Blue one power European regulation | Blue two power European regulation | Blue one electric American standard | Blue two electric American standard | Blue one cable English gauge | Blue two electric English gauge | Red one electricity European regulation | Red two electricity European regulation | Red one electric American gauge | Red two electric American regulation | Red one electric English gauge | Red two electric English gauge | Orange one electric European regulation | Orange two electricity European regulation | Orange one electric American gauge | Orange two electric American gauge | Orange one electric English gauge | Orange two telegraph English gauge | Blue bare metal | Red bare metal | Orange bare metal