L240NM-00 - Dell - 240-Watts Power Supply for Optiplex 790/990 L240NM-00 - Dell - 240-Watts Power Supply for Optiplex 790/990 $118.65 $100.55
D240ES-00 - Dell - 240-Watts Power Supply for OptiPlex 790 990 D240ES-00 - Dell - 240-Watts Power Supply for OptiPlex 790 990 $111.23 $94.26
L240AS-00 - Dell - 240-Watts Power Supply For Optiplex 790 And 990 L240AS-00 - Dell - 240-Watts Power Supply For Optiplex 790 And 990 $187.64 $159.02
H240NM-00 - Dell - 240-Watts Power Supply For Optiplex 790 / 990 Sff H240NM-00 - Dell - 240-Watts Power Supply For Optiplex 790 / 990 Sff $490.04 $415.29
0J50TW - Dell - 240-Watts Power Supply for OptiPlex 790 990 0J50TW - Dell - 240-Watts Power Supply for OptiPlex 790 990 $144.47 $122.43
2TXYM06 - Dell - 240-Watts Power Supply for OptiPlex 790 and 990 2TXYM06 - Dell - 240-Watts Power Supply for OptiPlex 790 and 990 $240.13 $203.50