The NH-U12S is the latest 12cm model of Noctua’s 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 NF-F12 FocusedFlow™ fan with PWM support for fully automatic speed control allow 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 full 6 years manufacturer’s warranty, the NH-U12S is a complete premium quality solution that combines outstanding performance, quiet operation and excellent compatibility.
Cooler Specification 
Socket compatibility - Intel LGA1700, LGA2066, LGA2011-0 & LGA2011-3 (Square ILM), LGA1156, LGA1155, LGA1151, LGA1150 & AMD AM2, AM2+, AM3, AM3+, FM1, FM2, FM2+ (backplate required), AM4 with NM-AM4-UxS 
Height (without fan) - 158 mm 
Width (without fan) - 125 mm 
Depth (without fan) - 45 mm 
Height (with fan) - 158 mm 
Width (with fan) - 125 mm 
Depth (with fan) - 95 mm 
Weight (without fan) - 580 g 
Weight (with fan/s) - 755 g 
Material - Copper (base and heat-pipes), aluminium (cooling fins), soldered joints & nickel plating 
Fan compatibility - 120x120x25 
Scope of delivery:
- NF-F12 PWM premium fan
- Low-Noise Adaptor (L.N.A.)
- NT-H1 high-grade thermal compound
- SecuFirm2™ Mounting Kit
- Anti-vibration pads and fan-clips for second NF-F12
- Noctua Metal Case-Badge
Warranty - 6 years
FAN Specification 
Model - Noctua NF-F12 PWM 
Bearing - SS02 
Max. Rotational Speed (+/- 10%) - 1500 RPM 
Max. Rotational Speed with L.N.A. (+/- 10%) - 1200 RPM 
Min. Rotational Speed (PWM, +/-20%) - 300 RPM 
Max. Airflow - 93,4 m³/h 
Max. Airflow with L.N.A. - 74,3 m³/h 
Max. Acoustical Noise - 22,4 dB(A) 
Max. Acoustical Noise with L.N.A. - 18,6 dB(A) 
Input Power - 0,6 W 
Voltage Range - 12 V 
MTTF - > 150.000 h