The Corning FL2-LCU-900-SM-25 Splice-on Connector LC UPC Single-mode pack of 25 is a high-quality optical network cable connector designed for single-mode fiber cables. It features a LC connector on both ends, making it compatible with various brands and models. The pack of 25 units ensures that you have an ample supply for your optical networking needs. With the trusted brand of Corning, you can rely on this connector for reliable and efficient connectivity.