Rosewill Seal， Silent， IP56 Dust Resistant Splash-Proof 140 mm Case Fan RAWP-141411<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"> Fan Size: 140mm </span></li><li><span class="a-list-item"> Bearing Type: Teflon Nano Bearing </span></li><li><span class="a-list-item"> Air Flow: 82CFM / 60.23CFM </span></li><li><span class="a-list-item"> Noise Level: 21.5dBA / 14.5dBA </span></li><li><span class="a-list-item"> Noise Cancellation Adapter (NCA) </span></li><li><span class="a-list-item"> TNB runs more smoothly with no friction， making the fan silent， powerful and highly durable (200，000hrs) </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51GIkUt6TNL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41hdLkFT1WL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31b6ZhJ1ATL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41BzNxDrxlL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/419fERm2llL.jpg" noproxy>