PS-5251-4 - HP - 250-Watts Power Supply for Dx7400 PS-5251-4 - HP - 250-Watts Power Supply for Dx7400 $177.05 $150.04
PS-5251-20FS - Lite-On - 250-Watts ATX Power Supply PS-5251-20FS - Lite-On - 250-Watts ATX Power Supply $330.92 $280.44
PS-5251-6LF - HP - 250-Watts 200-240V 4A 50-60Hz ATX Power Supply Unit PS-5251-6LF - HP - 250-Watts 200-240V 4A 50-60Hz ATX Power Supply Unit $78.51 $66.53
ATX-250-12ZREVD7R - HP - 250 Watt Atx Power Supply For Hp Dx2290 ATX-250-12ZREVD7R - HP - 250 Watt Atx Power Supply For Hp Dx2290 $167.41 $141.87
5188-2623 - HP - 250-Watts 20-Pin ATX Power Supply Unit 5188-2623 - HP - 250-Watts 20-Pin ATX Power Supply Unit $120.10 $101.78