Does the Dual Function AFCI/GFCI Receptacle require a neutral wire to work? May 16, 2024 15:22 Updated Follow Yes, all outlets require a neutral wire to work. Related articles Why would I need a receptacle that has both AFCI and GFCI protection? Can the same neutral wire be used for the installation of more than one Dual Function AFCI/GFCI Receptacle? When should I replace a outlet? How do I know my GFCI is working?