Top 10 Pleat Primary Filter Suppliers in the world 2025

Introduction to Pleat Primary Filter

Pleat primary filters are an essential component in air - filtration systems. These filters are designed to capture large particles such as dust, pollen, lint, and other debris from the air. The pleated design of these filters significantly increases the surface area available for filtration, allowing for a higher dust - holding capacity and better overall filtration efficiency compared to flat - panel filters. They are commonly used in a wide range of applications, including HVAC systems in commercial and residential buildings, industrial ventilation systems, and cleanrooms. By removing large particles at the primary stage, pleat primary filters help protect downstream filters and equipment, reducing maintenance costs and extending the lifespan of the entire filtration system.

Top 10 Suppliers

1. Suzhou National Purification Technology Co., Ltd

• Company IntroductionSuzhou National Purification Technology Co., Ltd is a leading player in the field of air purification technology. Based in Suzhou, China, the company has been dedicated to the research, development, production, and sales of various air - filtration products for many years. With a state - of - the - art manufacturing facility and a team of highly skilled engineers and technicians, the company is committed to providing high - quality and reliable filtration solutions to its customers worldwide.The company adheres to strict quality control standards throughout the production process. From the selection of raw materials to the final product inspection, every step is carefully monitored to ensure that the products meet or exceed international quality requirements. Their product portfolio includes a wide variety of pleat primary filters, which are designed to meet the diverse needs of different industries and applications.
• Features in Pleat Primary Filter
  • High - Quality Materials: Suzhou National Purification Technology Co., Ltd uses premium - grade filter media in its pleat primary filters. These materials are selected for their excellent particle - capturing ability, durability, and resistance to moisture and chemicals.
  • Optimized Pleat Design: The pleat design of their filters is carefully engineered to maximize the surface area while maintaining a uniform airflow distribution. This results in high filtration efficiency and a long service life.
  • Customization Options: The company offers a high degree of customization for its pleat primary filters. Customers can choose from different filter media, frame materials, sizes, and filtration ratings to meet their specific requirements.

  
  

• Company Advantages
  • Technical Expertise: With a team of experienced engineers and technicians, the company has strong R & D capabilities. They are constantly innovating and improving their products to keep up with the latest industry trends and customer needs.
  • Cost - Effectiveness: By leveraging its efficient production processes and supply - chain management, the company is able to offer high - quality pleat primary filters at competitive prices.
  • Global Reach: The company has established a wide sales network both in China and overseas. It can provide timely and professional after - sales service to its customers around the world.

  
  

• Website: https://www.sn-af.com/

2. Camfil

• Company IntroductionCamfil is a global leader in air filtration solutions. Founded in 1963, the company has a long - standing reputation for innovation, quality, and sustainability. With manufacturing facilities and sales offices in more than 30 countries, Camfil serves customers in a wide range of industries, including healthcare, pharmaceuticals, electronics, and food and beverage. The company's mission is to improve air quality and protect human health and the environment through its advanced filtration technologies.Camfil invests heavily in research and development to continuously improve its product offerings. It has a team of world - class scientists and engineers who work on developing new filter materials, designs, and manufacturing processes. The company also places a strong emphasis on environmental sustainability, aiming to reduce the environmental impact of its products and operations throughout their lifecycle.
• Features in Pleat Primary Filter
  • Advanced Filter Media: Camfil uses cutting - edge filter media in its pleat primary filters. These media are designed to provide high - efficiency particle capture while maintaining low pressure drop, which helps to reduce energy consumption.
  • Innovative Pleat Geometry: The pleat geometry of Camfil's filters is optimized to enhance the filtration performance. The unique design allows for better dust loading and easier cleaning, resulting in a longer service life.
  • Compliance with Standards: Camfil's pleat primary filters comply with a wide range of international standards, such as ISO 16890 and EN 779. This ensures that the filters meet the strict requirements of different industries and applications.

  
  

• Company Advantages
  • Global Brand Recognition: Camfil is a well - known and trusted brand in the air - filtration industry. Its products are widely recognized for their high quality and reliability.
  • Comprehensive Product Portfolio: The company offers a comprehensive range of pleat primary filters, as well as other air - filtration products. This allows customers to find all their filtration needs from a single source.
  • Strong Technical Support: Camfil provides excellent technical support to its customers. Its team of experts can offer advice on filter selection, installation, and maintenance, ensuring that customers get the best performance from their filtration systems.

  
  

3. Donaldson Company, Inc.

• Company IntroductionDonaldson Company, Inc. is a leading manufacturer of filtration systems and replacement parts. Founded in 1915, the company has a rich history of innovation and growth. It serves customers in various industries, including agriculture, construction, mining, and transportation. Donaldson's products are designed to protect engines, equipment, and people from harmful contaminants in the air, oil, and fuel.The company has a global presence, with manufacturing facilities and sales offices in North America, Europe, Asia, and South America. Donaldson is committed to providing high - quality products and excellent customer service. It invests in research and development to develop new filtration technologies and improve the performance of its existing products.
• Features in Pleat Primary Filter
  • Durable Construction: Donaldson's pleat primary filters are built to last. They use high - strength frame materials and robust filter media, which can withstand harsh operating conditions, such as high temperatures, humidity, and vibration.
  • High - Efficiency Filtration: The filters are designed to provide high - efficiency particle capture, removing a large percentage of dust and debris from the air. This helps to protect downstream equipment and improve the overall performance of the filtration system.
  • Easy Installation and Maintenance: Donaldson's pleat primary filters are designed for easy installation and maintenance. They can be quickly and easily replaced, reducing downtime and maintenance costs.

  
  

• Company Advantages
  • Industry Experience: With over 100 years of experience in the filtration industry, Donaldson has in - depth knowledge and expertise. This allows the company to develop products that meet the specific needs of different industries.
  • Strong Distribution Network: The company has a well - established distribution network, which ensures that its products are readily available to customers around the world.
  • Commitment to Sustainability: Donaldson is committed to sustainability. It designs its products to be energy - efficient and environmentally friendly, and it also takes steps to reduce the environmental impact of its manufacturing processes.

  
  

4.AAF International

• Company IntroductionAAF International is a global provider of air - filtration and purification solutions. With a history dating back to 1921, the company has a long - standing reputation for quality and innovation. AAF International serves a wide range of industries, including commercial buildings, hospitals, data centers, and industrial facilities.The company operates manufacturing plants and sales offices in multiple countries, enabling it to provide local support to its customers worldwide. AAF International focuses on developing advanced filtration technologies that can effectively remove contaminants from the air, improving indoor air quality and protecting the environment.
• Features in Pleat Primary Filter
  • Broad Range of Filtration Ratings: AAF International offers pleat primary filters with a wide range of filtration ratings, allowing customers to choose the filter that best suits their specific application requirements.
  • Enhanced Dust - Holding Capacity: The filters are designed to have a high dust - holding capacity, which means they can operate for longer periods without needing to be replaced. This reduces maintenance costs and downtime.
  • Low - Pressure Drop Design: AAF International's pleat primary filters are engineered to have a low pressure drop, which helps to reduce energy consumption and operating costs.

  
  

• Company Advantages
  • Global Service Network: The company's extensive global service network ensures that customers can receive prompt and professional support, including installation, maintenance, and replacement services.
  • Research and Development Leadership: AAF International invests heavily in research and development to stay at the forefront of filtration technology. It continuously introduces new products and improvements to meet the evolving needs of its customers.
  • Compliance and Certification: The company's products comply with a variety of international standards and certifications, providing customers with confidence in the quality and performance of its pleat primary filters.

  
  

5. MANN+HUMMEL Group

• Company IntroductionThe MANN+HUMMEL Group is a leading global expert in filtration technology. Founded in 1941, the company has grown to become a major player in the automotive, industrial, and other sectors. It develops and manufactures a wide range of filtration products, including air filters, oil filters, fuel filters, and cabin air filters.MANN+HUMMEL has a strong focus on innovation and sustainability. It invests in research and development to create products that are not only highly efficient but also environmentally friendly. The company has a global production and sales network, enabling it to serve customers in more than 70 countries.
• Features in Pleat Primary Filter
  • Multilayer Filter Media: MANN+HUMMEL's pleat primary filters use multilayer filter media, which provides enhanced filtration performance. The different layers are designed to capture particles of different sizes, improving the overall efficiency of the filter.
  • Optimal Pleat Spacing: The pleat spacing of the filters is carefully optimized to ensure a uniform airflow distribution and maximum dust - holding capacity. This results in a longer service life and better filtration performance.
  • Anti - Static Properties: Some of the company's pleat primary filters have anti - static properties, which help to prevent the accumulation of static electricity and reduce the risk of dust re - entrainment.

  
  

• Company Advantages
  • Automotive Expertise: With its long - standing experience in the automotive industry, MANN+HUMMEL has in - depth knowledge of filtration requirements in this sector. This expertise is also applied to its industrial pleat primary filters, resulting in high - quality products.
  • Sustainable Solutions: The company is committed to sustainability and offers filtration solutions that are designed to reduce energy consumption and environmental impact.
  • Global Production and Supply: MANN+HUMMEL's global production and supply network ensures a reliable and timely supply of pleat primary filters to its customers around the world.

  
  

6. Bosch Filtration Systems

• Company IntroductionBosch Filtration Systems is a division of the Bosch Group, a world - renowned technology and services company. Bosch has a long history of innovation and excellence, and its filtration systems are no exception. The company offers a comprehensive range of filtration products for various applications, including automotive, industrial, and household use.Bosch Filtration Systems focuses on developing products that meet the highest quality and performance standards. It invests in research and development to improve the efficiency and reliability of its filters. The company has a global presence, with manufacturing facilities and sales offices in many countries.
• Features in Pleat Primary Filter
  • Precision Manufacturing: Bosch Filtration Systems uses advanced manufacturing processes to produce pleat primary filters with high precision. This ensures that the filters have consistent quality and performance.
  • High - Performance Filter Media: The filters use high - performance filter media, which is designed to provide excellent particle - capturing ability and low pressure drop. This helps to improve the overall efficiency of the filtration system.
  • Compatibility with Systems: Bosch's pleat primary filters are designed to be fully compatible with different types of filtration systems. They can be easily integrated into existing systems, reducing installation time and costs.

  
  

• Company Advantages
  • Bosch Brand Reputation: The Bosch brand is synonymous with quality, reliability, and innovation. Customers can trust that Bosch's pleat primary filters will meet their expectations in terms of performance and durability.
  • Research and Development Resources: As part of the Bosch Group, Bosch Filtration Systems has access to extensive research and development resources. This allows the company to stay at the forefront of filtration technology and develop new products to meet the changing needs of the market.
  • Global Customer Support: The company provides global customer support, including technical advice, installation assistance, and after - sales service. This ensures that customers can get the most out of their filtration systems.

  
  

7. Parker Hannifin Corporation

• Company IntroductionParker Hannifin Corporation is a leading diversified manufacturer of motion and control technologies and systems. The company was founded in 1918 and has since grown to become a global leader in its field. Parker Hannifin offers a wide range of products, including filtration systems, hydraulic components, pneumatic components, and electromechanical components.The company serves customers in various industries, such as aerospace, defense, industrial manufacturing, and transportation. Parker Hannifin is committed to providing high - quality products and solutions that help its customers improve their productivity, efficiency, and performance.
• Features in Pleat Primary Filter
  • Advanced Filter Technology: Parker Hannifin's pleat primary filters incorporate advanced filter technology, such as nanofiber media and electrostatically charged media. These technologies provide enhanced filtration performance, especially for capturing fine particles.
  • Customizable Designs: The company offers customizable designs for its pleat primary filters. Customers can work with Parker Hannifin's engineering team to develop filters that are tailored to their specific application requirements.
  • High - Pressure Resistance: The filters are designed to withstand high - pressure applications. They use strong frame materials and robust filter media, which can maintain their performance even under high - pressure conditions.

  
  

• Company Advantages
  • Diversified Product Portfolio: Parker Hannifin's diversified product portfolio allows it to offer integrated solutions to its customers. In addition to pleat primary filters, the company can provide other related products and services, such as filtration system design and installation.
  • Global Manufacturing and Distribution: The company has a global manufacturing and distribution network, which ensures that its products are available to customers around the world in a timely manner.
  • Technical Support and Training: Parker Hannifin provides comprehensive technical support and training to its customers. Its team of experts can help customers select the right filters, install and maintain the filtration systems, and troubleshoot any problems that may arise.

  
  

8. Pall Corporation

• Company IntroductionPall Corporation is a global leader in filtration, separation, and purification technologies. Founded in 1946, the company has a long - standing reputation for innovation and quality. Pall serves customers in a wide range of industries, including biotechnology, pharmaceuticals, food and beverage, and semiconductor manufacturing.The company focuses on developing advanced filtration solutions that can meet the most demanding requirements of its customers. Pall has a global research and development network, as well as manufacturing facilities and sales offices in multiple countries. It is committed to providing high - quality products and excellent customer service.
• Features in Pleat Primary Filter
  • Ultra - High - Efficiency Filtration: Pall's pleat primary filters are designed to provide ultra - high - efficiency filtration. They can capture a large percentage of particles, including very fine particles, from the air.
  • Sanitary Design: For applications in the food and beverage, pharmaceutical, and biotechnology industries, Pall offers pleat primary filters with a sanitary design. These filters are easy to clean and sterilize, ensuring compliance with strict hygiene standards.
  • Long - Life Performance: The filters are engineered to have a long - life performance. They can operate for extended periods without needing to be replaced, reducing maintenance costs and downtime.

  
  

• Company Advantages
  • Industry - Specific Expertise: Pall has in - depth industry - specific expertise, especially in the biotechnology and pharmaceutical sectors. This allows the company to develop pleat primary filters that are tailored to the unique requirements of these industries.
  • Regulatory Compliance: The company's products comply with a variety of international regulatory requirements, such as FDA regulations and EU directives. This provides customers with confidence in the safety and quality of its pleat primary filters.
  • Technical Innovation: Pall is at the forefront of technical innovation in the filtration industry. It continuously invests in research and development to develop new filter materials, designs, and manufacturing processes.

  
  

9. SMC Corporation

• Company IntroductionSMC Corporation is a leading global provider of pneumatic and industrial automation products. Founded in 1959, the company has grown to become a major player in the industrial sector. SMC offers a wide range of products, including air filters, valves, cylinders, and sensors.The company has a strong focus on quality and innovation. It invests in research and development to develop new products and improve the performance of its existing products. SMC has a global production and sales network, enabling it to serve customers in more than 80 countries.
• Features in Pleat Primary Filter
  • Compact Design: SMC's pleat primary filters have a compact design, which makes them suitable for applications where space is limited. Despite their small size, the filters provide high - performance filtration.
  • Low - Maintenance Operation: The filters are designed for low - maintenance operation. They have a simple structure and can be easily cleaned or replaced, reducing the time and cost associated with maintenance.
  • High - Flow Capacity: SMC's pleat primary filters are capable of handling high - flow rates of air. This makes them suitable for applications that require large volumes of air to be filtered, such as industrial ventilation systems.

  
  

• Company Advantages
  • Pneumatic Expertise: With its long - standing experience in the pneumatic industry, SMC has in - depth knowledge of air - handling systems. This expertise is applied to the design and development of its pleat primary filters, resulting in products that are well - integrated with pneumatic systems.
  • Global Service Network: The company has a global service network, which provides customers with local support and quick response times. This ensures that customers can get the help they need when they encounter problems with their filtration systems.
  • Product Compatibility: SMC's pleat primary filters are designed to be compatible with other SMC products, such as valves and cylinders. This allows customers to create integrated pneumatic systems that are reliable and efficient.

  
  

10. Clarcor Inc. (now a part of Parker Hannifin)

• Company IntroductionClarcor Inc. was a well - established company in the filtration industry before it was acquired by Parker Hannifin. Founded in 1913, Clarcor had a long history of providing high - quality filtration products to various industries, including automotive, industrial, and aerospace.The company had a diverse product portfolio, including air filters, oil filters, fuel filters, and dust collectors. Clarcor was known for its innovation and commitment to customer satisfaction. It had manufacturing facilities and sales offices in multiple locations around the world.
• Features in Pleat Primary Filter
  • High - Quality Filter Media: Clarcor's pleat primary filters used high - quality filter media that was selected for its excellent filtration performance. The media was capable of capturing a wide range of particles, from large dust particles to fine aerosols.
  • Robust Construction: The filters were built with a robust construction, using strong frame materials and durable filter media. This allowed them to withstand harsh operating conditions and provide long - term reliable performance.
  • Application - Specific Designs: Clarcor offered application - specific designs for its pleat primary filters. It could customize the filters to meet the unique requirements of different industries and applications, such as high - temperature applications or applications with high humidity.

  
  

• Company Advantages
  • Industry Heritage: With over a century of experience in the filtration industry, Clarcor had a deep understanding of the market and the needs of its customers. This heritage was reflected in the quality and performance of its pleat primary filters.
  • Diverse Product Range: The company's diverse product range allowed it to offer comprehensive filtration solutions to its customers. In addition to pleat primary filters, it could provide other related products and services, which made it a one - stop - shop for filtration needs.
  • Customer - Centric Approach: Clarcor had a customer - centric approach, focusing on providing excellent customer service. It worked closely with its customers to understand their requirements and develop solutions that met their specific needs.

  
  

Conclusion

The top 10 pleat primary filter suppliers in the world in 2025 offer a wide range of high - quality products and services. Each company has its own unique features and advantages, whether it is technical expertise, innovative product design, global reach, or cost - effectiveness. These suppliers play a crucial role in various industries by providing reliable air - filtration solutions that help protect equipment, improve indoor air quality, and ensure the smooth operation of different processes. As the demand for better air - filtration systems continues to grow, these companies are likely to continue to invest in research and development, innovation, and sustainability to meet the evolving needs of their customers. Whether it is a large - scale industrial application or a small - scale residential HVAC system, there is a pleat primary filter supplier among these top 10 that can provide the right solution.