Global Ozone Generator Market to Grow at 5% CAGR by 2031: Air Purification, Water Treatment & Industrial Applications Driving Market Expansion

Market Size and Growth

Ozone Generator Market is growing with a CAGR of 5% during the forecast period (2024-2031).

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Key Development:

United States: Recent Ozone Generator Developments

✅ In 2025, Xylem introduced an AI‐enhanced ozone generator that reduces electricity consumption by ~5% by optimizing cooling‐water flow via CFD and machine learning.

✅ In April 2025, a major U.S. municipality (Moorhead Water Treatment Plant) issued an RFP for replacing its aging ozone generator system, reflecting renewed investment in ozone-based water disinfection.

✅ In March 2025, De Nora (via Ozonia) completed the acquisition of Advanced Oxidation Technologies' ozone-system business, enhancing its portfolio of water-cooled ozone generators.

✅ In early 2025, Absolute Ozone launched its ATLAS 100, a microfluidic ozone generator capable of producing ultra‐pure ozone at up to 12% by weight - optimized for high‐precision disinfection use.

Japan: Recent Ozone Generator Developments

✅ In 2025, SanRex highlighted ongoing development of high-voltage power supplies for ozone generation used in water treatment, signaling strong domestic infrastructure momentum.

✅ In mid‐2025, Japanese R&D continued to push compact, portable ozone generators, including a very small "V‐strike" model from Special Electric, suitable for mobile disaster-relief and smart-city applications.

Key Players:

=> SUEZ Water Technologies & Solutions, Xylem, Mitsubishi Electric Corporation, Ebara Corporation, Toshiba Corporation, METAWATER Co., Ltd., Spartan Environmental Technologies, MKS Instruments, Ozonetech Systems OTS AB, Absolute Systems Inc, and others.

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Key Segments:

By Process

Odor control leads with 35% share, driven by stringent air quality regulations, municipal treatment requirements, and industrial emission management. Groundwater remediation accounts for 30%, fueled by increasing contamination concerns and regulatory mandates for clean water. Disinfection holds 25%, supported by demand for potable water, food processing hygiene, and industrial sanitization. Other processes make up 10%, including specialty purification, surface treatment, and niche industrial applications.

By Technology

Corona discharge dominates with 28% share, favored for high efficiency, low energy consumption, and effectiveness in water and air treatment applications. Ultraviolet (UV) radiation accounts for 25%, supported by disinfection of water, air, and food surfaces. Electrolysis holds 22%, driven by chemical-free purification in industrial and municipal applications. Radiochemical technology represents 15%, used in specialized organic synthesis and research. Other emerging technologies make up 10%, including plasma treatment and hybrid purification solutions.

By Application

Water purification leads with 32% share, fueled by municipal water supply projects, industrial process water, and residential demand. Air purification accounts for 20%, supported by indoor air quality initiatives, HVAC systems, and industrial emission control. Organic synthesis represents 15%, while aquaculture holds 10%, pulp bleaching 8%, food processing 7%, surface treatment 5%, and other applications make up 3%, reflecting emerging and niche uses.

By End-User

Municipal & industrial water treatment dominates with 38% share, driven by large-scale projects for potable water and industrial effluent management. Residential & industrial air treatment accounts for 22%, fueled by indoor air quality demand and workplace safety. Automotive represents 10%, paper & pulp 8%, food & beverage 7%, pharmaceuticals 8%, and other end-users make up 7%, including specialty manufacturing and research facilities.

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By Region

North America - 34% Share
North America leads with 34%, supported by stringent environmental regulations, large municipal and industrial treatment infrastructure, and adoption of advanced purification technologies.

Europe - 27% Share
Europe holds 27%, driven by regulatory compliance, sustainable manufacturing, and increasing deployment of UV and electrochemical purification systems across Germany, France, U.K., Italy, and Spain.

Asia Pacific - 24% Share
Asia Pacific accounts for 24%, fueled by industrial expansion, water and air pollution mitigation initiatives, and growing municipal infrastructure projects in China, India, Japan, and Southeast Asia.

Latin America - 6% Share
Latin America holds 6%, supported by urbanization, industrial development, and environmental compliance initiatives in Brazil, Argentina, and neighboring countries.

Middle East & Africa - 9% Share
The Middle East & Africa represent 9%, driven by water scarcity solutions, desalination support, and industrial and municipal purification projects across emerging economies.

FAQ

Q: What is the growth rate of the Ozone Generator Market?

A: The market is projected to expand at a compound annual growth rate (CAGR) of 5% during the forecast period from 2024 to 2031.

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