Conclusion:
+ Ausfühliche assembly instructions in German
+ Excellent construction with rubberized bearing surfaces
+ 4 rubber spacers for mounting on the housing, resting or in 1 mm distance
+ 4 plastic holders for screw-fixed mounting on the housing
+ Assembly by plastic pins and rubber washers or by screws
+ Low air and bearing noise (max. 15.8 dB (A) at 1000 rpm)
+ High air flow
+ No vibration
Outside of the PC case, these fans are even at max. Inaudible speed,
Therefore, there is of me 5 stars and a buy recommendation!
[...]
