A centrifugal blower, on the other hand, draws air in from one side and then compresses it before expelling it out the other side. This can create a more powerful, focused stream of air. This makes centrifugal blowers a better choice for applications where a high-pressure airflow is needed, such as in a vacuum cleaner.

Centrifugal blowers, on the other hand, are often used in industrial settings where a high-pressure, focused airflow is needed. This can include applications such as vacuum cleaners, air knives, or even to move materials through a production line.

In conclusion, while centrifugal fans and centrifugal blowers may seem similar at first glance, there are some key differences between the two that make them better suited for different applications. Centrifugal fans are better suited for applications where a consistent flow of air is needed, while centrifugal blowers are better for applications where a high-pressure, focused airflow is needed. Understanding these differences can help you choose the right device for your specific needs.