功率中间继电器JH1806-220-2Z1D二组转换7A代替KM2N2-220功率中间继电器JH1806-220-2Z1D二组转换7A代替KM2N2-220功率中间继电器JH1806-220-2Z1D二组转换7A代替KM2N2-220功率中间继电器JH1806-220-2Z1D二组转换7A电流代替KM2N2-220电压DC220V宏发金海继电器8插脚)