Description 1m (3ft) LC UPC to LC UPC Duplex OS2 Single Mode Patch Cable is an ultra-short reach yellow single-mode fiber cable designed for adjacent equipment connectivity. Built with precision LC UPC duplex connectors and a 2.0mm LSZH jacket, it provides high-performance data transmission with minimal signal loss. This 1-meter patch cable is perfect for top-of-rack patching in modern single-mode data center environments.