This MPO keystone jack coupler is built for ultra-high-speed OM4 multimode networks, supporting 8, 12, and 24-core MPO assemblies in a Key Up/Key Up configuration. The violet housing ensures instant OM4 identification, reducing errors in complex installations. With high-precision zirconia ceramic sleeves, it achieves stable low-loss connections ideal for 40G and 100G parallel optics applications over extended multimode distances. Its rugged keystone-style frame ensures compatibility with standard patch panels and faceplates, enabling quick installation and high-density network builds. Perfect for modern data centers, enterprise LAN backbones, and storage area networks demanding high bandwidth, low latency, and long-term durability.