fan performance

Side-by-side comparison of a DC axial fan and a centrifugal blower fan showing their different housing shapes and blade orientations

DC Axial Fan vs Centrifugal Fan: Key Differences

July 8, 2026
Key Takeaways Axial fans pull air straight through along the motor shaft axis, while centrifugal fans draw air in axially…
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Close-up product photography of three DC axial fans with different blade counts - a 3-blade, 7-blade, and 11-blade fan - arranged side by side showing the visual difference in blade density

DC Axial Fan Blade Count: Does It Affect Performance?

July 6, 2026
Key Takeaways Blade count typically ranges from 3 to 13 blades on DC axial fans, with each configuration offering distinct…
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A rugged DC axial fan installed in an outdoor ventilation housing on a sunny day, with solar panels visible in the background

High-Speed DC Axial Fans: When Do You Need 10,000+ RPM?

July 2, 2026
Learn when you actually need a 10,000+ RPM DC axial fan for cooling. High-speed fans are only necessary for systems…
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DC axial fans 4015 flow curve — airflow performance curve

How to Measure Airflow (CFM) in a DC Axial Fan System

June 16, 2026
Learn why measuring CFM directly is impractical and how to use P-Q curves and static pressure to properly evaluate DC…
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