YIGNI series porcelain knife switch are applicable for complete set distribution system devices of rated voltage 110V-660V .1. product name: porcelain knife switch2. double throw part number includes : 2P32A  2P63A  2P100A  3P32A  3P63A  3P100A  4P63A  4P100A  4P125A  4P180A  4P220A3.Materials   Body: porcelain   knife : iron copper- plating   brass or copper   inner accessories : copper or iron available4.electrical specification  voltage : 110V-660V  electric current :32A  63A  100A  125A  180A  220A 5.Colors : yellow6.Package details : standard export carton or according to our customers requirement