Certified 80 PLUS Bronze, this active PFC unit runs at up to 85% (or higher) efficiency while delivering a 50% load, so you know you're saving energy and money on your power bills month after month. With 430W of total output power there's plenty of juice for the most home or office situations. Industrial-grade protections built into the power supply include defenses against over power and short circuit. Equipped with dual 12V rails and 2 PCIe connectors, the SeaSonic S12II 430B power supply provides plenty of reliable power to your high end graphics cards and offers 6 SATA connectors for your high speed drives and other peripherals. A big fan and a hexagonal grid pattern on the back panel ensure that the components will get plenty of airflow to keep the power supply cool and operating at peak performance. Fans: 1 Main Connector: 20 4Pin 12V Rails: 2 PCI-Express Connector: 1 x 6-Pin, 1 x 6 2-Pin SATA Power Connector: 6 Over Voltage Protection: Yes Input Voltage: 100 - 240 V Output: 3.3V@20A, 5V@20A, 12V1@17A, 12V2@17A, -12V@0.8A, 5VSB@2.5A