NPS-250KBD - Dell 250-Watts 100-120V 200-240V Power Supply for OptiPlex GX270 GX280 NPS-250KBD - Dell 250-Watts 100-120V 200-240V Power Supply for OptiPlex GX270 GX280 $128.15
NPS-250KBB - Dell 250-Watts 100-120V 200-240V Power Supply for OptiPlex GX270 GX280 NPS-250KBB - Dell 250-Watts 100-120V 200-240V Power Supply for OptiPlex GX270 GX280 $113.85
NPS-250KBF - Dell 250-Watts 100-120V 200-240V Power Supply for OptiPlex GX270 GX280 NPS-250KBF - Dell 250-Watts 100-120V 200-240V Power Supply for OptiPlex GX270 GX280 $246.81
R5953 - Dell 160-Watts ATX Power Supply for Optiplex GX270/GX280 SFF Dimension 4600c/4700c R5953 - Dell 160-Watts ATX Power Supply for Optiplex GX270/GX280 SFF Dimension 4600c/4700c $113.85
4N505 - Dell 180-Watts ATX Power Supply for Optiplex GX240, GX260, GX270, GX280 Dimension 4500 4N505 - Dell 180-Watts ATX Power Supply for Optiplex GX240, GX260, GX270, GX280 Dimension 4500 $288.32
8X949 - Dell 250-Watts 200-240V ATX 12V Power Supply for OptiPlex GX260/GX270/GX280 Dimension 4600 8X949 - Dell 250-Watts 200-240V ATX 12V Power Supply for OptiPlex GX260/GX270/GX280 Dimension 4600 $246.81