Description 4m (13ft) MPO-8 APC to 4x LC Duplex UPC OS2 Harness provides a 4-meter yellow single-mode link designed for 8-fiber to dual-fiber signal splitting. Built with Type B polarity and an LSZH jacket, it ensures high-performance connectivity for enterprise networking environments. This short-reach harness is perfect for interconnecting MPO-based switches to high-density LC fiber patch frames.