Noctua's latest coolers feature their classic U-series single tower CPU coolers which have received more than 400 awards and recommendations from the international press. The S-version's 45mm slim shape guarantees 100% compatibility with tall RAM modules and at the same time, its fine-tuned design and the class-leading fans with PWM support provide fully automatic speed control allowing it to further improve its predecessor's renowned quiet cooling performance. Topped off with the trusted, pro-grade SecuFirm2 multi-socket mounting system, Noctua's proven NT-H1 thermal compound and a six years manufacturer's warranty, these slim tower coolers are a complete premium quality solution that combines outstanding performance, quiet operation and excellent compatibility. Specifications Socket compatibility Intel LGA2011 (Square ILM), LGA1156, LGA1155, LGA1150 & AMD AM2, AM2+, AM3, AM3+, AM4, FM1, FM2 (backplate required) Height (without fan) 158 mm Width (without fan) 125 mm Depth (without fan) 42 mm Height (with fan) 158 mm Width (with fan) 125 mm Depth (with fan) 71 mm Weight (without fan) 580 g Weight (with fan) 755 g Material Copper (base and heat-pipes), aluminium (cooling fins), soldered joints & nickel plating Scope of Delivery Low-Noise Adaptor (L.N.A.), NT-H1 high-grade thermal compound, SecuFirm2 Mounting Kit, Anti-vibration pads and fan-clips for second fan (optional), Noctua Metal Case-Badge Fan specifications - Noctua NF-F12 PWM Bearing SSO2 Max. Rotational Speed (±10%) 1500 RPM Max. Rotational Speed with L.N.A. (±10%) 1200 RPM Min. Rotational Speed (PWM) 300 RPM Max. Airflow 54.9 CFM Max. Airflow with L.N.A. 43.7 CFM Max. Acoustical Noise 22.4 dB(A) Max. Acoustical Noise with L.N.A. 18.6 dB(A) Input Power 1.56 W 0.6 W Voltage Range 12 V MTBF > 150,000 hours Warranty 72 months