Wieland selos ivb wkwkn insulated cross connectors with screws wieland z728522270 this selos 2 pole insulated cross connector ivb wkn 35 2 from wieland has been designed with a m5 screwable mounting method for connections that are long lasting and maintenance free equipped with a copper current bar ensuring low contact resistance along with 2 bridged clamps and 16mm spacing compatible with the following din rail terminal blocks seloswkn 35ufeed through wieland z728522270 selos