Vehical Detection Cable, 20AWG/3C, 600V, PE/PVC, Shielded, 5000' Reel, Price Per Ft Vehical Detection Cable is used to manipulate traffic signals in the path of an emergency vehical. Millennium stocks a variety of Transportation Cable & Wire solutions, need something? We can order it for you. We supply Vehical Detection Cable from manufacturers such as Advanced Digital Cable and Coleman Cable. 32003HSD, 58108.