This SC/UPC male to SC/APC female adapter enables seamless connection between planar UPC-polished connectors and angled APC-polished connectors. Designed for single-mode networks, it provides low insertion loss and high return loss to maintain optimal signal integrity.Its compact, nickel-plated zinc alloy housing and precision zirconia ceramic alignment sleeve ensure easy installation and reliable performance in telecom, CATV, FTTH, and data center applications.