U.S. regulations low voltage transformer 1, Input:100-240Vac,50/60Hz ... ,4A,50W 3, size: L100 x W50 x H30mm U.S. regulations low voltage transformerINPUT CHARACTERISTICS: 2.1 Input Voltage: Rated ... STANDARD Meets the Limits of <1>.Fcc part15 class B rules <2>.EN55022 class B rules <3>.GB9254-1998,GB17625.1-2003MECHANICAL ... wire 3 m with 0.5 m female line. U.S. regulations low voltage transformer