Green Means Go.

Step inside India's newest PEM gigafactory.

Making green hydrogen a reality today.

Accelerating global decarbonization with scalable and versatile green hydrogen solutions for industry, power, and transportation.

Discover the Lotus^TM PEM Electrolyzer

We help you achieve low-carbon operations.

Ohmium designs and commissions reliable, cost-effective green hydrogen electrolyzers that boost your business’ operational efficiency, sustainability, and economics.

Learn how it works

map of hydrogen use cases over the world

Flexible

Easily scale from megawatts to gigawatts with an interlocking modular system design.

Reliable

Leverage proven PEM-based electrolyzer technology for safe, efficient hydrogen production.

Sustainable

Double down on decarbonizing by powering our zero-emissions electrolyzing process with clean, renewable energy.

Cost-effective

Maximize ROI with our streamlined supply chain, efficient installation process, and optimized production.

The Ohmium^®
Advantage

Driven by deep industry expertise and a passion for sustainability, the Ohmium team excels at delivering affordable yet innovative green hydrogen electrolyzers.

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Interlocking modular design

Units are easily stacked to meet your hydrogen needs today – and efficiently scaled as your needs evolve tomorrow.

Proven technology

Our team has deep and diverse experience in the electrolyzer, fuel cell, and renewable energy industries.

Industry veterans

Our electrolyzers are founded in proven advanced Proton Exchange Membrane (PEM) technology.

Vertically integrated

Sophisticated engineering and operational expertise as a leading green hydrogen company that manufactures both the electrolyzer stack and the power electronics.

Green hydrogen solutions for diverse needs.

Ohmium’s advanced proton exchange membrane (PEM) electrolyzers use water and renewable energy to produce green hydrogen, a sustainable resource that can be used in a wide range of sectors and applications.

Industry: Decarbonize your operations with hydrogen.

Use emission-free hydrogen to upgrade to sustainable industrial processes and production.

Power: Power your business with hydrogen.

Integrate, store, and stabilize
renewable energy with the flexibility of hydrogen production and storage.

Transportation: Fuel your fleet with hydrogen.

Cut emissions, weight, and refueling time with hydrogen-powered transport and shipping.

Ohmium's Strategic Growth Equity Investors

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Green Means Go.

Making green hydrogen a reality today.