Direct Drive Negative Pressure Fan 540rpm For Ventilation and Cooling

Optimize Airflow And Reduce Temperature With Direct-Drive Negative Pressure Fan

Advantages:

• One of the main advantages of a belt-driven exhaust fan is its durability. The belt can absorb some of the shocks and vibrations generated by the motor, reducing wear and tear on the fan components and extending the lifespan of the device.

• Belt-driven fans often offer more power and airflow capacity compared to some direct-drive models. This makes them suitable for applications that require high-performance ventilation, such as industrial settings, commercial kitchens, and large warehouses.

• The ability to adjust the belt tension and speed allows for customization of the fan's performance, enabling it to adapt to different ventilation requirements and operating conditions.

Considerations:

• Regular maintenance is required to ensure the proper functioning of a belt-driven exhaust fan. This includes checking and adjusting the belt tension, inspecting the belt for wear and tear, and cleaning the fan blades and casing to prevent dust and debris buildup.

Dahanfeng is a brand owned by Guangdong Xingchen Zhaoye Environmental Technology Co., Ltd., specializing in the R&D, production, and sales of ventilation equipment, including negative pressure fans and eco-friendly air conditioners. The product range has expanded to cover dehumidifiers, energy-saving air conditioners, portable air conditioners, and other ventilation solutions.

With decades of focus on air treatment innovation, our company is based in Shishan Town, Nanhai District, Foshan City, Guangdong Province. By 2024, our 25,000-square-meter plant employs 300+ staff, with a 60-member technical team.

Global Provider of Environmental Cooling Solutions

With 20+ years of manufacturing excellence, Dahanfeng delivers 300,00 AC units annually to 80+ countries worldwide. Our vertically integrated production ensures scalable capacity and rapid shipment turnaround, achieving 20% annual revenue growth.

Company employees and engineers

Supported by 300+ professionals – including 60+ HVAC engineers – Dahanfeng designs and manufactures high-efficiency AC systems for global markets.

Our technical team drives R&D breakthroughs in energy-saving tech (40+ patents) and maintains vertical production control from prototyping to mass manufacturing.

Honors & Reputation

Guided by our principle "Scientific innovation, quality first," we uphold rigorous quality standards, professionalism, and meticulous attention to detail through strict inspections. Over the years, we have cultivated a professional and innovative spirit, integrating high-quality domestic components and advanced foreign technology to enhance production and management.

As a multi-year "High-Tech Enterprise," we hold titles including "Guangdong Contract-abiding & Trustworthy Enterprise," "Guangdong Private Sci-Tech Enterprise," "Foshan Advanced Quality Management Unit," and "Guangdong Environmental Protection Industry Class A Credit Enterprise." Additionally, we possess 28 utility patents and 32 design patents, reinforcing our industry leadership.

Company Philosophy

"Survive by quality, thrive by reputation." Our team continuously researches and develops innovative products, refining technological processes and tackling development challenges.

Guided by "Customer first, quality first" as our long-term principle, our products and services now cover most Chinese cities and are exported globally. We manufacture and ship 300,000+ units annually.

Dahanfeng remains committed to our mission: advocating eco-friendly, energy-saving, and healthy electrical products in China. We provide quality products for quality living, winning trust through professional manufacturing and premium after-sales service, delivering fashionable, scientific, and humanized appliances.

Highly appriciated to meet friends of the world.