... 2.Safe usage 3.600V100AS,UL,CE approved 4.High quality 1) Porcelain knife switch 3P100AS ITEM: 3P100AS MEAS: 43*27*31cm G ... Certificate: CE 5) Various designs available 6) Fast delivery time7) High quality 8)The specification of metal parts: 1.full copper 2 ... porcelain products range from socket, terminal block, lamp holder, knife switch, insulator, to fuse. Looking forward to establishing good and ...