Supermicro FAN-0065L4 40X28MM 13K Rpm HP 4-PIN Pwm 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"> Compatibility: SC813MF， SC113M Chassis </span></li><li><span class="a-list-item"> Fan Speed: 13000 rpm </span></li><li><span class="a-list-item"> Air Flow: 23.1 CFM </span></li><li><span class="a-list-item"> Noise: 52.5 dBA </span></li><li><span class="a-list-item"> Connectors: 4-pin </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/31BjAUytT8L.jpg" noproxy>