KENTEK 480 Watt 480W 120mm 4.72" Fan Black Guard Grilled ATX Power Supply ATX 12V 4 Pin 20/24 Pin SATA Molex Floppy for Intel AMD MB 480 watt atx power supply perfect for upgrade and replacement 120mm large fan Quiet Performance and High energy efficiency black color coating and Ball bearing fan iwth matel gurad grill Short circuit and over voltage surge protection Power supply needs to connect to working MB and wall to start.