Screwdriver: Attach the pigtail to the device's terminal. Creating a pigtail connection involves combining multiple wires to connect them securely to a single point or device. Follow proper steps to ensure a safe and compliant electrical connection. These items streamline the task and. Whether it's an electrical system in your car, home, or factory, the quality of the connection is essential, and that's where pigtail connectors come in. Need fiber pigtails or connectors? Browse CZT fiber optic products — LC, SC, and MPO pigtails and patch cords. Professionals often prefer this method because it isolates issues, protecting downstream circuits from cascading failures.