Noctua NF-A12x25 G2 PWM, 120mm Premium Quality Silent PC Fan, 4-Pin Connection (Brown)

The next-generation 120x25mm design delivers unprecedented quiet cooling performance in both high airflow and high static pressure environments: ideal for PC case fans, CPU coolers, and water cooling radiators! Cutting-edge engineering (winglets, centrifugal turbulator, flow acceleration channel, progressive bend impeller with AAO frame) and construction (Sterrox LCP, ultra-close chip clearance) 4-pin PWM version for automatic speed control via fan header on 4-pin PWM motherboards, speed range of 360-1800rpm (nearly silent at idle, powerful performance under load), fan stops at 0% PWM (semi-passive option) Includes anti-vibration mount, 12cm anti-vibration gasket (for improved sealing with radiator), fan mounting screws, silent adapter, extension cable, and splitter cable for operating two PWM fans on one header Premium level SSO2 bearing (MTTF > 150,000 hours), reliable Noctua quality with UL and TÜV safety, reverse polarity, overvoltage, and overcurrent (short circuit) protection