Hinweis: nicht für b.com BTO Systeme verwenden !!! PWM amplifier integrated on motor circuit 4 pin plug for receiving power and PWM signal from motherboard 4 pin socket for CPU cooler or second fan 3 pin plug to send fan RPM signal to motherboard Dimensions: 92 x 92 x 38.5mm Rated Fan Speed: 600 - 2000 RPM Air Flow: 34.8 CFM / 59 m3/h Noise Level: 9.5 dB(A) - 23.5 dB(A), 0.08 Sone - 0.5 Sone Power Consumption: 12 V, 0.13 Amp. Weight: 92 g Bearing: Fluid Dynamic Bearing Cable Length: 300mm Warranty: 6 Years