The OM4 Multimode Duplex LC/SC/FC/ST 3. 0mm Armored Fiber Optic Patch Cable is a dual-core fiber optic jumper designed for high-bandwidth, high-speed bidirectional transmission, making it ideal for data centers, LANs, and other environments requiring stable, high-density. The OM4 Multimode Duplex LC/SC/FC/ST 3. In this modern day and age, the consequences of light attenuation, which could. Browse our armored fiber optic cables and patch cables today. We carry OM4 and OM3 fiber optical jumpers, 50/125 10G, 40G, 100G, LSZH rated and more. These armored fiber cables provide network safety without compromising flexibility or performance.