ARCTIC F9 - 92 mm Standard Low Noise Case Fan<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"> 92 x 92 x 25 mm standard case fan. </span></li><li><span class="a-list-item"> Fluid dynamic bearing assures long service life at a min. noise level of max. 0.4 sone. </span></li><li><span class="a-list-item"> 1，800 RPM @12 V / Max. Airflow 43 CFM (73.1 m³/h). </span></li><li><span class="a-list-item"> Set the fan speed by using a different voltage (5-12V). </span></li><li><span class="a-list-item"> Two way installation possible. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51J2yLdaW-L.jpg" noproxy>