... reactor, reactor , electric reactors. 2)DC reactor (Built-in CT). 3)high-tech, good quality, good service. dc reactor, reactors , electric reactors.dc reactor s(Built CT ... Standard: IEC289: 1987 Reactor GB10229-88 Reactor (equivalent to IEC289:1987) JB9644-1999 Reactor for semi-conductor transmission DC reactor, reactor , electric reactors(built-in CT )