Description 3m (10ft) MPO-8 APC to 4x LC Duplex UPC OS2 Harness is a 3-meter yellow single-mode cable designed to split an 8-fiber MPO connection into four LC duplex pairs. It utilizes Type B polarity and an LSZH jacket for enhanced safety and performance in high-density environments. This harness is ideal for connecting MPO-based transceivers to multiple LC-based equipment with minimal signal loss.