SM Insulate Connector Insulate Connector, Busbar insulator SM25,SM30,SM35,SM40,SM45,SM51,SM60,SM76 CE, ROHS bus bar insulator,bus bar support,standoff insulatorred busbar insulator. Description:1) Made ... /12, weight(G): 233 SM40 SM45 SM51 SM60 SM76 Insulate Connector