PS-5241-5DJ - Lite-On - 240-Watts Power Supply for Optiplex 390/790 PS-5241-5DJ - Lite-On - 240-Watts Power Supply for Optiplex 390/790 $121.01 $102.55
PC1003 - Dell - 240-Watts 100-240V AC 50-60Hz Power Supply for OptiPlex 390/790 PC1003 - Dell - 240-Watts 100-240V AC 50-60Hz Power Supply for OptiPlex 390/790 $167.78 $142.19
AC240ES-00 - Dell - 240-Watts 100-240V AC 50-60Hz Power Supply for Optiplex 390/790 AC240ES-00 - Dell - 240-Watts 100-240V AC 50-60Hz Power Supply for Optiplex 390/790 $152.64 $129.36
H240ES-00 - Dell - 240-Watts 100-240V AC 50-60Hz Power Supply for Optiplex 390/790 H240ES-00 - Dell - 240-Watts 100-240V AC 50-60Hz Power Supply for Optiplex 390/790 $174.37 $147.77
AC250NS-00 - Dell - 250-Watts 200-240V AC 4A 50-60Hz Power Supply for OptiPlex 390/790 AC250NS-00 - Dell - 250-Watts 200-240V AC 4A 50-60Hz Power Supply for OptiPlex 390/790 $105.17 $89.13
H265AM-00 - Dell - 265-Watts 100-240V AC 50-60Hz Power Supply for OptiPlex 390/790 H265AM-00 - Dell - 265-Watts 100-240V AC 50-60Hz Power Supply for OptiPlex 390/790 $119.90 $101.61