Box Centrifugal Fan
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Box Centrifugal Fan

Henan Shuangxin Fire Environmental Protection Equipment Manufacturing Co., Ltd is a leading Box Centrifugal Fan manufacturer and supplier in China. Our products have a favorable price advantage and cover most of the European and American markets. We look forward to your cooperation.

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Product Description

You are welcomed to come to our factory to buy the latest selling, low price, and high-quality Box Centrifugal Fan. We look forward to cooperating with you. We hope to establish friendly cooperative relationship with your company with high quality products, reasonable price, considerate service and create a better future hand in hand.


1.Product Introduction


Cabinet type centrifugal fan, the motor is installed outside the box, after the high temperature test, when the flue gas temperature is higher than 300℃, it can run continuously for more than 40 minutes to achieve the purpose of fire and smoke exhaust (can be used in the field of fire protection). After the two-speed motor, it can not only ventilate at low speed, but also fire and exhaust smoke at high speed, which is used for one machine and two purposes. In use, the product needs to be certified by fire 3C, mainly used in the field of fire and smoke exhaust.


2.Product Parameter (Specification)



Rotating speed

Wind Volume


Motor No.

































3.Product Feature And Application


In order to meet the needs of explosion-proof environment, the fan can be made into an explosion-proof fan with an explosion-proof grade of EXdIIBT4, which is suitable for places with flammable and explosive gases.

In order to meet the requirements of noise in different places, the fan can be equipped with mufflers of different lengths, or the fan noise reduction box can be thickened to reduce the fan noise.



The machine can be widely used in hotels, restaurants, auditoriums, theaters, basements, working condition enterprises, office buildings and other places for ventilation and smoke exhaust, especially suitable for places that require low noise and large air volume ventilation and smoke exhaust.



4.Product Details


Ball bearing, less heat generation, low noise. High-speed dustproof and long service life.

High precision rotor. Intelligent finishing, dynamic balance debugging, parallel and smooth, increase service life.

muffler enclosure

The use of sound-absorbing hoarding, the built-in sound-absorbing cotton and the perforated plate are composed of three layers, so that the noise is low.




Q:How does your factory do regarding quality control? 
A:"Quality is priority. We always attach great importance to quality controlling from the very beginning to the very end. Our factory has gained ISO9001:2008 authentication.


Q: How long is your delivery time?

A: It is according to the model and quantity. Generally it is 3-5 days if the machines are in stock.

It will be 15-30 days if you want to customize the machines.


Q: Do you provide samples? Is it free or extra?

A: Yes, we could offer you the sample machine. But it's not free. You need to pay for the sample and the cost of freight.

Hot Tags: Box Centrifugal Fan, Manufacturers, Factory, China, Made in China, Cheap, Durable, Quality, Easy-maintainable, 1 Years Warranty

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