? The 40mm case fan operates at a constant speed of 3200 ± 10%. This allows for significant increase in efficiency. ? The cooling fan airflow is up to 5.8 m³ / h and the noise generated by the propeller is 20 dB(A), which makes it a very quiet and efficient fan in its class available on the market. ? Highly efficient computer fan operation and 40x40x10 mm dimensions allow the fan to be mounted ...