Description 20m (66ft) MPO-16 APC to MPO-16 APC OM4 Jumper is a magenta multi-mode fiber cable designed for high-density 16-fiber interconnections. Featuring MPO-16 APC female connectors on both ends with Type B polarity and a 3.0mm LSZH jacket, it ensures a maximum insertion loss of ≤ 0.35dB. This 20-meter jumper is ideal for connecting high-speed 400G transceivers across distributed data center racks.