Noctua NH-U14S - Premium CPU Cooler with NF-A15 140mm Fan (Brown) Award-winning, slim 140mm single-tower design combines outstanding cooling performance with superb quietness of operation and excellent RAM compatibility Does not overhang the RAM slots on LGA2066 and LGA2011 motherboards, ensuring full compatibility with tall modules Highly optimised NF-A15 140mm fan with PWM support and Low-Noise Adaptor for automatic speed control and ultra-quiet operation Easy-to-install SecuFirm2 multi-socket mounting system for Intel LGA1150, LGA1151, LGA1155, LGA1156, LGA2011, LGA2066 & AMD AM2(+), AM3(+) FM1, FM2(+) Includes award-winning NT-H1 thermal compound; Renowned Noctua quality backed up by 6-year manufacturers warranty NF-A15 PWM premium fan Low-Noise Adaptor (L.N.A.) NT-H1 high-grade thermal compound SecuFirm2Mounting Kit Anti-vibration pads and fan-clips for second NF-A15 (optional) Noctua Metal Case-Badge