Z-Class

High-Performance Hydrogen Fuel Cell Power
FCV Vanguard on SF Bay making a large turn

Experience the Future of Power

At ZEI, we're not just building engines—we're building the future. Our Z-Class power systems embody a vision of combining unmatched performance with environmental responsibility:

Real Performance

Rapid acceleration and top speeds to rival any gasoline-powered vehicle

Refueling

Quick hydrogen refueling keeps you operating longer

Unmatched Efficiency

Superior torque and fuel efficiency comparable to diesel engines

Whisper-Quiet Operation

Enjoy the serenity of operation without engine noise

Zero Emissions

Emit only water vapor-leave nothing behind

The Z-Class Advantage:
Power Meets Sustainability

FCV Vanguard Traveling along the SF waterfront

Advanced System Components

Four Fuel Cell Stacks: The core of our zero-emission power generation.
Lithium-Ion Battery: Provides instant power and energy storage.
Hydrogen Safety Systems: State-of-the-art safety for peace of mind.
Custom Cooling System: Maintains optimal performance.
Power Electronics & High-Performance Electric Motor: Converts fuel cell output into propulsive force.
ZEI’s Hydrogen Operating Software: Intelligent control for seamless operation.

Versatile Performance

Leveraging the operational flexibility of hydrogen as a fuel while taking advantage of the torque and power available through an electric powertrain,  Z-Class  delivers power that  answers medium and heavy-duty use cases on the water as well as on the road.

hydrogen truck and bus at a fueling station

System Specifications

Power

Peak Power 390 kW (522 hp) Continuous Power 280 kW (375 hp)

Torque

630 Nm (465 lb-ft)

Dimensions

Length 1,950 mm
Width 990 mm
Height 850 mm

System Weight

700 kg (1,540 lbs)

Fuel

Gaseous Hydrogen

Nominal System Efficiency

>50%

Heat Management

Liquid-Cooled (Water-to-Water)

Emissions

None

Repowering: The Smart Path to Zero Emissions

Why scrap when you can transform?

Retrofitting Existing Vessels and Vehicles Offers:
Environmental Benefits: Reduce waste and lower your carbon footprint.
Cost Savings: More economical than purchasing new zero-emission models.
Quick Transition: Faster implementation towards sustainability goals.
Broad Accessibility: Allows independent shops to offer zero-emission conversions.

Be Part of the Change

For Industry Leaders

Upgrade Fleets: Transition existing assets to zero-emission power.
Boost Brand Image: Lead in sustainability and innovation.
Reduce Operating Costs: Benefit from improved efficiency and lower fuel expenses.

For Independant Shops

Expand Services: Offer cutting-edge retrofitting to your clients.
Stay Competitive: Meet growing demand for sustainable solutions.
Drive Growth: Tap into new markets and revenue streams.

For Enthusiasts

Keep Your Classics: Enjoy your favorite vehicles with a clean conscience.
Experience Enhanced Performance: Discover new levels of power and responsiveness.
Join a Community: Be part of a movement towards a sustainable future.

Get in touch.
We’re ready to help.

Contact us.

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