Be quiet announces Silent Wings 4 Pro with a speed of up to 3000rpm
Be quiet announces the Silent Wing 4 and Silent Wing 4 Pro. Among other things, the manufacturer has increased the rpm speed compared to the Silent Wing 3 predecessors. Both models will appear in 120mm and 140mm variants.
Be quiet reports to have reduced the tip clearance, the distance between the tips of the blades and the frame, to obtain better airflow. Where the tip clearance on the Silent Wing 3 was 1.2mm, that has been reduced to 1mm on the 4 and Pro 4. The frame has also been made rounder for better airflow. The manufacturer has retained the motor and fluid dynamic bearings of the predecessor.
The Silent Wing 4 is available in 120mm and 140mm versions with and without PWM support. with the 120mm pwm high speed variant, for example, rotating at 2500rpm. The Silent Wing Pro 4 has a slider in the middle to set the maximum rpm. For example, the Silent Wing Pro 4 rotates on the medium setting at 1600rpm and at ultra-high speed at 3000rpm. The manufacturer also supplies the Pro with cables with higher quality sleeves.
Be quiet supplies the fans with different mounting angles, optimized for pushpins and screws. In addition, the Pro has mounting angles designed for use on radiators.
The fans will be released on July 19. The Silent Wing 4 140mm variants then cost 24.90 euros, the 120mm versions 23.90 euros. The Silent Wing Pro 4 140mm has a suggested retail price of 32.90 euros and the Pro 4 120mm is one euro cheaper.
| Silent Wings 4 | 120mm | 1600rpm | ~ 10-15% of maximum rpm |
| 140mm | 1100rpm | ||
| 120mm ppm | 1600rpm | ||
| 140mm ppm | 1100rpm | ||
| 120mm pwm high speed | 2500rpm | ||
| 140mm pwm high speed | 1900rpm | ||
| Silent Pro Wings 4 | 120mm ppm | 1600rpm (medium) 2500rpm (high speed) 3000rpm (ultra high speed) |
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| 140mm ppm | 1100rpm (medium) 1900rpm (high speed) 2400rpm (ultra high speed) |