Noctua nh u12s slim u series single tower cpu cooler the nh u12s is the latest 12cm model of noctuaacirceurotrades classic u series single tower cpu coolers which have received more than 400 awards and recommendations from the international press the s versionacirceurotrades 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 a