U.S. regulations low voltage transformer 1, Input:100-240Vac,50/60Hz 2, OUTPUT:12Vdc,4A, ... VoltageMin. LoadRated. LoadPeakOutput power12Vdc0.00A4.16AW50W 3.2 Combined Load/Line Regulation VoltageMin. LoadRated. LoadLine RegulationLoad Regulation12Vdc0.00A4.16A±1%±5 ... * 2S round wire 3 m with 0.5 m female line. U.S. regulations low voltage transformer