Description Used ATX power supply from $20 including tax, all power supplies have been tested. $20 Dell 300W Model L305P-01 $20 Dell 300W / Model NPS-305BBC $19 Liteon 250W / Model PS-5251-7 $19 HP 300W / Model PS-5301-02 $35 HP 460W / Model DPS-460CB $35 CoolerMaster 500W / Model RS-500-PCAR-A3 $35 Antec 500W / Model Earthwatts EA500D