This length provides enough slack to work comfortably outside the electrical box. Use a wire stripper to remove the insulation from the ends of the pigtail wires, exposing about one-half to three-quarters of an inch of bare conductor. 14 Length of Free Conductors at Outlets, Junctions, and Switch Points. ) of free conductor, measured from the point in the box where it emerges from its raceway or cable sheath, shall be left at each outlet, junction, and switch point for. Is it okay to pigtail ground wires? Is it safe to piggyback an outlet? Are pigtailing outlets safe? Is it code to pigtail receptacles? Is it against code to use stranded wire for outlets? Is pigtailed aluminum wiring safe? Is it OK to splice a ground wire? Is it okay to daisy chain outlets? Where. Answer: When you pigtail your electrical outlets it keeps the full electrical current of the circuit from passing through the electrical outlet. Although the outlet is rated for the full circuit current, keeping it off the outlet is better for the long term life of the outlet and can prevent other. The pigtail method uses a short, dedicated piece of wire, called a pigtail, to connect the main circuit wires to a single terminal on the electrical device.