Zalman ATX 500 Power Supply 500-HP Plus<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>This power supply is 80 PLUS Bronze certified with 82% minimum/88% maximum efficiency (230VAC， Typical Load) incorporating a high switching frequency &amp; low power loss circuitry design， and guarantees higher efficiency compared to non-certified products.</li><li>Modular cables facilitate simplified cable management and optimal airflow through the computer enclosure for increased cooling performance.</li><li>Ultra quiet 120mm Sleeve Bearing fan increases airflow while minimizing noise for a superbly quiet computing environment.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51TOu3HUWqL.jpg" noproxy>