Figure8 Fibre Optic Cable 48 Core

GYTC8S Figure 8 Self-Supporting Outdoor Fiber Optic Cable – High-Density, Weather-Resistant Solution for Modern Telecommunications

The GYTC8S Figure 8 Fiber Optic Cable is a premium-grade, outdoor-rated solution engineered for long-haul and access network deployments. Designed with a robust figure-eight profile, this self-supporting optical cable integrates strength members, water-blocking technology, and high-performance fibers to deliver exceptional reliability in demanding environments. With 48 individual fiber cores arranged across four loose tubes, each containing 12 strands, the GYTC8S offers scalable capacity ideal for metropolitan area networks, FTTH (Fiber to the Home), and rural broadband expansion projects.

This cable excels in both mechanical resilience and environmental protection. Its central steel wire—specifically a stranded steel component measuring 3.0mm (7×1.0mm)—provides excellent tensile strength, allowing it to support its own weight over extended spans without additional support structures. The outer sheath is composed of UV-resistant polyethylene (PE), which ensures durability against sunlight degradation, while the longitudinal aluminum-polyethylene tape acts as an effective moisture barrier, preventing water ingress even under extreme weather conditions. This dual-layer protection makes the GYTC8S particularly well-suited for aerial installations in humid, coastal, or subarctic regions.

Key performance metrics highlight its suitability for modern data transmission needs: attenuation levels at 1310nm are ≤0.35 dB/km and at 1550nm ≤0.22 dB/km, ensuring minimal signal loss over distance. The cable supports long-term tension up to 2500 N and short-term load tolerance of 5000 N, making it ideal for overhead installations where wind and ice loads may be significant. Crush resistance values—300 N long-term and 1000 N short-term—further reinforce its ability to withstand physical stress during installation and operation.

Beyond structural integrity, the GYTC8S incorporates advanced design elements that enhance fiber longevity. Each loose tube is filled with a gel-based compound that prevents moisture penetration and protects individual fibers from microbending losses. The excess fiber length within the tubes allows for flexibility during temperature fluctuations—from -40°C to +70°C—without compromising signal quality. This thermal stability is critical in regions with wide seasonal variations, such as northern Europe, North America, or parts of Central Asia.

Common applications include fiber-to-the-home (FTTH) rollouts, campus backbone connections, and utility pole-mounted telecom infrastructure. It’s also widely adopted by service providers building resilient last-mile networks in challenging terrains like mountainous areas or densely populated urban zones. Because it requires no additional messenger wires or support cables, the GYTC8S reduces installation time, labor costs, and maintenance complexity—a major advantage for contractors and ISPs alike.

Users consistently praise the GYTC8S for its balance of ruggedness and precision engineering. Installers appreciate how smoothly it handles during pulling operations, while network engineers value the consistent low-loss performance across multiple wavelengths. Many report fewer failures in wet climates compared to older-style duct-laid cables, attributing the success to the comprehensive water-blocking system and superior jacket materials.

For those considering this type of cable, common questions often revolve around compatibility with existing poles, ease of splicing, and lifespan expectations. The GYTC8S is compatible with standard fusion splicers and can be installed using conventional pulling techniques. With proper handling, it typically lasts over 20 years in outdoor conditions—far exceeding industry standards for similar products. While it's not designed for direct burial, its robust construction allows for use in conduit systems or riser applications when combined with appropriate protective measures.

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