What is Overhead Fiber Optic Cable

August 25, 2025
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Overhead fiber optic cables are an indispensable part of optical communications, quietly woven into every corner of our lives. For example, those cables hanging from utility poles are a prime example. Given their long-term exposure to harsh outdoor environments, weathering the elements, the materials used to manufacture these cables must possess exceptional strength and durability to ensure stable signal transmission. To meet diverse overhead cable needs, the market offers a variety of designs to suit different application scenarios.

 

What is an aerial fiber optic cable?

Aerial fiber optic cables, a superior insulated transmission medium, integrate the optical fibers required for telecommunications networks, running between utility poles and power towers. Their unique feature is that even with thin wires bound to sturdy steel rope slings, they remain securely suspended. They not only stably carry the weight of the cable across vast spaces, but also withstand the challenges of harsh weather.

From the very beginning of cable design, we minimize stress on the cable while ensuring the secure suspension of the slings and cables. The construction of aerial fiber optic cables combines the toughness of a heavy-duty jacket with the stability of metal or aramid reinforcements, giving them exceptional mechanical strength and environmental adaptability.

ADSS optical cable is a fully dielectric cable, containing no internal metal components. Therefore, it can be safely laid alongside power lines, making it particularly suitable for areas prone to lightning. It utilizes double and single sheaths, reinforced with aramid fiber, ensuring structural stability and tensile strength.

 

GYXTC8S offers superior mechanical strength and environmental adaptability. Its internal corrugated steel belt and outer PE sheath effectively resist external pressure and protect the optical fibers within the cable. A water-blocking layer also ensures stable operation in humid or rainy environments. Furthermore, GYXTC8S is renowned for its compact cable diameter, making it easy to install and route while effectively conserving space. Its low dispersion and attenuation ensure clear and stable signals over long transmission distances, providing users with a high-quality communication experience.

 

Application:
-Urban Communications: Used for building communication networks within cities, especially in areas with complex terrain or difficult construction.

-Rural and Remote Areas: In these areas, overhead fiber optic cables are a cost-effective way to build communication networks.

-Power Systems: Utilize existing power towers to lay fiber optic cables, saving costs.