be quiet! be quiet! Netzteil System Power 9 CM 400

Specially designed by be quiet! with the cost-conscious PC builder in mind - the System Power 9, featuring true be quiet! reliability with two 12V-rails for rock-solid voltage stability. System Power 9's combination of power and quietness for a PSU of its class and efficiency is far beyond ordinary, making it possible for you to build cost-effective and reliable systems - a key differentiator in an era of nearly identical commodities.