Transforming Innovation Challenges Across the Hydrogen Market

Tailored solutions for regulating mass flow and pressure have the potential to overcome obstacles within the hydrogen industry. From direct regulation of electrolysis and fuel cell system processes, to test benches for membrane and catalyst verification, Alicat offers countless flow and pressure solutions so you can focus on creating a more sustainable future.



Back pressure controllers with custom-sized valves and anti-corrosive build options ensure stability even in high humidity and temperature environments. Mass flow meters, equipped with totalizers, provide accurate monitoring of H2 and O2 flows. Coriolis mass flow technology guarantees precision measurement and control of DI water in low-flow rate scenarios.

Diagram of CODA controllers and Alicat back pressure regulators for electrolysis hydrogen generation regulation & testing.








Fuel Cells

Tailored solutions for precise regulation in fuel cell systems supports manufacturers in optimizing efficiency during testing and production. Alicat controllers, known for accuracy and scalability, address challenges across processes. Processes extends from leak checks and membrane permeability tests to the overall regulation of fuel cell systems, ensuring reliable performance and system integrity throughout the design and manufacturing process.

Using Alicat controllers for fuel cell system testing & optimization


A black Alicat hydrogen mass flow meter wtih a red Alicat logo on the front

Hydrogen mass flow meters with integrated totalizers make monitoring easy, up to 10,000 SLPM.

Mass Flow Controller with hammerhead rolamite configuration

Hydrogen mass flow controllers mimic fuel cell behaviors at full scale flow rates up to 10,000 SLPM with quick response and high accuracy.

CODA-Series Controller

CODA Coriolis mass flow controllers precisely control DI water or high pressure gases.

An Alicat pressure controller, 50 SCCM full scale, with a digital screen and standard valve, model PC-5PSIG-D, photographed by Alicat

Dual-valve pressure controllers reach setpoints in milliseconds and maintain control without continuous bleeding.

More Applications

Carbon capture research

Alicat instrumentation is used in research focused on emerging technologies in the carbon capture industry.

This research is exploring topics such as developing an ionic liquid membrane for carbon capture on in space and understanding the condensation of carbon dioxide on heat exchangers.

electrolysis di water

Detecting hydrogen leaks

Hydrogen is prone to leaking and can be difficult to detect, posing a safety hazard and leading to system inefficiency. Highly accurate Alicat devices are ideal for leak testing hydrogen systems.

To find the pressure and flow solutions you need for your application, speak with one of our applications engineers experienced in hydrogen systems.

Talk to an applications engineer about your process.

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