This multimode OM4 fiber optic MPO trunk cable is made with Corning glass fiber and consists of a MPO/MTP female connector on both ends. It is used in high bandwidth datacenter applications connecting switches or MPO/MTP cassettes.
MPO Polarity, Method A vs. Method B
MPO/MTP cables can be configured in a number of different polarities, method A, method B or method C.
Method A would be considered straight through, position 1-1, 2-2, 3-3 etc.
Method B is considered cross over, position 1-12, 2-11, 3-10 etc.
Method C would be the least common and is considered a paired cross over, position 1-2, 2-1, 3-4, 4-3 etc.
Infinite Cables stocks method A and method B cables. Method C cables are available by special order. The diagrams below further highlight method A and method B polarities.
|Fiber Count||12 Fibers|
|Fiber Type||Multimode OM4 50/125 Micron|
|Glass Manufacturer||Corning Glass|
|Jacket Rating||Plenum (OFNP)|
|Connector A||1 – 12-Position MPO Female (no guide pins) Elite Connectors|
|Connector B||1 – 12-Position MPO/PC Female (no guide pins) Elite Connectors|
|Insertion Loss||≤0.35 dB|
|testing||100% IL, RL and Interferometer Tested|
|UL||UL Listed Cable|
|3ft – 1m||6ft – 2m||10ft – 3m||15ft – 5m||23ft – 7m||30ft – 10m||50ft – 15m||65ft – 20m||80ft – 25m||100ft – 30m||115ft – 35m||131ft – 40m||148ft – 45m||164ft – 50m|
|0.04 lbs||0.07 lbs||0.09 lbs||0.13 lbs||0.18 lbs||0.23 lbs||0.35 lbs||0.47 lbs||0.56 lbs||0.66 lbs||0.76 lbs||0.86 lbs||0.98 lbs||1.08 lbs|
Method A, Method B
3ft, 6ft, 10ft, 15ft, 23ft, 30ft, 50ft, 65ft, 80ft, 100ft, 115ft, 131ft, 148ft, 164ft