Overview:Mostly used in standard PCs or as an exchange power supply the SL-850W v2.4 has thousands of satisfied customers. It suits perfectly to every home and office system. The SL-850W v2.4 finds its usage in older and new computer systems. Features: Output: 850 Watt PCIe :6+2 PFC: Active Fan: 140mm Fan Control: Automatic 20+4pin x1 P4: 2X4pin FDDX1 IDEX2 SATAX6 On /Off Switch: Yes Certificates: CE, RoHS, TUV