Lappkabel h05z k stranded halogen free hook up wire lappkabel 4725022 this harmonised halogen free hook up wire from lappkabel is recommended for use in switchgear cabinets and distribution boxes and in tubes in or under plaster it is available in a range of colours and in a choice of sizes lappkabel 4725022 h05z k stranded halogen free hook up wire blue 1 x 075mm