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Hydrogen Generator Product List and Ranking from 13 Manufacturers, Suppliers and Companies

Last Updated: Aggregation Period:Sep 10, 2025~Oct 07, 2025
This ranking is based on the number of page views on our site.

Hydrogen Generator Manufacturer, Suppliers and Company Rankings

Last Updated: Aggregation Period:Sep 10, 2025~Oct 07, 2025
This ranking is based on the number of page views on our site.

  1. ジェイ・サイエンス・ラボ 本社 Kyoto//Testing, Analysis and Measurement
  2. エア・ウォーター Osaka//Chemical
  3. M&Kテクノロジー Kanagawa//others
  4. 4 山東SAIKESAISI水素エナジー有限会社 本社 China//Industrial Electrical Equipment
  5. 4 諾亜建設 Tokyo//Energy

Hydrogen Generator Product ranking

Last Updated: Aggregation Period:Sep 10, 2025~Oct 07, 2025
This ranking is based on the number of page views on our site.

  1. High Purity Hydrogen Generator RHG Series ジェイ・サイエンス・ラボ 本社
  2. Hydrogen generation device (VHR) エア・ウォーター
  3. University Venture: Hydrogen and Oxygen Generation Device 'aqpia' M&Kテクノロジー
  4. PEM electrolysis hydrogen generation system 山東SAIKESAISI水素エナジー有限会社 本社
  5. 4 Water electrolysis high-purity hydrogen (oxygen) generation device 諾亜建設

Hydrogen Generator Product List

1~15 item / All 17 items

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High Purity Hydrogen Generator RHG Series

Stable supply of high-purity hydrogen gas safely and at low cost.

●Compact design that can be placed anywhere. (Size comparison image) ●Since the hydrogen gas pressure is between 100 and 400 kPa, it is not subject to the High-Pressure Gas Safety Act. ●We offer a total of five types in our lineup based on different flow rates, so you can choose according to your needs.

  • Gas Generator

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OEM Development and Production of Small Hydrogen Generators

Development and manufacturing services under the client's brand name. We offer four types of hydrogen generation.

At Enoa Co., Ltd., we accept OEM development and manufacturing of "small hydrogen generators." Using our proprietary technologies such as hydrogen generation water electrolysis stacks, stack power control, and gas fluid control, we develop and manufacture products that are just the right size for applications like hydrogen inhalation. We can accommodate product designs tailored to the specific requests of our clients. Please feel free to contact us. 【Features】 ■ Utilizes proprietary technologies such as stack power control and gas fluid control ■ Develops and manufactures products that are just the right size for use ■ Accommodates product designs according to client requests ■ Offers four types of hydrogen generation rates: 60, 120, 180, and 240 Nml/min ■ The only requirements are pure water (<1μS/cm) and power supply (AC100V) *For more details, please refer to the PDF document or feel free to contact us.

  • Contract manufacturing

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University Venture: Hydrogen and Oxygen Generation Device 'aqpia'

Maintenance-free and long-lasting! Safely usable as an alternative fuel to oil.

"Aqpia" is a hydrogen and oxygen generation device that can produce safe and inexpensive high-quality hydrogen at any time. Hydrogen gas, when burned, produces water vapor as exhaust, and unlike conventional fossil fuel-derived fuels, it does not emit carbon dioxide and poses no risk of carbon monoxide poisoning, making it safe and environmentally friendly. It operates with simple controls—just turn on the switch, and it works with a power outlet and water. There is no need for complicated filter replacements, and it is maintenance-free. *There are numerous records of no malfunctions for over 10 years. Currently, our lineup includes only a device that generates hydrogen at a rate of 500 ml/min, but we can manufacture a variety of performance and size options to meet customer demands. Our company is a venture established by Kanagawa Institute of Technology, with 15 years of research results and technology. We invite companies and stakeholders considering participation in the "hydrogen field" to feel free to contact us. Additionally, we operate the hydrogen inhalation specialty "MK Salon Chuo Rinkan." You can experience the performance of our products firsthand, so please feel free to inquire about this as well.

  • others

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小型水素発生装置『ハイドロチャンプH2G-500』

「水素吸引」をはじめ、「水素風呂」や「水素飲料」などにもご利用いただけます

「みんなの水素」シリーズ 『ハイドロチャンプH2G-500』は、 神奈川工科大学での10年間の研究成果ノウハウを形にした、 安全で確かな水素を発生させる装置です。 原料水(蒸留水)の電気分解で、100%に近い純粋な水素を発生する装置なので 使い方は様々です。 「水素吸引」をはじめ、「水素風呂」や「水素飲料」などにもご利用 いただけます。 【特長】 ■口や鼻から水素を直接吸うことができる ■浴時の温水に水素をバブリングすることで、水素風呂を楽しめる ■お好みの飲料に発生させた水素をバブリングすることで、  水素飲料をお楽しみいただける ■生活用水や、庭や草木の水やり、ペットの飲み水など、様々な用途で、  抗酸化(活性酸素の除去)の切り札である水素のある生活を楽しめる ※詳しくはPDF資料をご覧いただくか、お気軽にお問い合わせ下さい。

  • Hydrogen Generator

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Hydrogen generation device (VHR)

This is an on-site gas generation device that generates hydrogen using natural gas as the main raw material, utilizing a reformer developed independently by our company.

1. Achieving the industry's smallest NG raw material unit By adopting a highly efficient heat recovery, heat utilization, and hydrogen purification process, we have achieved the industry's smallest NG raw material unit of 0.34 Nm3/Nm3-H2 (expected value). ■ Unique reformer tube heating structure and integration of high-temperature processes (hot box) Our unique reformer tube heating structure enables uniform reforming efficiency, and by integrating high-temperature processes into a hot box, we achieve efficient heat utilization. ■ Thorough heat recovery process We employ a process that allows for thorough heat recovery. Additionally, by recovering off-gas from the PVSA, we minimize the fuel consumption of natural gas. ■ Purification technology Hydrogen purification is achieved through the vacuum swing adsorption method (PVSA), improving the recovery rate from the usual 70-80% to over 90%. 2. Environmental aspects Compared to our conventional model "VH," we have reduced CO2 emissions per unit of hydrogen by 10%, contributing to the reduction of CO2, a greenhouse gas.

  • others
  • Gas Generator

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Water electrolysis hydrogen generation device/PGH05A

Generate high-purity hydrogen with a purity of 99.999% and a dew point below -50°C from purified water.

The water electrolysis hydrogen generation device/PGH05A is a compact hydrogen generation unit that can produce high-purity hydrogen with a purity of 99.999% from purified water. It supplies low dew point hydrogen gas with a dew point temperature below -50°C, thanks to its unique built-in adsorption dryer. After startup, it automatically begins supplying hydrogen once it reaches a purity of 99.999%, ensuring that hydrogen gas below the standard value is never supplied. Additionally, due to the low dew point, it can fill hydrogen storage alloy canisters that are sensitive to moisture, allowing for supply not only directly from the unit but also from stored canisters. The unit is equipped with safety devices such as leak tests, fans to prevent hydrogen retention, and low water alarms, and it can also indicate when the adsorbent needs to be replaced, providing peace of mind. Since it is not subject to the High-Pressure Gas Safety Act, there is no cumbersome management required, and with a built-in 3.5L tank, the frequency of water replenishment is reduced.

  • WP_PGH05A_G1G2.jpg
  • WP_PGH05A_HS.jpg
  • WP_PGH05A_Cartridge.jpg
  • WP_PGH05A_System.jpg
  • Dehumidifier

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H2G1 Portable Hydrogen Generation Device

Easily fill hydrogen gas into a reversible hydrogen electrode.

The H2G1 Portable Hydrogen Generation Device is a device designed to generate and fill a small amount of hydrogen gas inside one of the reference electrodes used for electrochemical measurements, the Reversible Hydrogen Electrode (RHE). It allows for easy filling of hydrogen gas into the RHEK Simple Reversible Hydrogen Electrode Kit without occupying the potentiostat you wish to use for electrochemical measurements. The RHEK Simple Reversible Hydrogen Electrode Kit filled with hydrogen can be used as a reference electrode with excellent potential stability. Additionally, the H2G1 Portable Hydrogen Generation Device is equipped with a potential difference measurement function as an auxiliary feature, allowing you to check the potential difference between reference electrodes. For more details, please contact us.

  • Analytical Equipment and Devices

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Renewable energy water electrolysis hydrogen generation device

Convert and store renewable energy into hydrogen. It can then be utilized as a power source through fuel cells.

At Enoa Co., Ltd., we offer a "Renewable Energy Water Electrolysis Hydrogen Generation System" customized for renewable energy. We produce pure water from tap water. Hydrogen can be generated using a PEM-type water electrolysis stack. Additionally, we also provide a "Hydrogenics On-Site Hydrogen Generation System" that is safe, reliable, and capable of continuous or dynamic operation with plug-and-play functionality. 【Features】 ■ Produces pure water from tap water ■ Generates hydrogen using a PEM-type water electrolysis stack ■ Supplies high-purity hydrogen through PSA dehumidification *For more details, please refer to the PDF materials or feel free to contact us.

  • Other physicochemical equipment

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Water electrolysis stack / hydrogen generation device

We offer genuine products using solid electrolyte membranes! We are committed to energy conservation and environmental considerations.

Introducing the "Water Electrolysis Stack / Hydrogen Generation Device" handled by Enoa Co., Ltd. The "Water Electrolysis Stack" can easily generate hydrogen and oxygen by simply supplying pure water and electricity. By adjusting the number of cells, it can accommodate precise output requirements, allowing it to be integrated into your system for use. Additionally, the "Hydrogen Generation Device (EHG Hydrogen Generator)" is equipment that produces high-purity hydrogen by electrolyzing pure water using SPE technology. It is a lightweight, high-efficiency, energy-saving product that considers environmental impact. 【Features】 <Water Electrolysis Stack> ■ Easily generates hydrogen and oxygen by simply supplying pure water and electricity ■ Capable of constructing a power generation cycle that does not produce CO2 ■ Can accommodate precise output requirements ■ Can be integrated into your system for use *For more details, please refer to the PDF materials or feel free to contact us.

  • Other physicochemical equipment

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Small Hydrogen Generation Device "Hydro Champ H2G-500"

Equipped with our own transcoil! Safe and easy hydrogen inhalation, hydrogen baths, and hydrogen drinks.

The "Hydro Champ H2G-500" is a hydrogen generation device that can be easily used at home. It is a device that combines ten years of research results and know-how from Kanagawa Institute of Technology with our company's technological capabilities, enabling the safe and reliable generation of hydrogen. By electrolyzing raw water (distilled water), it generates nearly 100% pure hydrogen, making it versatile in its applications. 【Features】 - High-purity hydrogen can be generated anytime and immediately by simply turning on the power switch. - No replacement parts such as filters are needed. - Compact, lightweight, and energy-efficient. - Equipped with multiple safety devices for safe operation. - Easy to operate with a user-friendly touch panel. - Can be applied to various uses such as hydrogen inhalation, hydrogen baths, and hydrogen water. *For more details, please refer to the PDF document or feel free to contact us.

  • Other physicochemical equipment

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High-pressure hydrogen generation device "H-Genie"

Safe and compact! It electrolyzes water to generate high-purity hydrogen!

The "H-Genie" is a compact hydrogen generation device that produces H2 with a purity of 4N from water, with a maximum pressure of 100 bar (14.5-1450 psi) and a maximum flow rate of 1 NL/min. It uses only deionized water and does not require a compressor. Excellent pressure enhances chemical capabilities. Multiple H-GENIE units can be used together. It achieves precise flow, pressure, and capacity management. The variable flow system allows for both small-scale and large-scale applications. 【Features】 ■ Uses only deionized water ■ No compressor required ■ Multiple H-GENIE units can be used together ■ Precise flow, pressure, and capacity management ■ Compact size *For more details, please refer to the PDF materials or feel free to contact us.

  • Other water treatment equipment

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Eco-friendly new energy "Hydrogen Water" generation device 【*Catalog available】

Generate the required amount of combustible gas using only water and electricity! It is advantageous in terms of cost and safety compared to oil and other sources.

Decomposing water into hydrogen and oxygen gas, then burning it to return to water. An infinite energy cycle becomes a reality. This hydrogen-oxygen generation device is a next-generation energy generation system that excels in cost, safety, working environment, convenience, and environmental conservation compared to limited fuel reserves such as oil, coal, and natural gas. 【Features】 ■ Generates combustible gas in a short time with just water and electricity as raw materials. ■ Produces only the necessary amount, resulting in less gas stock and increased safety. ■ Does not generate harmful or toxic gases, enhancing safety. *For more details, please contact us or download the PDF to view.

  • Gas Generator

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Water electrolysis high-purity hydrogen (oxygen) generation device

We are utilizing hydrogen utilities in various production and research fields.

Our company offers a "water electrolysis high-purity hydrogen (oxygen) generation system" that supplies CO2-free hydrogen using renewable energy sources such as solar and wind power through water electrolysis. Since it directly electrolyzes pure water, the contamination of impurities is extremely low, generating high-purity hydrogen gas (oxygen gas). Because it contains no impurities, it is suitable for use as hydrogen in fuel cells. Please feel free to contact us if you have any inquiries. 【Features】 ■ Produces high-purity hydrogen (oxygen) gas ■ Simple operation ■ High safety ■ Customizable to meet needs ■ Containerized design, requiring minimal space *For more details, please download the PDF or feel free to contact us.

  • Other environmental equipment
  • Other water treatment equipment
  • Gas Generator

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PEM hydrogen generation device "HG PRO"

Compact and lovely design. Can be stacked as well.

The "HG PRO" is a PEM hydrogen generation device that can produce ultra-high purity hydrogen with a purity of 99.99999% or higher, at a maximum flow rate of 1500 mL/min and a maximum pressure of 9 bar (130 psi). Using a long-life multi-layer electrolytic cell with a polymer electrolyte membrane (PEM), the hydrogen generated from ion-exchange water through electrolysis is processed through an electronically controlled high-pressure gas-liquid separator (GLS) (patented) and a two-column PSA drying system with automatic regeneration function, resulting in ultra-high purity hydrogen of 99.99999% or higher. 【Features】 ■ Equipped with electronically controlled high-pressure GLS (patented) ■ Standard software for automatic water replenishment to the internal tank ■ Maintenance-free two-column PSA drying system ■ Maintenance requires only the replacement of the deionization filter ■ 2-year warranty (extension of warranty period and maintenance contracts available) *For more details, please download the PDF or feel free to contact us.

  • Gas Generator

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