Pressure Swing Adsorption (PSA) Units Market Size - Gas Type, Technology, Flow Rate, Application, End Use Industry & Forecast, 2025 – 2034

Pressure Swing Adsorption Units Market Size

The global pressure swing adsorption units market size was estimated to be worth USD 2.7 billion in 2024 and is set to expand at a over 6.8% CAGR between 2025 to 2034. Adoption of PSA units has increased over time as they foster the increased growth within a unit, resulting in improved gases. With the investment in the technology years ago, this development is an excellent example of why tension with gas separation units is shifting to a green focus. Moreover, new growth opportunities in the PSA market have come because of technological developments such as changes in system design and enhanced adsorption materials.
 

Gas separation solutions when deployed in hospitals help clinicians produce oxygen which is the mandate of this equipment, and this combination constitutes the market self-prescription. This segment of the market is expected to grow slowly when compared to developing and other economies as the existing equipment serve the purpose but is not cost effective. Hydrogen production and biogas upgrading have increased the demand for such units greatly and the rising trend is expected to increase further.

Pressure Swing Adsorption Units Market Trends

• The PSA industry is experiencing an uptick in demand for portable and miniaturized systems that cater to smaller applications, which may also need to be used in remote locations. These small, mobile units are quickly gaining traction in the healthcare industry as well as on-site gas generation applications.
   
• The proliferation of smart technologies is being aided by the application of digital monitoring and control systems built into PSA units, which improves productivity and reliability.
   
• The global preference towards reducing carbon emissions is also one of the factors that is driving the use of PSA units in the production of green hydrogen.
   
• Governments and private enterprises are increasing investment in the hydrogen infrastructure which opens more avenues for the use of PSA technology in hydrogen purification and separation processes. This in turn is expected to have a significant impact during the forecast period.
   

Pressure Swing Adsorption Units Market Analysis

• Companies manufacturing PSA products are placing a strong emphasis on enhancing their offerings with a view towards providing efficient, reliable, low-cost solutions that answer their end user’s requirements.
   
• As part of their developments, they are increasing the utilization of novel adsorption materials and making changes in system designs to enhance their performance and efficiency. At the same time, they are increasing their market presence in new regions by increasing their production volumes and forming strategic alliances.

The segmentation for the pressure swing adsorption units’ market has been done depending on the gas type. The oxygen segment was crossed USD 800 million in 2024 and is expected to rise at an average rate of 7.6% from 2025 to 2034.
 

• Most importantly, the increased use of oxygen by healthcare professionals continues to spark the development of the oxygen segment that has significantly contributed to the oxygen market within the pressure swing adsorption units. Hospitals and clinics started utilizing PSA units for On-Site oxygen Supply System Sale to avert delays and limitations in case of emergencies.
   
• Most of the aging population suffers from respiratory diseases, which are likely to boost the demand for oxygen and thus accelerate the integration of PSA technology in this market. Moreover, the need for oxygen supply during Covid-19 created an exponential need for investment in PSA units within the healthcare sector.
   
• Besides the factors mentioned above a major contributor towards this growth is the increasing use of oxygen in industries like metal fabrication, chemical processing, and wastewater treatment. Industrialists are increasingly harnessing the energy of pneumatic turbine-driven PSA units that generate oxygen because they are efficient and inexpensive to operate.
   
• Also, coupled with the growing concern for sustainability, the shift to greener operation modes is rapidly increasing the use of PSA technology for on-site production of oxygen, thus eliminating reliance on supply chains. These factors are likely to have a beneficial effect on the oxygen segment during the forecast period.

The gas separation segment accounted for over 36.5% share of the pressure swing adsorption units market in 2024 and is projected to grow at a CAGR of 7.5% from 2025 to 2034. Hydrogen purification is also expected to grow at a CAGR of 7.7% from 2025 to 2034.
 

• The increasing industrial gases demand, including chemicals, petrochemicals and manufacturing, is the most important factor for the growth of the gas separation segment of the pressure swing adsorption (PSA) units’ market. Cost efficiency and operational efficiency are two critical factors of PSA technology which allow its broad application for gas separation of Nitrogen, Oxygen, Hydrogen etc.
   
• Widespread use of PSA units for on-site gas generation is helping reduce the dependence on outside gas suppliers, which in turn is contributing to the growth of the segment. The continuous increase in industrial gas use is enhancing the energy efficiency and sustainability of PSA units for gas separation.
   
• With regards to this segment, the research identifies as a contributing factor to the growth of PSA technology a trend towards the broader application of existing methods. Cutting down on carbon emissions and production of cleaner energy sources increases the demand for PSA units in power gas separation processes.
   
• New developments in PSA technology, including better adsorption materials and system designs, extend the efficiency and reliability of gas separation applications allowing the growth of the segment during the predicted period.

U.S. pressure swing adsorption units market was valued at around USD 700 million in 2024 and is projected to grow at a CAGR more than 7.4% during of 2025 to 2034.
 

• Similarly, the growth in PSA units in the United States is supported by the rising demand for industrial gases, such as those from the chemical, oil and gas, and food and beverage industries. The US is particular to the growth of PSA technology due to its well-established industrial structures and emphasis on technology.
   
• The increasing effort of the country to reduce carbon emissions and promote sustainable approaches also increases the demand for PSA units in various renewable energy initiatives.
   

North America: Focusing on the country level, the United States remains on the top due to its remarkable share of approximately 76.5% in the pressure swing adsorption units market. Healthcare applications are further aiding in the expansion of the PSA units’ market in the US. There is a notable increase in the demand for on-site oxygen generation in clinics and hospitals during emergencies, which is propelling the usage of PSA technology. Besides that, the emerging US government policies on the promotion of clean energy usage and minimal reliance on the fossil fuel economy are opening room for the manufacture of PSA units for use in hydrogen production and biogas upgrading.
 

The Canada pressure swing adsorption units market is expected to rise as the country is increasingly integrating sustainable practices and renewable energy sources. The integration of biogas upgrading and hydrogen production through PSA technology is starting to gain a foothold across Canada owing to subsidies from the government and increased funding of clean energy initiatives. Furthermore, the requirement of oxygen generation systems by the healthcare industry is also fueling the growth of these systems.
 

Asia Pacific: Asia Pacific pressure swing adsorption units market accounted for around share of around 31.1% revenue share in 2024 and is set to grow at a CAGR of 7.4% from 2025 to 2034. The countries' market is advancing at a rate of around 8% from 2025 to 2034, with China being the dominant player and holding a market share of 34.1% in 2024. There has been faster growth in China's PSA units’ market due to the nation's rapid industrialization and the increase in consumption of industrial gases. In addition to the increased interest in biogas upgrading and hydrogen production, there has been a concerted effort by the government to lower carbon footprint/dioxide emissions that have enabled the adoption of PSA technology. This, together with the increasing demand for oxygen generation systems in the healthcare industry, is creating a business avenue.
 

Pressure Swing Adsorption Units Market Share

In 2024, the biggest players in the market, Robo Ventures, Air Products, PKU PIONEER, Linde and Honeywell UOP, joined together and controlled between 25 to 30 percent of the market. It is seen that manufacturers are making the efforts to resolve these issues and are moving towards the PSA system development with higher efficiency and lower operating costs. Towards that end, they are making substantial investments geared towards the research and development of materials suitable for adsorption and optimization of system designs. Besides, manufacturers are also engaging in geopolitics and expanding their boundaries through strategic partnerships and collaboration as well as catering to the demand for PSA units in other parts of the world.
 

Emerging markets are often an area where one of the other key strategies is developed – exploring them with customized solutions which address specific industry needs. Manufacturers are also using tools of digital technologies planning to embed smart monitoring and control systems into PSA units as they try to pitch these products to end-users who require effective and efficient solutions for gas separation.
 

Pressure Swing Adsorption Units Market Companies

Major players operating in the pressure swing adsorption unit’s industry are:

• Air Liquide
• Air Products
• Ally Hi-Tech
• BOGE
• CALORIC
• Hanxing Energy
• Haohua Chemical Science & Technology
• Ivys
• Linde
• Lummus Technology
• Parker Hannifin
• Peak Scientific
• PKU PIONEER
• SUMITOMO SEIKA
• Honeywell UOP
   

Pressure Swing Adsorption Units Industry News

• In March 2023, Parker Hannifin made available a new collection of PSA units that are portable and lightweight thus aiding in the small-scale activities and aiding in covering long distances.
   
• In June 2022, Air Products and Cummins decided to partner and collaborate in the area with the goal of developing units of purification systems for hydrogen that is free of pollution.
   

This pressure swing adsorption units market research report includes in-depth coverage of the industry with estimates & forecast in terms of revenue (USD Billion) & volume (Thousand Units) from 2021 to 2034, for the following segments:

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Market, By Gas Type

• Oxygen
• Nitrogen
• Hydrogen
• Other Gases

Market, By Technology

• Twin-Tower PSA
• Rapid PSA
• Vacuum Pressure Swing Adsorption (VPSA)

Market, By Flow Rate

• Small-Scale Systems
• Medium-Scale Systems
• Large-Scale Systems

Market, By Application

• Gas Separation
• Air Purification
• Hydrogen Purification
• Carbon Dioxide Removal
• Others

Market, By End Use Industry

• Healthcare
• Chemical
• Oil & Gas
• Food & Beverage
• Electronics
• Others

The above information is provided for the following regions and countries:

• North America
  • U.S.
  • Canada
• Europe
  • UK
  • Germany
  • France
  • Italy
  • Spain
• Asia Pacific
  • China
  • Japan
  • India
  • South Korea
  • Australia
  • Malaysia    
  • Indonesia 
• Latin America
  • Brazil
  • Mexico 
• MEA
  • Saudi Arabia
  • UAE
  • South Africa