The MPO-MPO Patchcord for 40G/100G SR4 modules, 5m length, OM4, features 12 crossover fibers. It includes MPO type B (Cross Over) connectors with Female-Female interfaces and a 3 mm diameter. The fibers are bend-optimized with LSZH insulation, making it ideal for high-performance. Check each product page for other buying options. After purchasing these modules, how should customers select MPO patch cords and MPO adapters for network deployment? In practical applications, how do we manage. Optcore offers a wide range of MTP®/MPO trunk cables for high-density fiber systems, such as data center and telecommunications applications. And we offer 8, 12. An MPO patch cable is a factory-terminated and tested fibre optic assembly built from a multi-core cable (available in 8, 12, 16, or 24 fibre cores) with a single connector on each end, where each connector houses all of these fibre cores in one high-density interface.