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Pressure Swing Adsorption (PSA) Units Market Size – By Gas Type, Technology, Flow Rate, Application, End Use Industry, Forecast, 2025 – 2034
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Premium Report Details
Base Year: 2024
Companies covered: 15
Tables & Figures: 100
Countries covered: 19
Pages: 180
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Pressure Swing Adsorption Units Market Size
The global pressure swing adsorption units market size was valued at USD 2.7 billion in 2024 and is estimated to grow at a CAGR of over 6.8% from 2025 to 2034. The rising focus on energy-efficient and environmentally friendly gas separation technologies is further driving the adoption of PSA units. Additionally, advancements in PSA technology, such as enhanced adsorption materials and improved system designs, are contributing to market expansion.
Another significant growth factor is the growing application of PSA units in healthcare, particularly for oxygen generation in hospitals and clinics. The need for reliable and cost-effective gas separation solutions in emerging economies is also boosting the market. Furthermore, the increasing adoption of PSA units in renewable energy projects, such as biogas upgrading and hydrogen production, is expected to propel market growth during the forecast period.
Pressure Swing Adsorption Units Market Trends
The PSA units industry is witnessing a trend toward miniaturized and portable systems, catering to small-scale applications and remote locations. These compact units are gaining popularity in healthcare and on-site gas generation applications. Additionally, the integration of digital monitoring and control systems in PSA units is enhancing operational efficiency and reliability, aligning with the growing demand for smart technologies.
Another notable trend is the increasing adoption of PSA units in green hydrogen production, driven by the global push for decarbonization. Governments and private players are investing in hydrogen infrastructure, creating opportunities for PSA technology in hydrogen purification and separation processes. This trend is expected to significantly influence the market during the forecast period.
Pressure Swing Adsorption Units Market Analysis
Manufacturers in the PSA units industry are focusing on developing innovative and cost-effective solutions to meet the diverse needs of end-users. They are leveraging advancements in adsorption materials and system designs to enhance the performance and efficiency of their products. Additionally, manufacturers are expanding their production capacities and establishing strategic partnerships to strengthen their market presence and cater to the growing demand globally.
Based on Gas Type, the pressure swing adsorption units market is segmented into Oxygen, Nitrogen, Hydrogen, Other Gases. The Oxygen segment accounted for revenue of around USD 0.8 billion in the year 2024 and is estimated to grow at a CAGR of around 7.6% from 2025 to 2034.
The growth of the oxygen segment in the market is primarily driven by the increasing demand for oxygen in healthcare applications. Hospitals and clinics are increasingly adopting PSA units for on-site oxygen generation to ensure a reliable and cost-effective supply, especially during emergencies. The rising prevalence of respiratory diseases and the growing aging population further contribute to the demand for oxygen, boosting the adoption of PSA technology in this segment. Additionally, the COVID-19 pandemic highlighted the critical need for oxygen supply, accelerating investments in PSA units for healthcare infrastructure.
Another significant growth factor is the expanding use of oxygen in industrial applications, such as metal fabrication, chemical processing, and wastewater treatment. Industries are increasingly turning to PSA units for oxygen generation due to their energy efficiency and operational cost advantages. Furthermore, the push for sustainability and the adoption of environmentally friendly practices are encouraging industries to utilize PSA technology for on-site oxygen production, reducing dependency on traditional supply chains. These factors are expected to drive the growth of the oxygen segment during the forecast period.
Based on the application, the pressure swing adsorption units market is categorized as gas separation, air purification, hydrogen purification, carbon dioxide removal, and others. The gas separation segment held around 36.5% of the total market share in 2024 and is anticipated to grow at a CAGR of 7.5% from 2025 to 2034. The hydrogen purification segment is expected to grow at a CAGR of 7.7% from 2025 to 2034.
The growth of the gas separation segment in the market is primarily driven by the increasing demand for industrial gases across various industries, including chemicals, petrochemicals, and manufacturing. PSA technology is widely used for separating gases such as nitrogen, oxygen, and hydrogen due to its cost-effectiveness and operational efficiency. The rising adoption of PSA units for on-site gas generation in industries is reducing dependency on external gas suppliers, further fueling the segment's growth. Additionally, the growing focus on energy efficiency and sustainability in industrial operations is encouraging the use of PSA units for gas separation.
Another key factor contributing to the growth of this segment is the expanding use of PSA technology in emerging applications, such as biogas upgrading and carbon capture. Governments and industries worldwide are increasingly investing in technologies to reduce carbon emissions and promote cleaner energy sources, which is driving the demand for PSA units in gas separation processes. Furthermore, advancements in PSA technology, such as improved adsorption materials and enhanced system designs, are boosting the efficiency and reliability of gas separation applications, supporting the segment's growth during the forecast period.
The U.S. pressure swing adsorption units market size dominated around USD 700 million in 2024 and is estimated to grow at a CAGR of over 7.4% from 2025 to 2034. The U.S. market for PSA units is benefiting from the increasing demand for industrial gases in sectors such as chemicals, oil and gas, and food and beverages. The country's robust industrial base and focus on technological advancements are driving the adoption of PSA technology. Additionally, the growing emphasis on reducing carbon emissions and adopting sustainable practices is boosting the demand for PSA units in renewable energy projects.
North America: In terms of the country, U.S. leads the pressure swing adsorption units market, commanding a significant share of approximately 76.5%. Healthcare applications are also contributing significantly to the growth of the market in the U.S. The rising need for on-site oxygen generation in hospitals and clinics, especially during emergencies, is driving the adoption of PSA technology. Furthermore, government initiatives to promote clean energy and reduce dependency on fossil fuels are creating opportunities for PSA units in hydrogen production and biogas upgrading.
The PSA units market in Canada is growing due to the country's increasing focus on renewable energy and sustainable practices. The adoption of PSA technology in biogas upgrading and hydrogen production is gaining traction, supported by government incentives and investments in clean energy projects. Additionally, the healthcare sector's demand for reliable oxygen generation systems is contributing to market growth.
Asia Pacific: The Asia Pacific pressure swing adsorption units industry with a market share of around 31.1% in 2024 and anticipated to grow with a CAGR of around 7.4% from 2025 to 2034.
In terms of country, China's pressure swing adsorption units market held a share of 34.1% in 2024, with a notable growth rate of around 8% from 2025 to 2034. China's market is expanding rapidly, driven by the country's industrial growth and rising demand for industrial gases. The government's emphasis on reducing carbon emissions and promoting clean energy solutions is boosting the adoption of PSA technology in hydrogen production and biogas upgrading. Furthermore, the healthcare sector's growing need for oxygen generation systems is supporting market growth.
Pressure Swing Adsorption Units Market Share
In 2024, key companies including Honeywell UOP, Linde, Air Products, PKU PIONEER, and Air Liquide, held a combined market share of 25-30%. Manufacturers are focusing on developing advanced PSA systems with enhanced efficiency and reduced operational costs to gain a competitive edge. They are investing in research and development to innovate adsorption materials and optimize system designs. Additionally, manufacturers are expanding their global footprint through strategic partnerships and collaborations to cater to the increasing demand for PSA units across various regions.
Another key strategy involves targeting emerging markets with customized solutions to address specific industry requirements. Manufacturers are also leveraging digital technologies to integrate smart monitoring and control systems into PSA units, enhancing their appeal to end-users seeking reliable and efficient gas separation solutions.
Pressure Swing Adsorption Units Market Companies
Major players operating in the pressure swing adsorption units industry are:
Pressure Swing Adsorption Units Industry News
This pressure swing adsorption (PSA) 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
Market, By Technology
Market, By Flow Rate
Market, By Application
Market, By End Use Industry
The above information is provided for the following regions and countries: