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A DC Fan Filter Unit (FFU) is an air filtration device designed for cleanroom and controlled environment applications. It combines a DC motor fan and high-efficiency filters (HEPA or ULPA) in a compact housing to maintain air cleanliness by removing particles from the air.
Fan:100 - 1000 CFM
Noise Level: Low (typically < 40 dB)
Filter Type: HEPA or ULPA
Filter Efficiency: ≥ 99.97% for 0.3 micron particles
Dimensions: Standard sizes (e.g., 24"x24", 12"x24")
Housing Material: Powder-coated steel or aluminum
Controls Type: Integrated digital control panel
Features: Adjustable speed settings, filter monitoring alerts
Power Supply: 24V DC input
Min. Order:1 Set
Min. Order:1 Set
Min. Order:1 Set
Min. Order:1 Set
Modular CleanRoom
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Air Filter
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US$10-20 USD/sq.
Min. Order:100 square
At Deiiang, we specialize in designing and manufacturing high-quality DC Fan Filter Units (FFUs) that meet the rigorous demands of cleanroom and controlled environment applications. Our FFUs are equipped with energy-efficient DC brushless motors, ensuring optimal performance while minimizing energy consumption. With advanced filtration technology, including HEPA and ULPA filters, our products effectively remove airborne particles, providing a clean and safe environment for various industries, including pharmaceuticals, electronics, and biotechnology.
As a trusted manufacturer, Deiiang is committed to delivering solutions that prioritize reliability, efficiency, and innovation. Our state-of-the-art production facilities and stringent quality control processes ensure that each DC Fan FFU meets international standards. We work closely with our clients to customize solutions that meet their specific needs, providing exceptional customer service and support throughout the entire process. Choose Deiiang for your DC Fan FFU needs, and experience the difference in quality and performance.
A DC Fan Filter Unit (FFU) is an air filtration system designed for cleanroom and controlled environment applications. It combines a DC motor fan and high-efficiency filters, such as HEPA or ULPA, to remove airborne particles and contaminants from the air. The unit is typically mounted in a ceiling grid and provides a continuous flow of clean air.
The main advantage of using a DC fan is its energy efficiency, as it consumes less power compared to traditional AC motors. Additionally, DC fans offer variable speed control, allowing for precise airflow management in response to specific environmental needs.
A DC Fan FFU operates by drawing in ambient air through its pre-filters and main filters. The fan, powered by a DC motor, creates negative pressure that pulls air into the unit, ensuring that it passes through the filtration system. The pre-filters capture larger particles, extending the life of the main HEPA or ULPA filters.
Once the air passes through the filters, it is then evenly distributed into the cleanroom environment. The design of the FFU allows for a laminar flow of clean air, minimizing the risk of contamination and creating a controlled atmosphere for sensitive processes.
The unit can be adjusted for airflow rates based on specific requirements, ensuring optimal performance and compliance with cleanroom standards.
Energy Efficiency: DC fans consume less power than AC motors, reducing operational costs.
Variable Speed Control: Allows for adjustable airflow to meet specific cleanroom requirements.
Low Noise Levels: Operates at quieter levels, making it suitable for noise-sensitive environments.
Compact Design: Space-saving design that fits easily into existing cleanroom structures.
High Filtration Efficiency: Effectively removes 99.97% of particles 0.3 microns and larger.
Long Filter Life: Extended lifespan of filters due to pre-filtering capabilities.
Easy Installation: Simple mounting options for various cleanroom configurations.
Customizable Options: Available in different sizes and specifications to suit diverse applications.
Durability: Built with high-quality materials for long-lasting performance.
Compliance: Meets international standards for cleanroom environments.
The typical lifespan of a DC Fan Filter Unit (FFU) varies based on usage, maintenance, and environmental conditions. Generally, the main HEPA or ULPA filters can last between 2 to 5 years with proper care, while pre-filters should be replaced every 3 to 6 months. Regular maintenance and timely replacement of filters are crucial for optimal performance and air quality.
In addition to filter longevity, the overall durability of the FFU unit itself can extend beyond 10 years if operated within recommended parameters and subjected to routine inspections. This long lifespan makes DC Fan FFUs a cost-effective investment for cleanroom applications.
Maintaining a DC Fan Filter Unit (FFU) is essential for ensuring its efficiency and longevity. Regular maintenance tasks include checking and replacing pre-filters, which capture larger particles and prevent them from reaching the main filters. It is recommended to inspect pre-filters every month and replace them as needed, typically every 3 to 6 months.
Additionally, the main HEPA or ULPA filters should be monitored regularly for any signs of saturation or reduced airflow. Depending on the environment and usage, these filters might need replacement every 2 to 5 years. Keeping a log of filter changes can help in tracking their performance and scheduling replacements.
Lastly, it is important to clean the exterior of the FFU and ensure that the fan is free from dust and debris. This can help maintain optimal airflow and prevent overheating, ensuring the unit operates efficiently.
Class 1: Yes, DC Fan FFUs are suitable for Class 1 cleanrooms, providing high filtration efficiency.
Class 10: Effective for Class 10 environments, ensuring minimal particle contamination.
Class 100: Commonly used in Class 100 cleanrooms for sensitive processes.
Class 1000 and Above: Ideal for Class 1000 cleanrooms and higher, offering flexibility in airflow rates.
