• Product Details

Quality Exhaust Fan with EC Motor Industrial Cooling Fan Livestock Farm Internet of Things Control System Terrui Company

Welcome to use our 72 inch large negative pressure fan, which is equipped with efficient PMSM motor and Internet of Things control system, to provide you with excellent performance and convenient control experience.

Our PMSM motors have the advantages of high efficiency, low noise and low vibration to provide you with high speed operation and stable performance. At the same time, the motor adopts brushless design, reducing wear and maintenance costs.

Our Internet of Things control system allows you to remotely monitor and operate the fan. Through smart phones or tablets and other devices, you can adjust the air volume, speed, switch and other parameters at any time, saving labor and time costs, and also in line with the concept of environmental protection.

We believe that our large negative pressure fans will help to improve your production efficiency and product quality, and will also bring you a more convenient and comfortable working environment.

The 72-inch negative pressure fan is widely used in the following fields:

1. Industrial field: 72 inch negative pressure fan can be used for ventilation, dust removal and cooling in factories, workshops, warehouses and other places, to help improve the working environment and staff health, and improve production efficiency.

2. Agricultural field: in agricultural production, it is necessary to maintain a certain humidity and air circulation in order to benefit the growth and quality of crops. 72-inch negative pressure fans can be used for ventilation, heat dissipation and humidity regulation in fields, greenhouses and other places.

3. Commercial field: shopping malls, supermarkets, stadiums, exhibition halls and other places need to maintain certain air circulation to ensure customer experience and comfort. 72-inch negative pressure fans can meet this demand.

4. Auto repair shop: a lot of soot and odor will be produced in the process of auto maintenance. The use of 72 inch negative pressure fan can eliminate these harmful substances and achieve the purpose of ventilation.

In short, 72 inch negative pressure fans can be used in places that need a lot of air circulation or dust removal and cooling.




Blade Diameter


Frame Size


Number Of Fan Blades


Fan Blade Material

Aluminum alloy



Rated Power






Rotating Speed


Wind Speed At A Distance Of 6 Meters


Air Volume







Terrui Internation CO.,LTD

Terrui International Co.,Ltd was founded in 2002 which is specialized in the development, manufacture and sales of livestock equipment.It has become one of the leading suppliers of drinking waterer, circulation fan, calf hutch and pen, veterinary accessories, plastic free stall and feeding fence and electric fencing in the domestic and world market.Since establishment, we have developed more than 100 products and got 25 patents. We have beening focusing on our product quality, and set up our own quality management system. The company operation is abliged by ISO 9001-2008 QMS after 2013.So far our products are prized all over the world and has been sold to more than 60 countries.Our goal is to make livestock healthier and more comfortable.

Dear friends, we strongly believe that we are able to support your business by the following ways:

1. High quality products and competitive prices; 

2. Multiple new-design model options; 

3. Strict quality control, fast delivery and good after-sales service;

4. We welcome OEM and ODM orders;

Sincerely we hope to work together with you and get a win-win cooperation relationship in the future! Welcome to Shanghai Terrui International Co., Ltd!


Thank you very much for visiting our website and hope we have the products you like. When you contact us, we will provide you with the following services professionally and enthusiastically:

1. 24-hour product service for professional business personnel.

2. The most up-to-date product catalogue.

3. Accurate quotation of products you like.

4. Free ODM & OEM sample service.

5. Provide one-stop purchasing service for related products free of charge.

6. One-stop customs clearance service to support all trade terms.

7. Free visit to the factory reception service.

8. Full order tracking data visualization service and free after-sales technical service.
9. International product sales consultant market analysis, planning, marketing and other services.

Basic Information
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They are all manufactured according to the strictest international standards. Our products have received favor from both domestic and foreign markets.
They are now widely exporting to 200 countries.

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