With its larger format, six heat pipes, and the NF-A15 140mm fan featuring PWM support for fully automatic speed control, the silent cooling performance of the NH-U14S surpasses all other coolers in the U-series. At the same time, its 52mm slim design ensures full compatibility with tall memory modules on LGA2011. This high-quality overall package is completed by the proven SecuFirm2 mounting system, Noctua's renowned NT-H1 thermal paste, and a 6-year manufacturer's warranty. Its outstanding cooling performance, good compatibility, and excellent quiet operation make the NH-U14S a premium solution for the highest demands.