Looking to invest in green hydrogen but unsure which Indian electrolyser manufacturer is right for you? With so many factories popping up, making the smart choice can feel overwhelming. The right supplier can boost efficiency, cut costs, and put your project ahead in the clean energy race. Imagine working with a partner who powers your ambitions—and the planet—reliably. Curious who’s leading the charge? Dive in to see which manufacturers truly deliver and find your perfect match!

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Top 10 Hydrogen Electrolyzer Manufacturers in India

Product Details:
Leading manufacturer of hydrogen electrolyzers, offering various types such as alkaline, PEM, AEM, SOE, AMSE, and AWE. Products range from small kW-scale units to large-scale solutions up to GW capacity. Some companies offer plug-and-play solutions and integrated hydrogen plants.

Technical Parameters:
– PEM Electrolyzers with capacities from 10 to 2,000 Nm³/hr
– Support for multiple electrolyzer technologies: Alkaline, PEM, AEM, SOE, AMSE,
– Customized solutions from small-scale (kW) to large-scale (GW)
– Advanced R&D and installation expertise

Application Scenarios:
– Hydrogen production for green energy and industrial uses
– Energy storage and renewable energy integration
– Decarbonization of steel, refineries, cement, glass, pharma, and specialty
– Mobility, transportation, ammonia production, and power generation

Pros:
– Wide range of electrolyzer technologies for diverse applications
– Comprehensive, integrated solutions including plug-and-play systems
– Ability to serve industries from small to very large scales
– Strong focus on R&D and sustainability/green energy transition

Cons:
– Lack of specific performance metrics or detailed technical specification data
– Full commercial deployment details, operating costs, and lifecycle data not

Ohmium launches India’s first green hydrogen electrolyzer gigafactory

Product Details:
Ohmium manufactures Indian-made Proton Exchange Membrane (PEM) hydrogen electrolyzers for the production of green hydrogen, with modular, high-performance, scalable designs aimed at industrial, transportation, and energy projects.

Technical Parameters:
– Initial manufacturing capacity of approximately 0.5 GW (500 MW) per year,
– PEM (Proton Exchange Membrane) electrolyzer technology
– Modular design enabling both distributed and large-scale deployment

Application Scenarios:
– Fertilizer production
– Refinery processing
– Steel production
– Vehicle transportation via methanol blending and fuel-cell based vehicles

Pros:
– Enables end-to-end green hydrogen production solutions within India, reducing
– Zero carbon footprint and pollution-free fuel source
– Modular and scalable technology adaptable to varied project sizes
– Supports India’s goals for energy independence and export leadership in green

Cons:
– Limited initial manufacturing capacity (0.5 GW/year) until scale-up to 2
– Widespread adoption and infrastructure for green hydrogen may face industry and

Top Green Hydrogen Electrolyzer Manufacturers in India

Product Details:
Green hydrogen electrolyzers designed and manufactured by leading Indian companies for sustainable hydrogen production using renewable energy sources such as solar, wind, or hydroelectric power.

Technical Parameters:
– Utilize electricity from renewable sources to split water into hydrogen and
– Support various electrolyzer types (e.g., PEM, alkaline)
– Enable carbon-free, sustainable hydrogen production
– Products aligned with India’s National Green Hydrogen Mission for scalable

Application Scenarios:
– Large-scale industrial hydrogen production
– Integration with renewable energy plants for energy storage
– Supplying green hydrogen for sectors like transportation, chemical
– Potential use in decentralized or distributed hydrogen production setups

Pros:
– Produces hydrogen in a carbon-free and sustainable manner
– Reduces dependence on fossil fuels and lowers greenhouse gas emissions
– Can be integrated with various renewable energy sources for flexible deployment
– Supports India’s drive toward energy independence and clean technology

Cons:
– Requires significant capital investment and infrastructure for deployment
– Cost of hydrogen via electrolysis is typically higher than traditional methods
– Efficiency varies by technology type and can be lower than ideal
– Operational and maintenance expertise may be required for large-scale or

Top 10 Electrolyser manufacturers in india in the World 2025

Product Details:
Hydrogen electrolyzers including alkaline and proton exchange membrane (PEM) types; electrolyzers for green hydrogen production, scalable for industrial and transportation sectors; devices for splitting water into hydrogen and oxygen via electrolysis using renewable energy; PEM and pressurized alkaline electrolyzers; hydrogen generators and fully-equipped hydrogen gas plants.

Technical Parameters:
– Electrolysis capacity ranging from 500 MW to 2 GW; manufacturer-specific
– Types: Alkaline, Proton Exchange Membrane (PEM), Pressurized Alkaline, Solid
– Efficiency typically ranges from 60% to 80%, with H2 purity level up to 99.999%
– Modular solutions: stack sizes (0.5/1 MW), module configurations (2/4/8 MW);

Application Scenarios:
– Hydrogen production for fuel cells, industrial applications (e.g., steel,
– Transportation sector, including hydrogen refueling stations and fuel-cell
– Integration with renewable energy sources for green hydrogen generation and
– Customized hydrogen generators for water electrolysis-based gas plants

Pros:
– Environmentally friendly, emission-/pollution-free hydrogen production using
– Scalable and flexible solutions, suitable for both small and large-scale
– Rapid start-up and quick full-load capability; high hydrogen purity and
– Dependable and safe operation with diverse industrial and energy-use

Cons:
– High initial investment and significant infrastructure costs
– Dependence on renewable energy sources for optimal performance
– Technology still evolving/early stage with some uncertainty in operational costs
– Need for supportive policies, incentives, and substantial energy requirements

Best Green hydrogen electrolyzer manufacturers in India

Product Details:
The companies manufacture hydrogen electrolyzers used to produce green hydrogen via water electrolysis, incorporating technologies such as PEM (proton exchange membrane) and pressurized alkaline electrolyzers. Products include both giga-factory scale installations and modular solutions, like Ohmium’s ‘The Ohmium LotusTM.’

Technical Parameters:
– Ohmium’s gigafactory has an initial manufacturing capacity of 500 MW per year,
– Reliance Electrolyser Manufacturing Limited: planned electrolyser capacity of
– Adani New Industries: annual electrolyzer manufacturing capacity of 198.5 MW
– Ohmium’s electrolyzers utilize 100% renewable energy and are based on PEM

Application Scenarios:
– Transportation Industry
– Oil and Gas Industry
– Manufacturing and Fertilizer Industry
– Steel and Chemical Industry

Pros:
– Increased efficiency
– Environment friendly (enables green hydrogen production with renewable energy)
– Dependable energy source
– Safer to use compared to other sources of energy

Top Electrolyzer Manufacturers in India (2025 Update)

Power of Green Hydrogen: Alkaline Electrolyzer Manufacturers in India

Product Details:
The company manufactures and supplies green hydrogen alkaline electrolyzers, which are devices used for the production of hydrogen through water electrolysis powered by renewable energy sources.

Technical Parameters:
– Alkaline water electrolyzer technology
– Operation powered by renewable energy sources (e.g., solar, wind)
– High-purity hydrogen output
– Capable of large-scale hydrogen production

Application Scenarios:
– Hydrogen generation for various industrial processes
– Energy storage and grid balancing with green hydrogen
– Fuel for hydrogen-powered vehicles
– Supplying hydrogen for fertilizer and chemical manufacturing

Pros:
– Produces green hydrogen with zero carbon emissions
– Uses widely available renewable energy sources
– Established and well-proven technology (alkaline electrolysis)
– Flexibility for use in diverse industrial and energy sectors

Cons:
– Relatively lower efficiency compared to newer technologies (e.g., PEM
– Requires substantial water and electricity input
– Large infrastructure footprint for high-capacity systems

Hydrogen Technology Company in India | OEM for PEM Electrolysers

Product Details:
Greenh.in offers sustainable climate solutions through modular greenhouse systems and controlled environment agriculture (CEA) infrastructure, with a focus on hydroponics and climate-resilient farming technologies for urban and peri-urban settings.

Technical Parameters:
– Modular greenhouse systems with customizable size and design
– Integration of hydroponic technology for soilless cultivation
– Automated climate control features (temperature, humidity, lighting, irrigation)
– Energy- and water-efficient systems designed for year-round cultivation

Application Scenarios:
– Urban rooftop and vertical farming
– Commercial agriculture ventures near cities
– Research and educational institutions focusing on sustainable agriculture
– Food production in areas with otherwise inhospitable climates

Pros:
– Significant reduction in water and land usage compared to traditional farming
– Year-round, pesticide-free crop production through controlled environments
– Scalable, modular solutions suitable for various site requirements
– Enhanced crop yield and faster plant growth due to optimized conditions

Cons:
– Higher initial setup and infrastructure costs
– Requires technical expertise for operation and maintenance

Green Hydrogen Breakthroughs in India You Need to Know Now

Product Details:
Green hydrogen produced via electrolysis using renewable energy sources (solar/wind), with implementation examples such as IOC’s Mathura refinery green hydrogen plant, Gujarat’s Green Hydrogen Valley (2 GW electrolyser facility), NTPC’s Green Hydrogen Microgrid, and hydrogen-powered fuel cell applications in mobility and power. Major private sector investments (Reliance, Adani, ReNew, L&T, IOC) are backing infrastructure for hydrogen production, storage, and utilization.

Technical Parameters:
– Electrolysis of water powered by renewable electricity (solar/wind) for
– 2 GW electrolyser manufacturing facility in Gujarat
– Solar-powered electrolysers and hydrogen fuel cells in NTPC’s microgrid
– Target: 5 million metric tonnes of green hydrogen annually by 2030 (National

Application Scenarios:
– Substitution of fossil fuels in oil refineries (e.g., IOC Mathura)
– Fuel for hydrogen-powered trains (Indian Railways Hydrogen for Heritage)
– Power generation and grid decentralization (NTPC Green Hydrogen Microgrid for
– Export to international markets (planned exports to Europe and Japan from

Pros:
– Zero greenhouse gas emissions during production
– Enables large-scale storage of renewable energy and grid balancing
– Decarbonizes hard-to-abate sectors (steel, fertilizer, cement, heavy transport)
– Promotes rural electrification and disaster resilience through decentralized

Cons:
– High initial investment and infrastructure costs
– Technical and regulatory challenges in scaling hydrogen production and
– Current technology still emerging, with efficiency and cost barriers

India’s green hydrogen progress and targets: MNRE

Comparison Table

Frequently Asked Questions (FAQs)

How can I identify reputable green hydrogen electrolyser manufacturers in India?
Start by researching companies with a proven track record in hydrogen technology, strong client testimonials, and clear certifications. You can also check industry associations, trade shows, and online industry marketplaces for verified suppliers.

What key factors should I consider when choosing an electrolyser manufacturer in India?
Consider product quality, technology compatibility, after-sales service, warranty, delivery timelines, and whether the manufacturer’s products comply with Indian and international standards for safety and efficiency.

Are Indian electrolyser manufacturers able to provide customized solutions?
Many reputable Indian manufacturers offer tailored solutions to suit your specific capacity requirements and site conditions. It’s important to communicate your needs clearly during initial discussions to ensure they can provide custom design and integration.

How do I verify the quality and reliability of a manufacturer’s electrolyser products?
Ask for references, case studies, and product testing certifications. Visiting the factory, if possible, and requesting a demonstration or third-party quality reports can also help you assess their reliability.

What should I expect regarding lead times and after-sales support from Indian electrolyser suppliers?
Typical lead times may range from a few months, depending on order size and customization. Reputable suppliers offer thorough after-sales support, including installation, training, and maintenance, so be sure to discuss these services before making a commitment.