The P33-18S/MHIA from Polytron Devices is a AC to DC Converter with AC Input Voltage 105 to 125 V, DC Output Voltage 18 V, DC Output Current 0.1 A, Line Regulation Voltage 0.0002, Load Regulation Voltage 0.0005. Tags: Chassis Mount. More details for P33-18S/MHIA can be seen below.