BioniX F140 has the best air to noise ratio. Extremely quiet 3-phase engine ensures long gaming without disturbing noise. With a high speed range of 200 to 1,800 rpm, the BioniX F140 is controlled by PST, which allows the fan speed to be controlled as required. The optimized fan design ensures high pressure and high power so your gaming PCs get higher airflow while lowering noise. The three-phase low-temperature spiral engine extends its life span four times, and the warranty extends to 10 years (Provides manufacturer in its service).
specifications:
Dimensions: 140 x 140 x 28 mm Speed: 200-1800 rpm./min (controlled by PWM PST) Air flow: 104 CFM/176 m3/h Bearing type: Fluid Dynamic Noise level: 0.6 Sone Operating voltage: 0.25 A/+ 12 V DC Weight: 184g