Ozone Generator Market Size, Share & Trends Analysis Report By Technology (Cold Plasma, Corona Discharge), By Application (Wastewater Treatment, Air Treatment), By End-use (Municipal, Commercial), By Region, And Segment Forecasts, 2023 - 2030

Ozone Generator Market Size & Trends

The global ozone generator market size was valued at USD 1.20 billion in 2022 and is expected to expand at a compound annual growth rate (CAGR) of 6.5% from 2023 to 2030.Rising investments towards up-gradation and expansion of wastewater treatment facilities coupled with the positive outlook towards industrial sector growth are expected to surge the product demand over the coming years. Ozone can reach every corner of the environment, unlike ultraviolet sterilization, which leaves some places unsterilized. It can be used for public transportation modes, such as high-speed railways, airplanes, ships, and buses, as it leaves no poisonous residue and can be produced by simple equipment.

The ozone industry has seen rapid growth since the early 2000s in China owing to the rising product demand for the wastewater treatment industry. According to the statistics provided by the Chinese Ozone Association, more than 20 companies are manufacturing large-size generators, more than 400 companies are producing small- & medium-sized, and others are manufacturing mini generators for residential/personal uses.

Ozone gas production is easy but difficult to control at certain levels because of the price of ozone sensors. Manufacturers are focusing on reducing the price of these sensors to make it an affordable air-cleaning unit for the residential sector. Amid the pandemic, few hospitals are using ozone for sterilization to control the spread, which, if proves effective, could create opportunities for the product manufacturers.

However, prolonged exposure to ozone can cause lung, throat, nose, and eye irritation; shortness of breath; can damage materials including fabrics, electrical wire coating, and rubber; and can exacerbate chronic respiratory diseases, such as asthma. All these factors are expected to restrict market growth over the coming years.

Ozone generators emit a highly reactive oxidant named ozone, which is used for destroying chemical agents and odor-causing bacteria. Ozone has the ability to reach every corner of the environment, unlike ultraviolet sterilization that leaves some places unsterilized. Ozone leaves no poisonous residue and is produced by simple equipment, which can be used for public transportation modes such as high-speed railways, ships, airplanes and buses. The market for ozone generator is expected to grow over the forecast period owing to increasing investments to upgrade and expand wastewater treatment facilities and rapid development in hospitality industry.

Governments in various developed countries such as the U.S., Russia, the UK, Germany, France, and Italy are emphasizing on the development of new water treatment facilities and renovations & technical development of existing facilities due to factors such as population growth and urban sprawl. This has resulted in an increase in the demand for freshwater for residential and commercial purposes. Thus, owing to the aforementioned factors, the demand for ozone generators is expected to grow rapidly.

The global outbreak of COVID-19 in 2020 has led to an increase in the demand for air purification systems for the prevention of the spread of any type of pathogens present in the atmosphere. Governments and companies are spending heavily on the opening of public places and offices safely, which were closed due to lockdown in many countries. Ozone generators are being installed in airplanes, malls, banks, public service offices, hotels, manufacturing facilities, and religious places to make them safe from the virus. With the resurgence of omicron variant, monkey pox cases globally, the demand for ozone generator is expected to boost market demand.

Factors affecting the price of ozone generators include technical specifications, quality, and coverage area. The overall cost associated with the operation and maintenance of ozone generators is high, which proves to be a deciding factor for many consumers. The high operational cost is related to the cost of electricity required for the functioning of the product. Similarly, recurring maintenance cost is associated with the replacement of electrodes and other components. The electrodes and transformer parts, which are made up of stainless steel and titanium, need to be replaced over time owing to the deposition of moisture on the surface, thereby leading to the oxidation of the material and resulting in rusting. In addition, changes in the prices of raw materials such as glass, ceramics, quartz, titanium, and polyvinylidene fluoride lead to fluctuation in prices for ozone generators. All these factors are expected to restrain market growth for ozone generators.

Technology Insights

The corona discharge segment accounted for the largest revenue share of 41.1% in 2022.It is projected to expand further at a significant CAGR over the coming years as these generators produce pure ozone with no hint of chemicals and gases. Furthermore, they are available in mid-range prices and produce therapeutic/medical-grade ozone, which drives their demand.

The cold plasma segment is expected to grow at the fastest CAGR of 7.0% during the forecast period owing to the high ozone concentration and low oxygen and energy consumption by these generators. In addition, these systems do not require maintenance, have the highest discharge pressure, and have accurate dosing through built-in controllers. However, these systems are expensive, bulky, and heavy, which can hinder the segment growth over the forecast period.

Electrolytic generators are primarily used for water treatment as they use the oxygen present in the water to produce ozone. Chemical water treatment methods generally leave residues on the equipment and traces of chemicals within the water; however, electrolytic systems leave no residue or harmful by-products, create little to no extra heat, and have zero chance of ozone escaping into the air.

Ultraviolet systems are inexpensive but also the least efficient types of ozone generators and are usually not recommended for ozone therapy. The segment is expected to lose its market share over the forecast period on account of the low ozone output and concentration along with the frequent need to replace ballasts and bulbs in the equipment.

End-use Insights

The municipal segment accounted for the largest revenue share of 51.2% in 2022. The segment is expected to expand further at a considerable CAGR over the forecast period on account of rising product demand due to its high oxidizing power and ability to oxidize heavy metals.

The commercial segment is expected to grow at the fastest CAGR of 9.3% during the forecast period. Commercial segment is also likely to generate a significant product demand owing to the high concentration of PM2.5 and PM10 coupled with the rising awareness regarding employee safety in workplaces. Furthermore, growing technological advancements along with the increasing prevalence of airborne diseases are expected to boost segment growth over the forecast period.

The demand for ozone generators in the industrial sectors, such as pharmaceutical, chemical, and food processing industries, has seen significant growth in recent years as these devices can easily decompose harmful substances like phenol and cyan. The residential segment is anticipated to witness a CAGR of 7.0% during the period. Major manufacturers have seen a rise in the demand for personal air purifiers owing to rising awareness.

Application Insights

The wastewater treatment segment accounted for the largest revenue share of 44.1% in 2022. Ozone generators are mainly used in water and wastewater treatment plants as ozone is more effective in destroying bacteria and viruses. In addition, the ozonation process utilizes a shorter contact time and does not leave any residuals. The product demand in treating wastewater is expected to increase significantly owing to the fewer safety problems associated with its handling and shipping along with low maintenance costs.

The product is also used for groundwater remediation as it can successfully treat various BTEX, TCE, DCE, 1,4 Dioxane, and other common groundwater contaminants. In addition, these devices are also used for sewage and wastewater odor control, and treatment in cooling water towers. Furthermore, these devices are used to improve water quality in aquaculture systems, treatment of bottled water, processing of fruits and vegetables, and to disinfect surfaces in the gas phase.

The air treatment segment is expected to grow at the fastest CAGR of 9.1% during the forecast period. This is due to the high demand for ozone generators as they can remove unpleasant odors and airborne chemicals. However, these devices only produce a high concentration of ozone and do not offer any particle filtration options, which can result in restricting their demand in this application segment.

Regional Insights

North America dominated the market and accounted for the largest revenue share of 32.4% in 2022 owing to the emphasis on waste water treatment and demand for air treatment system for cleaning pungent odors, eliminating mold, and removing the smell of smoke. The U.S. established a new Public-Private Partnership (PPP) law to encourage investments in domestic water purification plant upgrades and new construction. This endeavor to encourage domestic investments in the water treatment sector is anticipated to have a beneficial effect on the ozone generator market throughout the projected period. According to the EPA, between 23,000 and 75,000 sanitary sewers overflow annually in the United States. Thus, the increasing number of new customers connecting to centralized treatment systems is anticipated to result in the modernization of current treatment facilities or the building of new wastewater treatment facilities in the future years, thereby raising demand for ozone generators.

Asia Pacific is expected to grow at the fastest CAGR of 7.2% during the forecast period. Water pollution is one of the major environmental challenges in the region. The release of industrial effluents, untreated municipal sewage, and poor agricultural practices are some of the factors responsible for pollution in rivers and other water bodies. Moreover, limited coverage of sewerage networks and wastewater treatment plants are further expected to worsen the region's water pollution. Thus, rising water pollution is expected to drive the demand for water treatment systems, which is, in turn, likely to have a positive impact on the growth of the market.

India is among the most important developing nations in the Asia-Pacific area. India is regarded as one of the most significant markets for ozone generators due to the fact that rapid industrialization, population expansion, and economic growth have raised the demand for more reliable supplies of municipal and industrial water. In addition, government-backed initiatives such as "Make in India" are anticipated to contribute to the growth of the industrial sector, which is anticipated to fuel the demand for water & wastewater treatment, thereby positively influencing the growth of the market over the forecast period.

Europe is anticipated to grow at a CAGR of 6.1% during the forecast period. As a result of increasing industrialization and urbanization, Europe is one of the most polluted regions in the world. In addition, the expanding automobile industry, attractive industrial regulations, and economic growth are significant factors supporting the expansion of ozone generators for air purification in the region. In addition, the World Resources Institute (WRI) reports that countries such as Greece, Italy, Portugal, and Spain are experiencing severe water stress, which is predicted to worsen in the future years due to climate change. In addition, Europe is anticipated to experience an increase in demand for drinkable water due to the influx of refugees from war-torn nations such as Syria, Afghanistan, and Iraq. It is projected that the aforementioned reasons will boost the need for water treatment systems and have a beneficial effect on the demand for ozone generators in the region.

Key Companies & Market Share Insights

Major manufacturers are aiming to contribute to the improvement of the water environment and expand their regional presence to strengthen their market positions. One such company is Metawater that is planning to accelerate the expansion of its overseas business by utilizing silent discharge technology for efficient generation of ozone. Companies are focusing on manufacturing low-cost and highly efficient devices to gain a competitive edge. For instance, Toshiba’s latest innovation, TGOGS series; is designed for optimum efficiency in a less bulky package that can be used in large-scale water treatment plants and also benefits the environment.

Recent Developments

• In May 2023, Xylem, a U.S.-based company providing water solutions, acquired Evoqua Water Technologies LLC, a key player in mission-critical water treatment products and services, through an all-stock transaction valued at nearly USD 7.5 billion. This acquisition has resulted in the availability of the most advanced platform of capabilities worldwide, poised to address the pressing water needs of Xylem's consumers and communities.

• In April 2023, Fresh Mouth announced the launch of its new ozone generator, which also functions as a hydrogenated water producer. This generator is designed to safely and efficiently clean and sanitize the mouth. The device generates ozone, which eliminates harmful bacteria, viruses, and fungi responsible for bad breath, gum infections, and other oral health issues.

• In April 2022, TOSHIBA CORPORATION announced an agreement to supply three ozone generators to Larsen & Toubro Limited at the Delhi Jal Board's Chandrawal Water Treatment Plant in Delhi, India. This installation represents one of India's most substantial ozonation systems for a wastewater treatment facility.

• In 2021, Xylem acquired Valour Water Analytics, a developer of water management software. The acquisition aims to support Xylem's expansion of its portfolio of smart water management solutions, including ozone production units, while simultaneously enhancing its capability to deliver data-driven insights to customers.

• In July 2020, Airthereal.com introduced a new small, portable ozone generator designed for use during travel and in confined spaces, catering to both businesses and homeowners for indoor cleaning and disinfection purposes. The cordless, battery-powered Portable Ozone Generator, known as PAS0-GO, is available in both yellow and blue options. The PA50-GO proves effective in eliminating persistent odors in unoccupied areas.

Ozone Generator Market Report Scope

Global Ozone Generator Market Report Segmentation

This report forecasts revenue growth at global, regional, and country levels and provides an analysis of the latest industry trends in each of the sub-segments from 2018 to 2030. For this study, Grand View Research has segmented the global ozone generator market based on technology, application, end-use, and region:

• Technology Outlook (Revenue in USD Million, 2018 - 2030)

  • Corona Discharge

  • Cold Plasma

  • Electrolysis

  • Ultraviolet

• Application Outlook (Revenue in USD Million, 2018 - 2030)

  • Wastewater Treatment

  • Air Treatment

  • Laboratory & Medical Equipment

  • Others

• End-use Outlook (Revenue in USD Million, 2018 - 2030)

  • Municipal

  • Industrial

  • Commercial

  • Residential

• Regional Outlook (Revenue in USD Million, 2018 - 2030)

  • North America

    • U.S.

    • Canada

    • Mexico

  • Europe

    • Germany

    • U.K.

    • France

    • Italy

  • Asia Pacific

    • China

    • Japan

    • India

    • Australia

  • Central & South America

    • Brazil

    • Argentina

  • Middle East & Africa

    • South Africa

    • UAE