be quiet! System Power 11 ATX3.1 450W

System Power 11 450W power supply, 80+ Bronze The System Power 11 450W is designed for cost-conscious users who do not want to compromise on reliability and silence. Refined features such as ATX 3.1 compliance, a temperature-controlled fan, and extremely low standby power consumption highlight the value offered by the System Power 11 450W, even for basic system configurations. ATX 3.1 power supply with support for PCIe 5.1 GPUs and 6+2-pin connectors 120 mm thermally controlled fan reduces system noise Excellent stability thanks to a strong 12 V rail Tight voltage regulation using DC-DC technology 2× PCIe 6+2 connectors Standby power consumption below 0.15 W 80 PLUS Bronze efficiency (up to 89.0%)