Views: 222 Author: Edvo Publish Time: 2025-06-26 Origin: Site
Content Menu
● Introduction to Cross Flow Fans
● Leading Cross Flow Fan Manufacturers And Suppliers in Germany
>> 4. Longwell Technology (German Operations)
>> 5. Evel (HVLS and Cross Flow Fans)
● Advanced Technology Behind German Cross Flow Fans
● Applications of Cross Flow Fans
● Environmental and Energy Efficiency Considerations
● Customization and Future Trends
● FAQ
>> 1. What distinguishes tangential cross flow fans from other fan types?
>> 2. What motor types are commonly used in German tangential fans?
>> 3. How do EC motors improve fan performance?
>> 4. What industries benefit most from tangential cross flow fans?
>> 5. Can tangential cross flow fans be customized?
Cross flow fans, also known as tangential fans or blower wheel fans, are widely used in various industrial, commercial, and residential applications due to their ability to produce a broad, uniform airflow with low noise and compact design. Germany, renowned for its engineering excellence, is home to some of the world's leading cross flow fan manufacturers and suppliers. This article explores the top German companies specializing in cross flow fans, highlighting their product offerings, technological innovations, applications, and industry impact. Throughout the article.
Cross flow fans operate by drawing air in from one side of the fan housing and expelling it perpendicularly across the entire length of the impeller. This creates a laminar, wide airflow pattern ideal for cooling, ventilation, and air distribution in constrained spaces. These fans are commonly used in HVAC systems, air conditioners, heat pumps, electronic cooling, and agricultural ventilation.
The unique design of cross flow fans allows for compact installation, quiet operation, and efficient airflow distribution, making them indispensable in many sectors. German manufacturers have pushed the boundaries of this technology by integrating advanced motor systems, aerodynamic impeller designs, and energy-saving features.
Company Overview:
Founded in 1910 and headquartered in Künzelsau, Baden-Württemberg, ZIEHL-ABEGG is a world leader in ventilation, control, and drive technology. The company develops, produces, and sells high-quality cross flow fans, special electric motors, and state-of-the-art control systems. Their pioneering spirit continues to drive innovation in fan technology.
Product Highlights:
- EC (Electronically Commutated) cross flow fans featuring energy-efficient ECblue motor technology.
- Fans with bionically designed rotor blades for near-silent operation.
- Models made from 100% recyclable bio-polyamides, emphasizing sustainability.
- Comprehensive fan selection program (FANselect) for precise and quick fan configuration.
- Cross flow fans designed for industrial, commercial, and refrigeration applications.
Technological Edge:
ZIEHL-ABEGG's cross flow fans combine aerodynamic optimization with advanced motor control, resulting in high efficiency, low noise, and long service life. Their products are tested in the world's largest combined air and noise test benches, ensuring reliability and performance.
Company Overview:
Established in 1963 and based in Mulfingen, Germany, ebm-papst is a global benchmark in energy-efficient fan and motor technology. They offer over 20,000 products including compact fans, axial fans, centrifugal fans, and tangential blowers.
Product Highlights:
- Cross flow fans with GreenTech EC motors that enable precise speed control and significant energy savings.
- Low noise operation with high airflow rates and low back pressure.
- Moisture-proof versions suitable for refrigeration and harsh environments.
- Shallow design fans for space-constrained installations.
Industry Applications:
Their fans are widely used in HVAC, automotive, industrial automation, and electronic cooling sectors. The company's focus on innovation ensures their cross flow fans meet the highest efficiency and environmental standards.
Company Overview:
Based in Stuttgart, LTG specializes in high-performance tangential fans designed for demanding industrial applications. Their products are known for high power density, corrosion resistance, and durability.
Product Highlights:
- TW series fans with impeller diameters from 125mm to 150mm.
- Fans capable of handling gas temperatures up to 120°C and ambient temperatures up to 40°C.
- Marine-grade aluminum casings and galvanized steel impellers for corrosion protection.
- Self-aligning ball bearings for extended service life.
Applications:
LTG fans are ideal for heating, cooling, drying, and blasting processes in industrial environments. Their design ensures even air distribution without additional baffles, saving space and improving efficiency.
Company Overview:
Longwell Technology, with operations in Germany, is a leading manufacturer specializing in DC cross flow fans, axial fans, and EC energy-saving fans. They provide OEM services to international brands and focus on innovation and quality.
Product Highlights:
- DC cross flow fans with brushless DC motors and 3-phase BLDC motor options.
- Customizable fan lengths up to 1200mm and various IP ratings (e.g., IP21).
- Fans designed for horizontal mounting with options for left or right-hand motor configurations.
- RoHS-certified products suitable for HVAC, data centers, cold chain storage, and agricultural ventilation.
Technological Innovations:
Longwell uses aerodynamic simulation and CFD optimization to improve energy efficiency by 20-30% in their EC axial fans. Their cross flow fans combine compact size with high-performance airflow, making them excellent for air conditioners and heat pumps.
Company Overview:
Evel produces high-volume low-speed (HVLS) fans and cross flow fans designed for agricultural and industrial ventilation. Their CROSS series fans are used for supplying fresh air and reducing heat stress in livestock barns.
Product Highlights:
- Energy-efficient EC motors with frequency converters and sine filters.
- IP65 protection class and aluminum blades with NACA profiles for aerodynamic efficiency.
- Large throw distance and width, reducing the number of fans needed in large spaces.
- Mobile drum fans with adjustable inclination and robust design for versatile use.
Applications:
Ideal for greenhouses, cowsheds, pigsties, and poultry houses, Evel fans improve air quality and reduce energy costs while maintaining low noise levels.
German manufacturers integrate several advanced technologies to enhance cross flow fan performance:
- EC Motor Technology: Electronically commutated motors provide superior energy efficiency (up to 50% savings), precise speed control, and quieter operation compared to traditional motors.
- Aerodynamic Design: Use of computational fluid dynamics (CFD) to optimize impeller blade shapes reduces turbulence and noise while maximizing airflow.
- Material Innovation: Use of recyclable bio-polyamides, marine-grade aluminum, and corrosion-resistant coatings extend fan durability and environmental friendliness.
- Smart Controls: Integration with building management systems and thermostats allows automatic operation based on temperature, improving energy savings and reducing noise pollution.
Cross flow fans from German manufacturers serve diverse industries:
- HVAC Systems: Efficient air distribution in heating, ventilation, and air conditioning units.
- Refrigeration: Moisture-proof fans for refrigeration and cold storage applications.
- Agriculture: Ventilation in livestock barns and greenhouses to improve air quality and animal welfare.
- Industrial Processes: Cooling, drying, and air supply in manufacturing and processing plants.
- Electronics Cooling: Uniform airflow for circuit boards and electronic devices in compact spaces.
German cross flow fan manufacturers prioritize sustainability by:
- Reducing energy consumption through EC motors and aerodynamic optimization.
- Using recyclable and environmentally friendly materials.
- Designing fans for quiet operation to reduce noise pollution.
- Offering smart control systems for energy-efficient operation tailored to real-time needs.
These efforts align with global trends toward greener technologies and lower carbon footprints, benefiting both the environment and operational costs.
Manufacturers offer extensive customization options, including:
- Variable impeller sizes and lengths.
- Different motor types (AC, DC, EC) and configurations.
- IP ratings for protection against dust and moisture.
- Control options such as PWM speed control and integrated sensors.
Future trends point toward increased integration of IoT for remote monitoring, further energy efficiency improvements, and expanded use of sustainable materials.
Germany stands at the forefront of cross flow fan manufacturing, combining engineering precision, innovative motor technologies, and sustainable practices. Leading companies like ZIEHL-ABEGG, ebm-papst, LTG, Longwell Technology, and Evel deliver high-quality, energy-efficient, and customizable cross flow fans that serve a wide range of industries globally. Their commitment to research and development ensures that German cross flow fan manufacturers and suppliers remain competitive and continue to set industry standards in performance, reliability, and environmental responsibility.
Tangential cross flow fans produce a wide, uniform airflow perpendicular to the impeller length, unlike axial fans that push air straight through. This results in even air distribution with low noise, ideal for confined spaces.
German manufacturers commonly use EC (electronically commutated) motors for their efficiency and precise speed control, along with AC and DC motors depending on application requirements.
EC motors offer up to 50% higher energy efficiency, lower noise levels, longer lifespan, and allow for speed adjustment via PWM or analog signals, enhancing overall fan performance and energy savings.
Industries such as HVAC, refrigeration, agriculture, electronics cooling, and industrial manufacturing benefit from these fans due to their efficient, quiet, and uniform airflow characteristics.
Yes, manufacturers provide customization in impeller size, motor type, mounting options, IP ratings, and control systems to meet specific customer needs.
