Noctua NF-A14x25r G2 PWM, High-Performance CPU Cooler Upgrade Fan 140mm
A high-performance 140mm case fan designed as an upgrade for CPU coolers like the NH-D15, NH-D15S, or NH-U14S series. Features a next-generation 140x25mm round-frame design with advanced engineering including progressive-bend impeller with winglets, flow acceleration channels, and AAO frame construction using Sterrox LCP material. The 4-pin PWM version operates at 300-1500rpm with near-silent operation at idle and powerful cooling under load. Fan stops completely at 0% PWM for semi-passive operation. Includes anti-vibration mounts, fan screws, low-noise adaptor, extension cable, and y-cable.