2.0/3.0mm Duplex Figure-8 Indoor Optical Cable (Duplex Flat Patch Cord Cable)
The 2.0/3.0mm duplex figure-8 optical cable integrates two tight-buffered fibers in a symmetrical 8-shape structure, reinforced with aramid yarn and coated with an eco-friendly outer sheath.
Subcategory:
Indoor Cable
Product Description
The 2.0/3.0mm duplex figure-8 optical cable integrates two tight-buffered fibers in a symmetrical 8-shape structure, reinforced with aramid yarn and coated with an eco-friendly outer sheath. It is lightweight and easy to strip.
Product Description (Revised)
The 2.0/3.0mm duplex figure-8 flat patch cord cable integrates two tight-buffered fibers in a symmetrical 8-shape structure, reinforced with aramid yarn and extruded with an eco-friendly outer sheath. It is lightweight and easy to strip, supporting direct termination or patch cord fabrication. Widely used in data centers, 5G fronthaul and premise cabling, it provides dual-channel low-loss synchronous transmission, acting as a core transmission medium for high-density, rapid optical network deployment.
Product Features (Revised)
● Slim and lightweight, easy to route through bends and ducts
● Aramid yarn strength member features high tensile strength, excellent flexibility and breakage resistance
● All-dielectric & metal-free structure ensures zero electromagnetic interference and wide compatibility
Application (Revised)
● Patch cords for cabinet interconnection in equipment rooms
● Direct server connections in data centers
● Pigtails for FTTx terminal boxes

Structure & Material of Duplex Flat Patch Cord Cable/Duplex Fiber Cable
Item | Material |
| Fiber | G.652D (B1.3), G.657A1 (B6a1), G.657A2 (B6a2), 50/125μm (A1a), 62.5/125μm (A1b), etc. |
| Tight buffer | PVC, LSZH, Nylon, Hytrel, etc. |
| Strength member | Aramid yarn |
| Outer sheath | PVC, LSZH, TPU, etc. |
| Color | Customizable |
Mechanical Properties of Duplex Flat Patch Cord Cable/Duplex Fiber Cable
Cable Specification | Tight Buffer OD (mm) | Cable Dimension (mm) | Tensile Strength (N) | Crush Resistance (N/100mm) | Bending Radius (B6) (mm) | Bending Radius (Others) (mm) | ||||
| Long-term | Short-term | Long-term | Short-term | Static | Dynamic | Static | Dynamic | |||
| Φ3.0mm | 0.9±0.05 | (2.85/5.80)±0.10 | 120 | 225 | 100 | 500 | 15 | 30 | 30 | 60 |
| Φ2.0mm | 0.9±0.05 | (1.95/4.00)±0.10 | 90 | 150 | 100 | 500 | 15 | 30 | 30 | 60 |
| Φ1.8mm | 0.6±0.05 | (1.80/3.70)±0.10 | 90 | 150 | 100 | 500 | 15 | 30 | 30 | 60 |
| Φ1.6mm | 0.6±0.05 | (1.65/3.50)±0.10 | 60 | 120 | 100 | 500 | 15 | 30 | 30 | 60 |
Fiber Characteristics
Fiber Type | Attenuation (Max) (dB/km) | Bandwidth (Min) (MHz·km) | ||||
| 850nm | 1300nm | 1310nm | 1550nm | 850nm | 1300nm | |
| SMF (B1.3, B6) | - | - | 0.40 | 0.30 | - | - |
| MMF (A1a) | 3.5 | 1.5 | - | - | 200~800 | 200~1200 |
| MMF (A1b) | 3.5 | 1.5 | - | - | 160~800 | 200~1000 |
Environmental Performance of Duplex Flat Patch Cord Cable/Duplex Fiber Cable
Transportation & Storage Temperature | Installation Temperature | Operation Temperature | Remarks |
| -20℃ ~ +60℃ | -10℃ ~ +50℃ | -20℃ ~ +60℃ | RoHS Compliant |
Professional Terms Explanation
Tight-buffered fiber: Optical fiber with tight buffer structure, convenient for indoor cabling and termination
Aramid yarn: High-strength tensile reinforcing material
LSZH: Low Smoke Zero Halogen, flame-retardant and eco-friendly sheath material
FTTx: Fiber to the x (fiber to the building/home/terminal)
5G Fronthaul: 5G fronthaul network
SMF: Single-mode Fiber; MMF: Multi-mode Fiber
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2.0/3.0mm Duplex Figure-8 Indoor Optical Cable (Duplex Flat Patch Cord Cable)
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