Genuine DELL 250w SFF Power Supply For the Dell Inspiron 530s, Inspiron 531s, Vostro 200(Slim), 200s, 220s, and Studio 540s SFF systems Identical Dell Part Numbers: XW605, XW604, XW784, XW783, YX301, YX299, YX303, 6423C, K423C N038C, H856C, YX302 Compatible Model Numbers: DPS-250AB-28 B, 04G185021200DE, PS-5251-5, TFX0250D5W Genuine DELL 250w SFF Power Supply For Dell Inspiron 530s, Inspiron 531s Small Form Factor Systems For Dell Vostro 200(Slim), 200s, 220s Small Form Factor Systems For Studio 540s Small Form Factor Systems Connectors: 1x 24-Pin ATX Connector, 3x SATA Power Connectors, 1x Floppy Power Connector, 1x 4-Pin ATX Power Connector