Liaoning Yifang Wisdom Technology Group Co., Ltd. is one of the leading manufacturers and suppliers of armored optical‑fiber network cables in China. We are committed to offering high quality customized products for global clients. Please feel free to wholesale the newest armored optical‑fiber network cables in stock here from our factory. For quotation, contact us now.
Armored Optical‑Fiber Network Cables

Basic Information
Ordinary non-armored optical fiber cables face severe limitations in outdoor and underground engineering scenarios. Standard fiber cables adopt soft unprotected structures, vulnerable to rodent biting, soil extrusion, construction crushing and external mechanical impact, easily causing fiber breakage and network paralysis. Conventional outdoor fibers lack professional water-blocking and tensile reinforcement, prone to water penetration, damp attenuation and signal drift after long-term underground burial. Common unarmored cables cannot withstand complex terrain extrusion and harsh weather erosion, requiring additional conduit protection and increasing construction costs. In industrial parks, field long-distance communication and cross-building wiring environments, ordinary optical fibers have short service life and high failure rates, resulting in frequent maintenance and network downtime losses. The Armored Optical-Fiber Network Cable thoroughly solves the above industry pain points. Adopting professional loose-tube fiber core structure plus continuous corrugated steel tape armor layer, it forms a rigid physical protective barrier to effectively resist external pressure, stretching and animal damage. Built-in high-density water-blocking yarn and paste fully isolates moisture infiltration, preventing fiber dampness and signal attenuation. High-strength tensile strength members bear construction traction and long-term laying stress, avoiding core displacement and breakage. Premium single-mode/multi-mode optical fiber ensures ultra-low transmission loss and stable long-distance bandwidth performance. The upgraded UV-resistant and weatherproof outer jacket adapts to all-weather outdoor environments, realizing long-term unattended stable optical signal transmission without pipeline protection.
Features And Optional Customization
This industrial armored optical fiber cable supports diversified personalized customization for municipal communication engineering, industrial park backbone networking, cross-building optical transmission, field monitoring long-distance wiring and smart city communication projects. Professional steel tape armored structure provides superior anti-crush and anti-impact capability, resisting soil compression and construction mechanical damage. Exclusive anti-rodent design effectively prevents rodent biting and cable damage, solving common outdoor fiber failure problems. Full water-blocking sealed structure blocks rainwater and groundwater infiltration, adapting to humid, waterlogged and underground burial environments. Ultra-low loss optical fiber core ensures long-distance stable transmission without bandwidth attenuation or signal delay. High tensile strength and bending resistance tolerate complex terrain laying and long-term structural stress. UV-stabilized weatherproof jacket resists sunlight aging, frost erosion and temperature cycling. According to project demands, we can customize fiber core count, single/multi-mode fiber type, steel tape/steel wire armor structure, PVC/LSZH sheath material and outdoor waterproof grade to meet refined long-distance communication requirements of different engineering scenarios.

Technical Specification
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Core Performance Parameters |
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Fiber Type |
Single-mode G.652D/G.657A / Multi-mode OM1/OM2/OM3 optional |
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Armored Structure |
Corrugated steel tape armor (STA) / steel wire armor (SWA) optional |
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Core Advantage |
Anti-rodent, anti-crush, tensile resistant, waterproof, UV anti-aging, zero signal loss |
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Installation Method |
Direct burial, aerial laying, pipeline passing, no extra conduit required |
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Tensile/Crush Resistance |
Industrial high mechanical strength for harsh construction conditions |
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Working Temperature |
Ultra-wide temperature range, adaptable to extreme cold and hot outdoor climates |
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Application Value |
Extend service life, reduce engineering auxiliary costs, stabilize long-distance communication |
Material & Industrial Design
- Optical Core: High-purity ultra-low loss optical fiber, stable spectral transmission performance
- Internal Structure: Loose tube buffer layer + water-blocking material + high-strength tensile member
- Protective Layer: High-strength corrugated steel tape armor for full mechanical protection
- Outer Jacket: Outdoor HDPE / PVC / LSZH optional, UV-proof, waterproof and anti-aging
- Quality Inspection: Tensile & crush test, water penetration test, aging test and optical loss calibration before delivery
Application Area
Suitable for municipal public communication backbone, industrial park long-distance networking, cross-building campus optical fiber laying, outdoor field monitoring transmission, smart city engineering, rural road communication and other harsh outdoor long-distance optical signal transmission scenarios.
Available Design
- Custom fiber core quantity from 2 cores to 144 cores to match different backbone bandwidth demands
- Select single-mode or multi-mode fiber core for long-distance or short-distance high-speed transmission
- Upgrade steel wire heavy armored version for ultra-crush and rodent-intensive environments
- Choose LSZH low-smoke flame-retardant sheath for fire-safe public and industrial projects
Similar Product Recommendation
For indoor short-distance wiring, please select Ordinary Unarmored Optical Fiber Cable. For outdoor weatherproof network wiring, choose Weather Resistant Ethernet Cable. For industrial high-speed shielded transmission, refer to Cat7 FTP Network Cable.

Why Choose Us
Different from fragile unarmored optical fibers that are easily damaged and aged outdoor, our Armored Optical-Fiber Network Cable adopts integrated steel tape armor and full water-blocking protection structure. It fundamentally solves outdoor fiber pain points such as rodent bite failure, mechanical crushing damage and water-damp signal attenuation. Industrial-grade tensile and compression strength supports direct burial laying without additional protective pipes, greatly saving engineering construction costs. Premium low-loss optical core ensures long-term stable zero-delay and zero-loss transmission. All-weather anti-aging and weather resistance design adapts to complex outdoor extreme climates, achieving years of maintenance-free operation. It is the most reliable and cost-effective long-distance communication backbone solution for municipal, industrial and smart engineering projects.
Customer Service
We provide complete product datasheets, structural specification drawings and factory test reports. Our technical team supports pre-sales fiber core type and structure customization, engineering scheme matching, as well as after-sales installation guidance and long-term technical support, ensuring stable long-distance optical transmission performance.

FAQ
Q: What is the core advantage of armored optical cable over ordinary fiber?
A: It adds steel armor physical protection with excellent anti-rodent, anti-crush and tensile performance. It supports direct outdoor burial and adapts to harsh environments where ordinary unarmored fibers are easily damaged.
Q: Can this armored fiber be directly buried underground?
A: Yes. The reinforced armored and waterproof structure fully meets direct burial engineering standards, no need for conduit protection, effectively simplifying construction and reducing costs.
Q: Does armor structure affect optical signal transmission?
A: No. The buffered loose tube design isolates external mechanical stress from the optical core. The armor only provides physical protection without causing any signal loss or transmission interference.
Q: What outdoor environments is it suitable for?
A: It is widely applicable for municipal buried communication, industrial field wiring, rodent-active areas, humid waterlogged terrain and long-distance outdoor backbone transmission scenarios.
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