Our products & services
Control units
Our expertise spans the entire product industrialisation cycle. We use the ASPICE standards to ensure a seamless journey, from defining your requirements to serial production.
We design our software and hardware following the strictest cybersecurity and functional safety standards.
Hydrogen Solutions
- Integrity
- Creativity
- Partnership
- Excellence
- Entrepreneurship
- Integrity
- Creativity
- Partnership
- Excellence
- Entrepreneurship