The PBL500PS28B from XP Power is a AC to DC Converter with AC Input Voltage 80 to 264 V, AC Input Current 2600 to 5200 mA, DC Output Voltage 28 V, DC Output Current 8.93 to 17.86 A, DC Output Power 250 to 500 W. Tags: Chassis Mount. More details for PBL500PS28B can be seen below.