Noctua NF-S12B redux-1200 PWM Fan (120x120x25mm 4-pin， 1200rpm max)<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Proven NF-S12B design </span></li><li><span class="a-list-item"> Streamlined redux edition， Custom designed PWM IC with SCD </span></li><li><span class="a-list-item"> Designed for efficient case ventilation </span></li><li><span class="a-list-item"> Bevelled Blade Tips </span></li><li><span class="a-list-item"> 6 years manufacturer’s warranty </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41gP8pZ8oML.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/513FWhXOJWL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41m-Qm7%2BnxL.jpg" noproxy>