If you have doubts on the differences between fiber pigtails and fiber patch cords this article will help you to know their main differences. The main difference between these two cables is that pigtails have one side terminated with a connector and other side ends with bare fibers, while patch cords have two connectors terminated on both ends. Let’s see in more detail how these assemblies are used and how are they distinguished.http://www.cobtel.com/patch-cord-or-jumper/