FAQ

Welcome to the Guardian Hydrogen Diesel System FAQ. Here, you’ll find answers to common questions about our dual-fuel technology, its benefits, installation process, and more.

The Guardian HDS integrates hydrogen with conventional tier 4 diesel engines, reducing emissions and enhancing fuel efficiency without sacrificing performance.

Guardian HDS retrofits diesel engines to use hydrogen alongside diesel, injecting hydrogen directly into the combustion chamber using multiport injection for improved efficiency and reduced emissions.

Guardian HDS works with a wide range of diesel engines, including those in heavy-duty trucks, transit buses, and industrial vehicles. Contact us to confirm compatibility.

By replacing a portion of diesel with hydrogen, Guardian HDS reduces CO₂ and NOx emissions, supporting sustainability goals.

Yes. Hydrogen is a proven safe fuel when handled correctly. Guardian HDS complies with all safety standards to ensure reliable operation.

Costs vary based on vehicle type and fleet size. Request a quote for a fleet-tailored solution.

Yes. By substituting hydrogen for a portion of diesel, you’ll experience fuel savings and reduced engine carbon abrasion over time.

Many regions offer grants and incentives for hydrogen technology. Contact us for assistance with funding applications.

A certified technician can easily retrofit your diesel engine with minimal downtime, ensuring compatibility and performance.

Maintenance is minimal and aligns with regular vehicle servicing. Detailed guidelines are provided within our operations manual.

Yes, using the Guardian Fleet Data Logger, you can track hydrogen usage, performance metrics, and emissions reductions in real-time.

Hydrogen infrastructure is rapidly growing. We can guide you on sourcing hydrogen or setting up supply chains.

Your vehicle can still operate entirely on diesel, ensuring uninterrupted operation.

Contact us via our Get Started page or call us to schedule a consultation. We’ll help tailor a solution for your fleet.

Yes, we help clients navigate government funding programs and applications to make hydrogen adoption seamless and affordable.

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