HIGH POWER HPC-430L12S 430W UL-Approved PCI-Express 4-SATA Desktop Computer ATX Power Supply for Custom PC, Dell, HP, Gateway, Compaq, and Enlight Systems Supports PCI Express video card and up to four (4) SATA drives and three (3) IDE PATA drives High standard of quality with FCC, UL, cUL, CE, and CTICK N279 certification. RoHS Compliant. Works with Intel P4/ P3/ Celeron and AMD Athlon/ Duron single/dual/quad core CPU processors. Upgrade PSU for SPI FSP300 60THA, FSP300THA B204 , 9PA3007705, Dell Inspiron 518 519 530 531 537 540 545 546 620 660 MT (Mini Tower) . See list of compatible HP/Gateway/Compaq models under Product Description Quiet 80mm fan with automatic fan speed controller which spins down when temperature is lowered Supports 24pin or 20pin motherboard. Emergency shut off rocker switch allows instant PC shut down without unplugging power cord.