The ULP275-0348-S2 from EOS Power is a AC to DC Converter with AC Input Voltage 80 to 264 V, AC Input Current 1300 to 2600 mA, DC Input Voltage 390 V, DC Output Voltage 48 V, DC Output Current 3.12 to 5.73 A. Tags: Chassis Mount. More details for ULP275-0348-S2 can be seen below.