The EVGA 400W Certified Desktop Power Supply is a reliable and efficient power module designed for ATX form factor motherboards. With a maximum power output of 400W and compatibility with various brands and models, it offers surge protection, noise filtering, and automatic voltage regulation for stable and optimal performance. Featuring multiple connectors including 4+4 CPU, 6 Pin PCI Express, and 20+4 Pin, this power supply also comes with a cooling fan for improved efficiency and temperature management. Upgrade your computer system with this high-quality EVGA power supply for stable and reliable power delivery.