_AEM Electrolyzer EL 4

With over 7,500 units deployed worldwide, our single-core electrolyzers enable the swift start of your green hydrogen journey.

Whether replacing grey H2, creating new applications or installing long-term energy storage, our patented AEM technology scales up as you do: Take single electrolyzers to pilot your solutions and easily expand with extra modules for greater green hydrogen capacity.

enapter AEM Electrolyser EL 4

AEM Electrolyzer EL 4

Production rate 500 NL/h or 1.0785 kg/24h
Outlet pressure up to 35 barg
Module weight (without water) 42 kg
Purity of hydrogen 99.9% (or > 99.999% with optional dryer)
Module dimensions L: 482 mm W: 635 mm H: 266 mm

_The AEM Electrolyzer EL 4 at a glance

Super low lead time

Receive your electrolyzer(s) and start producing hydrogen in weeks, not months or years. We stand for plug-&-play products, not engineering projects.

Ease of integration & use

Commission your EL 4 within minutes with the Enapter App. Monitor and control its performance online in real-time. Get support as needed.

Modular & scalable

Our EL 4 enables you to move from demo to business case: Start with one module and stack more as needed, in cabinets or 19” racks.

_Your benefits


The device that puts you in control. Deploy a single module for smaller green hydrogen needs starting from 2.4 kW or reach several kW by combining many single-core electrolyzers.
  • Scalable and modular
  • Quick and easy installation
  • Low maintenance requirements
  • Liquid- & air-cooled variants available

AEM Electrolyzer EL 4 green hydrogen applications

h2 business
Prove your H2 business model

Whether you are building a refueling station, replacing fossil gas in industrial processes or trialling decarbonization with renewable hydrogen.

Electricity storage needs
Electricity storage needs (<70 kW)

From backup power to electrifying remote locations, providing telecom towers with uninterrupted supply or even supporting critical buildings and homes, our EL 4 unlocks small-scale power storage at the cost and capacity you need.

Regular green hydrogen supply (
Testing, research, and development

Your university or research center can test fuel cells, combustion engines, boilers, and more with green hydrogen produced on-site with our EL 4 electrolyzer. Train the next generation of hydrogen specialists with easy-to-use AEM technology.

Testing, research & development
Regular supply of green hydrogen (<50 kg)

Small and medium-sized enterprises and laboratories require small quantities of hydrogen for their daily activities, in applications ranging from nitrogen purification to experimental consumption. Our AEM EL 4 electrolyzer meets your needs from day one.

_AEM EL 4 in action

Industrial H2 Pilots at Yanmar Clean Energy Site
Osaka/Japan
 
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Year-round clean energy supply for Fort Island Pampus
Pampus / Netherlands
 
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Hydrogen Terminal MW-scale research hub
Hydrogen Terminal MW-scale research hub
Braunschweig/Germany
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Want to start your own green hydrogen project?

Then request a quote for our AEM Electrolyzers now!
Get a quote

_Further products

AEM Nexus is your responsive, reliable electrolyzer for projects from 500 kW to multi-megawatts.


AEM Flex 120 is a flexible system for streamlined deployment of green hydrogen projects.