Small Radius Bend Fiber Optic Cable - Mill Direct
Supplier's customization ability
- Drawing-based customization
- Sample-based customization
- Full customization
Minimum order quantity: 1 kilometers
Shipping total: To be negotiated
- Lead time:
- confirmed with the quotation
- Packaging:
- standard export packing
- Samples:
- available on request
Product details
Technical Specifications of Small Radius Bend Fiber Optic Cable
| Property | Parameter | Description |
|---|---|---|
| Product Name | Small Radius Bend Fiber Optic Cable | Bend-insensitive fiber optic cable designed for tight routing and confined spaces |
| Fiber Type | G.657.A1 / G.657.A2 / G.657.B3 | ITU-T compliant bend-insensitive single-mode fiber; G.657.B3 supports minimum bend radius of 5 mm |
| Standard Compliance | ITU-T G.657, IEC 60793-2-50, IEC 60794-1 | Meets international standards for bend-insensitive optical fiber and cable performance |
| Minimum Bend Radius | 5 mm – 15 mm (operational) | G.657.A1: 10 mm; G.657.A2: 7.5 mm; G.657.B3: 5 mm at specified attenuation limits |
| Attenuation | ≤ 0.4 dB/km @ 1310 nm; ≤ 0.3 dB/km @ 1550 nm | Per ITU-T G.657; bend-induced attenuation minimized at tight radii |
| Macrobend Loss | ≤ 0.1 dB (G.657.A2) / ≤ 0.03 dB (G.657.B3) @ 1550 nm, 1 turn, 15 mm radius | Significantly lower than standard G.652.D fiber under equivalent bend conditions |
| Core / Cladding Diameter | 9 µm / 125 µm | Standard single-mode geometry; compatible with G.652.D fiber for splicing and connectivity |
| Coating Diameter | 245 µm ± 5 µm | Dual-layer UV-cured acrylate coating for mechanical protection and handling ease |
| Cable Outer Diameter | 1.6 mm – 6.0 mm (simplex/duplex/bundle) | Available in micro-cable, drop cable, and distribution cable configurations |
| Jacket Material | LSZH / PVC / HDPE | Low Smoke Zero Halogen (LSZH) preferred for indoor; HDPE for outdoor applications |
| Tensile Strength | ≥ 100 N (short-term); ≥ 60 N (long-term) | Per IEC 60794-1-2 Method E1; aramid yarn or FRP strength members used |
| Operating Temperature | -20°C to +70°C (indoor); -40°C to +70°C (outdoor) | Extended range available for harsh environment deployments |
| Application | FTTH/FTTB drop wiring, in-building riser, MDU, data center, conduit routing | Ideal for tight-space installations where conventional cable would exceed bend limits |
| Certification | UL, RoHS, REACH, CE, ISO 9001 | Compliance documentation available upon request; UL listing for applicable jacket types |
| Packaging | Wooden drum / plastic reel: 500 m, 1000 m, 2000 m standard lengths | Custom lengths and reels available; drum labeled with OTDR test data |
| MOQ | 500 m per specification | OEM and custom configurations negotiable for volume orders |
Small Radius Bend Fiber Optic Cable - Mill Direct
Our small radius bend fiber optic cable is engineered for demanding installations where tight routing paths, confined spaces, and sharp corners are unavoidable. As a mill-direct manufacturer, we supply high-performance bend-insensitive fiber optic cables to telecom operators, data center integrators, FTTH contractors, and enterprise network builders worldwide. The growing global demand for high-density, space-efficient cabling solutions has made small radius bend fiber optic cable an essential component in modern infrastructure deployments. Whether you are designing a large-scale data center, upgrading a residential broadband network, or managing complex in-building distribution systems, our cables deliver consistent optical performance even at bending radii as tight as 5mm. With full control over the manufacturing process from fiber drawing to final jacketing, we ensure every reel meets international standards while offering competitive mill-direct pricing, rapid lead times, and flexible order quantities to support projects of any scale.
What is Small Radius Bend Fiber Optic Cable?
Small radius bend fiber optic cable, also known as bend-insensitive or low-bend-loss fiber optic cable, is a specialized optical fiber cable designed to maintain signal integrity when routed around tight corners or through narrow conduits. Unlike conventional single-mode or multimode cables, these cables utilize advanced trench-assisted or nanostructured fiber designs compliant with ITU-T G.657 or OM3/OM4 standards. They are widely used in FTTH drop installations, plenum spaces, riser shafts, patch panels, and any environment where conventional cables would suffer unacceptable signal attenuation due to bending stress.
Small Radius Bend Fiber Optic Cable Supply & Manufacturing Process
Our mill-direct supply chain begins with precision fiber drawing using premium-grade preforms, followed by coating, cabling, and jacketing processes conducted in ISO-certified cleanroom environments. Each production batch undergoes strict quality controls including OTDR testing, attenuation measurement, and bend performance verification. Cables are assembled with UV-resistant, flame-retardant jacket materials (LSZH, PVC, or plenum-rated options) and wound onto standardized reels. Our vertically integrated manufacturing allows us to fulfill custom orders for jacket color, length, connector type, and armoring with lead times as short as 7–15 business days.

Small Radius Bend Fiber Optic Cable Technical Specifications
Our small radius bend fiber optic cables are available in single-mode (G.657A1/A2/B2/B3) and multimode (OM3/OM4/OM5) variants. Key performance parameters include:

- Minimum bend radius: 5mm (G.657B3) to 15mm (G.657A1) during installation
- Attenuation at 1310nm/1550nm: ≤0.35dB/km / ≤0.20dB/km
- Macrobend loss at 15mm radius (1550nm): ≤0.03dB/turn
- Operating temperature range: -40°C to +70°C
- Fiber count options: 1, 2, 4, 6, 8, 12, 24, 48, 96 fibers
- Jacket material: LSZH / PVC / OFNP plenum-rated
- Cable diameter: 2.0mm – 12.0mm depending on fiber count and armoring
- Tensile strength: 300N – 2700N (standard to armored versions)
- Compliance: ITU-T G.657, IEC 60793, TIA-568, RoHS
Get a Competitive Quote for Small Radius Bend Fiber Optic Cable
Partner with our mill-direct team to access premium small radius bend fiber optic cable at factory pricing. We support bulk orders, project-specific custom configurations, and OEM private-label requirements with consistent quality assurance, fast dispatch, and global logistics support. Whether you need a single reel for evaluation or a full project supply, we are ready to respond within 24 hours.
- 24/7 customer support available
- Free samples for quality evaluation
- Bulk supply with stable mill-direct inventory
- Expert guidance on cable selection, installation, and compliance
- Custom jacket colors, lengths, and connector terminations available
- Global shipping with full documentation (test reports, certifications)
Contact us today to get your free quote within 24 hours!
