Antec 400W MT DT Power Supply ATX12V v2.0 24-Pin PCIe.  SATA 115/230V 4-Pin SP-400 The Sp-400 is crafted for quality, performance, and incredible value. This entry-level solution gives you everything you need in a power supply. All the features, none of the waste: for builders who are strictly business, the VP450 is strictly power. As always, check compatibility with your device Product Highlights 400W Power Supply Low standby power consumption ATX 12V PCI Express Power Connector 110VAC - 120VAC, 220VAC - 240VAC +/- 10% Over Current Protection (OCP) Over Voltage Protection (OVP) Short Circuit Protection (SCP) Over Power Protection (OPP) Product Features Brand: Antec Model: VP-400 Type: ATX 12V v2.3 Maximum Power: 400W Fans: Yes Main Connector: 20+4Pin PCI-Express Connector: Yes SATA Power Connector: Yes