Sẽ mở trong thẻ mới
Innovative Air Quality Solutions

7 Largest Air Purifier Manufacturers Worldwide

Mr. Lee·Th5 19, 2022

As of 2021, the global market of air purifiers has an approximate valuation of USD 12.6 billion, which is anticipated to rise exponentially starting 2022. Check out the largest air purifier manufacturers all over the globe in this article.

The sudden breakout of the COVID-19 pandemic in 2019 boosted the air purifier market by a significant degree, and it’s still expected to rise within the next decade. That aside, the said product was already in demand beforehand because of the huge amounts of pollution and deteriorating air quality.
If you are looking to start a business involving air purification, you should know about a reliable air purifier manufacturer that you can work with. In general, a trustable partner can provide you with effective air purification technologies and good offers. We have listed the seven largest air purifier manufacturers all over the world in this blog. Read on to know them in detail.

Table of Contents hide
1 List of the 7 Largest Air Purifier Manufacturers Worldwide
2 7 Largest Air Purifier Manufacturers Worldwide
3 Conclusion

List of the 7 Largest Air Purifier Manufacturers Worldwide

You may find below a quick overview of the seven manufacturers that we have featured in this list. If you want to know about their information right away, you can also click a specific company to move directly to their section. Of course, we highly recommend that you read each company’s details for a more insightful comparison.

  1. HisoAir
  2. Panasonic Corporation
  3. Honeywell International Inc.
  4. LG
  5. Hitachi Ltd.
  6. Daikin Industries Ltd.
  7. MANN+HUMMEL

7 Largest Air Purifier Manufacturers Worldwide

In picking the listed manufacturers below, our team carefully considered their technologies in air purification, manufacturing capacity, and other similar factors that may reflect their performances in the industry. We have included a short profile for each manufacturer that may be helpful in case you want to work with them.

1. HisoAir

hisoair logo hd

Image Source: HisoAir

Business Type: OE/OD/JD Manufacturer, Supplier
Headquarters: Room 712, Building B1-1, No. 4, Second Road, Songshan Lake Park, Dongguan City, Guangdong Province, China
Main Markets: Global
Years of Experience: 19 years
Certificates: CE, ROHS, EN1822

HisoAir is an excellent company to collaborate with if you're seeking air purifiers that are as good as those used in hospitals. It was founded in 2003. Over the course of its operations, it has completed well over a hundred projects worldwide.
HisoAir exports its products to more than 100 countries. Meanwhile, with regards to its technology, it should be noted that HisoAir has patented over fifty designs concerning air purification. Its products have a particle removal rate of 99.99% and have been certified by the SGS to be capable of eradicating 99.8% of the coronavirus family.

Key Products

  • Medical-grade air purifiers

2. Panasonic Corporation

panasonic

Image Source: Panasonic Corporation

Business Type: Manufacturer
Headquarters: 1006, Oaza Kadoma, Kadoma-shi, Osaka 571-8501, Japan
Main Markets: Global
Years of Experience: 104 years
Certificates: ISO 9001, ISO 14001, ISO 45001, IATF 16949

Panasonic Corporation was founded in 1918, and its long history is well-reflected in its various ISO certifications concerning manufacturing quality, safety at work, and environmental management. Panasonic is a global household name for electronic products, which is pretty evident with its 522 subsidiaries all over the world. Its current capital amounts to USD 5.7 billion and it is sure to be one of the largest manufacturers of air purifiers.

Key Products

  • Air purifiers
  • Audiovisual technology
  • Computers
  • Other electronic products

3. Honeywell International Inc.

Honeywell Logo - Leader in Air Purification and Filtration Solutions

Image Source: Honeywell International Inc.

Business Type: Manufacturer
Headquarters: 300 South Tryon Street Charlotte, NC, United States
Main Markets: Global
Years of Experience: 116 years

When talking in terms of extensive years of operations, Honeywell International Inc. is sure to be competitive. More popularly known as Honeywell, this company started way back in 1906. It operates in many fields like software, healthcare, household goods manufacturing, among other industries.
Honeywell boasts more than 35 000 patents in terms of electronic technologies. It also has a diverse product portfolio that is mostly made up of air filters and air purifiers. This company uses HEPA filters in its air purification designs, and the forecited products can be accessed through its e-commerce website.

Key Products

  • Air purifiers
  • Fans
  • Heaters
  • Filters
  • Humidifiers

4. LG

LG Logo - Innovator in Smart Home Appliances and Air Purification Solutions

Image Source: LG

Business Type: Manufacturer
Headquarters: LG Twin Tower 128 Yeoui-daero, Yeongdeungpo-gu Seoul, Seoul, 07336, Republic Of Korea
Main Markets: Global
Years of Experience: 75 years
Certificates: ISO 14001, ISO 45001, ISO 50001, ISO 9001

LG is a well-known brand of electronic items, and some of its popular products include refrigerators, TVs, and radios. It has been in business since 1947 and currently offers a genuinely diverse product range. Air purifiers, household appliances, and a variety of other items are among the company's portfolio. LG has several ISO certifications, denoting its mature management systems in terms of quality control, environmental management, occupational safety, and more.

Key Products

  • Electronic products
  • TV
  • Refrigerators
  • Air purifiers

5. Hitachi Ltd.

Hitachi Ltd. logo

Image Source: Hitachi Ltd.

Business Type: Manufacturer
Headquarters: Nippon Seimei Marunouchi Building, 1-6-6, Marunouchi, Chiyoda-ku, Tokyo, 100-8280, Japan
Main Markets: Global
Years of Experience: 112 years

Hitachi Ltd., founded more than a century ago, is a worldwide commercial giant from Japan. It is most recognized for creating products for telecommunications and stereo components, but its product line is extremely diverse. It is involved in a variety of sectors, and air purifiers are only a minor part of its product line. It presently has a capital of USD 3.79 billion and has a solid name worldwide.

Key Products

  • Medical equipment
  • Air purifiers
  • Home appliances
  • Others

6. Daikin Industries Ltd.

Daikin Industries Ltd. logo

Image Source: Daikin Industries Ltd.

Business Type: Manufacturer
Headquarters: Umeda Center Bldg., 2-4-12, Nakazaki-Nishi, Kita-Ku, Osaka 530-8323, Japan
Main Markets: Global
Years of Experience: 98 years
Certificates: ISO 14001, ISO 9001: 2015

Daikin Industries Ltd., or simply Daikin, started in Osaka, Japan, and has been in business since almost a century ago. It specializes in the manufacturing of HVAC systems and components, and by far, it has a whopping USD 699.7 million of financial capital and over 300 subsidiaries all over the world.
It is most recognized for its products involved in ventilation, air conditioning, and refrigeration, which actually make up a large portion of its revenue. Of course, Daikin Industries Ltd. has strong technology in the manufacturing of air filters and purifiers with its 98 years of experience and USD 300 million poured into research and development.

Key Products

  • Air purifiers
  • Airconditioning systems
  • Refrigeration
  • FCU
  • Other airconditioning products

7. MANN+HUMMEL

mann+hummel

Image Source: MANN+HUMMEL

Business Type: Manufacturer
Headquarters: Schwieberdinger Straße 126, 71636 Ludwigsburg, Germany
Main Markets: Global
Years of Experience: 81 years
Certificates: ISO 9001: 2015, ISO 14001: 2015, ISO 45001: 2018, IATF 16949: 2016

MANN+HUMMEL is a German industrial behemoth best known for its robust designs in filtration technology. In addition to air filter manufacturing, this firm also manufactures filtration equipment for water treatment systems and products applicable to other industries.
MANN+HUMMEL's financial capital is USD 4.29 billion, according to the latest estimates. It also has a solid presence in over 80 places worldwide. In 2020, this company introduced one of its air purification products called OurAir.

Key Products

  • Air filters
  • Air cleaners
  • Many others

You can use this table to determine the appropriate size of air purifier for your occasions.

Air Purifiers for Different Room Types Recommended Air Purifiers for different pollutants Coverage CADR Useful Guide
Hospitals HisoAir Model HA-1601（Medical grade air purifiers） 55-94 square meters 800 m3/h mold spores in the air
Commercial Areas HisoAir Model HA-1968 90-180 square meters 1500 m3/h musty smell in basement
Car & Garbage HisoAir Model HA-139 28-48 square meters 400 m3/h radon
smoke smell
Office & Work Space HisoAir Model HA-W400 30-50 square meters 444 m3/h Dust floating in the air
Hair Salon &
Nail salon		 HisoAir Model HA-139 28-48 square meters 400 m3/h seasonal allergies
Home & Kitchen HisoAir Model HA-1601 (Air purifiers for mold) 55-94 square meters 800 m3/h Formaldehyde
Cooking smell in the kitchen
Hotel Room HisoAir Model HA-1968 (Air purifiers for vocs & Formaldehyde) 90-180 square meters 1500 m3/h Dust
School & Classroom HisoAir Model HA-1968 (Air purifiers for smoke) 90-180 square meters 1500 m3/h weed smell
Living Room HisoAir Model HA-139 28-48 square meters 400 m3/h Pet odors
cat allergies naturally

Conclusion

People are getting truly concerned about healthcare with the current health issues in the world. Not to mention the COVID-19 pandemic that is still raging, the amount of air pollution due to chemical emissions has made the world’s air quality deteriorate significantly. These are some causes why the air purifier market boomed today.

We have listed the seven largest and most popular air purifier manufacturers in the world in this article. If you’re interested in working with China’s top air purifier maker and exporter, contact HisoAir’s expert team today to get your free estimate.

The following blogs may also help you:

Share:
hisoair founder mr lee
Alwen Lee, an air purification expert with over 10 years of experience, is a devoted father of two and a passionate traveler, having explored more than 30 countries. With a love for public speaking and swimming, he has dedicated his life to the indoor air quality industry. His mission is to ensure that people around the world enjoy the freedom to breathe clean air and lead happy, healthy lives.

Send Us A Message

More to Read

Modern living room with a family enjoying a healthy indoor environment monitored by smart devices, natural lighting, and greenery.

After IFA 2026: The Healthy Home Is Moving Beyond Smart Devices

In our previous IFA 2026 column, Air Purification Is Becoming Part of the Healthy-Home Platform, we argued that the next generation of indoor-health products would ...
2026-09-18
News
Modern living room and kitchen with smart home air quality devices including an air purifier, humidifier, and water filtration system, connected with visualized blue connectivity lines.

IFA 2026: Air Purification Is Becoming Part of the Healthy-Home Platform

Pre-IFA Industry Perspective | September 4, 2026 This article is based on official announcements and regulatory information available ahead of IFA 2026, which takes place ...
2026-09-04
News
Comparison infographic showcasing the differences between carbon block filter and activated carbon fiber. Detailed diagrams illustrate the hierarchical porous structure of the carbon block with long diffusion paths and the open microporous structure of the activated carbon fiber with direct access for PFAS adsorption.

Carbon Block vs. Activated Carbon Fiber (ACF): Matching Media to Target Contaminants

Two carbon media. Same adsorption chemistry. Very different behaviour in a point-of-use cartridge. If you are specifying a water purifier platform for a PFAS-aware market, ...
2026-08-06
News
NSF base listing and ANF private-label certification pathway for OEM water filters

What Is an NSF Master Listing? A Guide to Base Listings, ANF Certification and OEM Water Filters

For a brand preparing to launch an OEM water purifier, one of the most common supplier claims is: “We already have an NSF master listing, ...
2026-08-05
News, Water Purifiers
Healthy-home brand team reviewing PFAS water filter certification, test data and product engineering

Entering the Water Category Is Easy. Building a Credible PFAS Claim Is Much Harder

For air purification, appliance and healthy-home brands, entering the water category can look surprisingly easy. A company can select an existing undersink system, customize its ...
2026-08-04
News
Team in a business meeting discussing a water filtration system with product components and a comparison table displayed on a screen.

5 Leading OEM Water Purifier Manufacturers in China for Private Label Brands

China has thousands of companies selling water filters, reverse osmosis systems and drinking-water appliances. However, only a portion of them are suitable for private-label, OEM ...
2026-07-29
News
Contaminant Engineering•3 min read

PFAS Water Filtration Technologies Explained: Carbon, Resin & RO

Key Takeaway:

PFAS reduction depends on the specific compounds present, treatment media, contact time, water chemistry, and system design. Activated carbon, ion exchange, and Reverse Osmosis address PFAS through different mechanisms.

PFAS are a large family of persistent fluorinated compounds that can occur in drinking-water supplies. Their treatment behavior varies significantly by molecular structure, chain length, functional group, concentration, and the chemistry of the source water.

Granular Activated Carbon (GAC) removes PFAS primarily through adsorption. It is generally more effective for many longer-chain PFAS, while shorter-chain compounds tend to break through more quickly. Carbon performance depends on media properties, Empty Bed Contact Time (EBCT), competing organic matter, loading, and replacement frequency.

Ion-exchange resins use charged functional sites to capture many PFAS compounds. Properly selected anion-exchange media can provide high capacity and may perform better than conventional activated carbon for some shorter-chain PFAS, although performance still depends on water chemistry and competing ions.

Reverse Osmosis (RO) uses membrane separation rather than adsorption. Properly designed RO systems can provide broad reduction across many PFAS compounds as well as dissolved salts and other contaminants. Unlike carbon or resin, however, RO also produces a concentrate stream that must be managed.

No single technology should be selected from a PFAS label alone. System design should consider which PFAS compounds are present, their concentrations, required reduction targets, flow rate, media life, and the applicable third-party certification or validation requirements.

HisoAir Water Technical Series
Product Discovery•3 min read

How to Choose an Under-Sink Water Purifier for Modern Kitchens

Key Takeaway:

Match the treatment technology to your water quality first, then evaluate cabinet space, faucet configuration, flow rate, drain and power requirements, and filter replacement needs.

Choosing an under-sink water purifier starts with water chemistry. Carbon filtration is well suited to chlorine, taste, odor, and many organic contaminants, while Reverse Osmosis is more appropriate when dissolved salts, fluoride, nitrates, or broader dissolved contaminants need to be reduced.

For compact kitchens, tankless RO systems eliminate the conventional storage tank and can significantly reduce the space required under the sink. However, membrane capacity stated in GPD does not directly equal faucet flow. When comparing systems, check the actual dispensing flow rate, inlet-pressure requirement, recovery ratio, and whether a booster pump is required.

Installation architecture also matters. Many RO systems require a drain connection, electrical power, and either a dedicated drinking-water faucet or a compatible multi-function faucet. High-flow carbon systems can often connect directly to the existing cold-water line with a simpler installation, but pressure drop and available faucet flow should still be verified.

RO also removes much of the naturally occurring dissolved mineral content. Where taste or mineral balance is a priority, a post-RO remineralization stage can be added. Filter life should be evaluated by both rated capacity and local water quality rather than replacement time alone.

The right system is therefore not simply the smallest or highest-GPD model. It is the configuration that matches the target contaminants, available cabinet space, desired faucet setup, peak dispensing demand, and maintenance expectations.

HisoAir Water Technical Series
Water Quality•2 min read

What Does TDS Mean in Drinking Water? Measurement vs Contaminant Reality

Key Takeaway:

A TDS meter estimates the overall concentration of dissolved ionic substances from electrical conductivity. It cannot identify specific contaminants or determine whether water is chemically safe.

Total Dissolved Solids (TDS) refers to the combined concentration of dissolved substances in water. Most handheld TDS meters do not measure TDS directly. Instead, they measure electrical conductivity (EC) and convert that reading into an estimated parts-per-million (ppm) value.

This means a TDS reading can indicate how much dissolved ionic material is present, but not what that material actually is. Calcium, magnesium, sodium, nitrates, and other dissolved ions can all contribute to conductivity, yet a simple TDS meter cannot distinguish between them.

TDS meters are also not suitable for detecting trace contaminants such as PFAS, many VOCs, pesticides, pharmaceuticals, or disinfection byproducts. These substances may be present at concentrations far below the level needed to noticeably change electrical conductivity.

A low TDS reading therefore does not guarantee safe drinking water, and a higher TDS reading does not automatically indicate contamination. Water-treatment decisions should be based on laboratory testing for specific contaminants of concern rather than TDS alone.

HisoAir Water Technical Series
Technology Selection•2 min read

RO vs UF Water Filtration: Understanding Pore Sizes & Dissolved Minerals

Key Takeaway:

Ultrafiltration can reduce bacteria, turbidity, and suspended particles while retaining most naturally occurring dissolved minerals. Reverse Osmosis provides much broader reduction of dissolved salts and smaller contaminants.

Ultrafiltration (UF) typically uses hollow-fiber membranes with pore sizes in the approximate 0.01–0.1 micron range. These membranes physically retain turbidity, suspended solids, colloids, and many microorganisms while allowing dissolved minerals and salts to remain in the water.

Reverse Osmosis (RO) operates at a much finer separation level. Unlike UF, RO can substantially reduce dissolved ions such as sodium, calcium, fluoride, nitrates, and other contributors to total dissolved solids (TDS). This makes RO more suitable when dissolved-salt reduction is a primary treatment objective.

UF generally requires less system pressure and produces little or no continuous concentrate stream in many point-of-use configurations. RO typically requires greater pressure and produces a reject-water stream, but delivers broader contaminant reduction.

For water with acceptable TDS and mineral content, UF can be a simpler mineral-retaining treatment option. Where dissolved salts, fluoride, nitrates, or broader dissolved contaminants are a concern, RO is generally the more appropriate technology.

HisoAir Water Technical Series
Technology Selection•4 min read

Carbon Block vs Reverse Osmosis: Which Fits Your Need?

Key Takeaway:

Choose RO for dissolved inorganic salts and heavy metals; choose Carbon Block for chemical taste/odor, no wastewater, and high line-pressure flow.

Reverse Osmosis (RO) and Carbon Block filtration represent two fundamentally different treatment methods: membrane separation and adsorption. Understanding these differences helps determine which technology is better suited to a specific water-quality requirement.

Reverse Osmosis uses a semi-permeable membrane with pore sizes of approximately 0.0001 microns. It can significantly reduce dissolved inorganic contaminants such as TDS, fluoride, nitrates, and certain heavy metals. Because water must be forced through the membrane, RO systems require sufficient pressure or a booster pump and generate a concentrated wastewater stream.

Carbon Block filtration relies primarily on adsorption through compressed activated carbon, commonly with nominal pore sizes around 0.5–5 microns. It is highly effective for chlorine, chloramines, VOCs, taste, and odor, while allowing substantially higher direct-flow rates without producing wastewater.

From an operating perspective, Carbon Block systems are generally simpler, require less energy, and avoid the water loss associated with RO. RO involves higher system complexity and operating cost, but provides substantially broader reduction of dissolved contaminants that Carbon Block alone cannot address.

HisoAir Water Technical Series

REQUEST A QUOTE