Dell PowerEdge T300 490W Power Supply (JY138 N490P-00) For PowerEdge T300 and PowerVault DP110, NF110, PV110 Connections: 24 Pin ATX, Floppy Drive, 2 x SATA, 10 Pin ATX, 4 Pin ATX 12V Compatible Dell Part Number: JY138 Compatible Models: NPS-490AB A, N490P-00