The most common fiber pigtails have one fiber count, such as the simplex LC pigtail consists of one bare fiber with one terminated LC connector. However, in some cases, the fiber count is also available in 2, 4, 6, 8, 12, 24, 48, and 72. A fiber optic pigtail is a pre-installed connector on one end of an optical cable and a length of exposed fiber at the other end. Fiber optic pigtails are used in all kinds of equipment or box. For example, according to the fiber type, they can be divided into single-mode fiber optic pigtails and multi-mode fiber optic pigtails; according to the connector type, they can be divided into SC, LC, FC, ST and other pigtails; according to the number of cores, there are single-core, dual-core. A fiber optic pigtail is a short length of optical fiber —typically 0. Despite this ubiquity, they remain a source of confusion for procurement teams and junior installers alike—especially when it comes to connector type selection, polish type, and the tradeoffs between mechanical. A fiber pigtail is typically a fiber optic cable with one end factory pre-terminated fiber connector and the other exposed fiber. It is usually suitable for field termination using a mechanical or fusion splicer.