Proven premium heatsink (more than 200 awards and recommendations from international hardware websites), now available in an all-black design that goes great with many colour schemes Only 37mm height allows it to fit compact HTPC and Small Form Factor (SFF) cases, tailored footprint guarantees 100% RAM and PCIe compatibility on all ITX, Micro-ATX and ATX LGA1700 or LGA1851 motherboards Renowned, award-winning NF-A9x14 slim 92mm fan with Low-Noise Adaptor and PWM for automatic speed control: full cooling performance under load, whisper quiet at idle! Includes high-end NT-H1 thermal paste and SecuFirm2 mounting system for easy installation on Intel LGA1700 and LGA1851 CPUs Renowned Noctua quality backed up by 6-year manufacturer’s warranty, deluxe choice for Intel Ultra with moderate heat load (e.g. 245K, 14600, 13600, see compatibility list)