What Type Of Fiber Optic Cable Is Used Outdoors Only? Typical outdoor fiber optic cable types are GYTS, GYTA, GYXTW, GYTA53, GYTY53 and GYTC8S. Which cable type is mostly used for outdoor applications? What are the 3 main types of cable installation for outdoor applications? What color are outdoor fiber optic cables? What is the difference between. Outdoor fiber optic cables are critical for building stable, high-speed networks in real-world environments. Whether you're linking buildings, running broadband in rural areas, or building 5G infrastructure, the right cable matters. It affects performance, maintenance, cost, and reliability. Besides. Outdoor optical cable, simply speaking, an optical cable used outdoors, is a kind of optical cable.