Advanced filtration solutions for fuel cell air intake
As electric drivetrains become more widely adopted, hydrogen-powered vehicles are gaining importance in the shift toward cleaner mobility. They help reduce dependence on fossil fuels and contribute to lower air pollution levels.
The need for advanced fiber-based filtration solutions grows rapidly with the expansion of hydrogen refueling infrastructure. These materials play a key role in supporting the performance and reliability of fuel cell systems in demanding environments.
Discover Ahlstrom’s FiltEV®, high-performance filtration media designed for fuel cell electric vehicles (FCEVs).
Key benefits
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Pure air
Maximal activated carbon content delivering best initial breakthrough and extended capacity
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Enlarged molecular protection
Customized activated carbon blend effectively adsorbing hydrocarbons but also SO2, NOx and NH3
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Enhanced particulate efficiency
From 75% to 99.95% removal of the finest airborne particles
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Flexible solutions
Customizable, thin multilayer design and easy to process media to reach most demanding customers’ targets
Ahlstroms FiltEV® portfolio
Ahlstrom’s FiltEV® portfolio with high-performance filtration media is designed for fuel cell electric vehicles (FCEVs). These new solutions complement the existing FiltEV® offerings for battery electric vehicles, reinforcing Ahlstrom’s commitment to supporting the electrification of mobility.
The purity of cathode air intake is critical to the performance and reliability of fuel cell systems. Air intake filters play a fundamental role in:
- Protecting the catalyst and membrane from particles and harmful gases
- Extending the lifetime of fuel cell units
- Ensuring consistent and efficient operation

Ahlstrom has developed an effective range of high-performance media matching the unique requirements for fuel cell air intake.
- Premium activated carbon media with exceptional adsorption performances on VOCs and acid gases, combined with an EPA particulate efficiency.
- Premium activated carbon media with exceptional adsorption performances on VOCs, acid and alkali gases, combined with an HEPA particulate efficiency.
Download the Fuel Cell Air sell sheet
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