Wago wsb quick marking system for terminal block 5 175mm numeric 249 series wago 249 602 wago 249 602 wsb quick marking system for terminal block width 5 175mm vertical marked 61 70 10ea 10 strips with 10 markers per card consecutive numbers each strip white wago 249 602 wsb marking system for terminal block 5 175mm 61 70 white 5pk