be quiet! Pure Wings 3 140mm PWM High Speed Fan · White

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About this product

Overview Pure Wings 3 140mm PWM high-speed White are the perfect addition to demanding PCs with extraordinarily high performance and progressive features such as a speed-regulating closed loop motor. Innovative closed loop motor keeps the rpm no matter the air resistance Optimized fan frame for outstanding performance on radiators Newly designed fan blades and re-arranged angle for extraordinary air pressure Pure Wings 3 140mm PWM high-speed White can be operated with very low minimum rpm for very quiet operation Long life rifle bearing gives an operating lifetime of 80,000 hours Product conception, design and quality control in Germany Closed Loop motor for persistent Rpm Pure Wings 3 140mm PWM high-speed White features a closed loop motor. This technology is comparable with the cruise control in cars. When working against resistance, for example a fan grill or radiator, fans spin slower as a result. The closed loop motor technology constantly monitors the current fan speed and increases it to the target rpm, if necessary. As a result, Pure Wings 3 140mm PWM high-speed White always operates at the desired speed, no matter the air resistance. Optimized to the Max The fan frame outl

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