Alpha wire xtra guard foil shielded multiconductor cable alpha wire 5093c sl005 the alpha wire xtra guard multi conductor foil shield 3w 100ft has 3 cores and is part of a range of xtra guard unshielded multi conductor cables featuring unsurpassed flame and moisture resistance along with an extended life with fast easy stripping of insulation and jacket alpha wire 5093c sl005 xtra guard multiconductor foil shield 3 core 305m reel