Is the 60.4km specification available in stock? Are other specifications offered?

Certainly, the regular specifications are 40.8km, 50.4km, and 60.4km, with the option to customize up to 100km.

Is there room for a price reduction?

Prices are anticipated to rise by 2026. For a more favorable price, purchasing promptly is advisable. Opting for non-standard optical fiber can result in a 20% price reduction.

What is your monthly production capacity?

For available products, we offer approximately 100,000 cores every two weeks. For orders exceeding 1 million cores, please reach out to our sales team to discuss an annual order. Future prices will adjust to spot prices in line with the brand.

Do you have relevant certifications?

We hold ISO certification, environmental certification, CE certification, and more. For specific customization needs, separate applications can be made.

Do you provide DDP price terms?

Absolutely, we are well-versed in DDP terms, offering freight to your destination port (including Poland, Bulgaria, Germany, etc.). Our freight forwarding prices are competitive; please consult our sales team for a detailed quotation.

Flame Retardant LSZH Material G. 657. B3 Singlemode Optical Fiber for Indoor Safety

Name: Flame Retardant LSZH Material G. 657. B3 Singlemode Optical Fiber for Indoor Safety
Brand: Ningbo Fibconet Communication Technology Co., Ltd.
SKU: 2288450645

Zhejiang, ChinaNingbo Fibconet Communication Technology Co., Ltd.

US$43.27

100-999 km

US$42.38

1,000-9,999 km

US$40.52

10,000+ km

Sample price:US$1.00/piece.Request sample

Product profile

Customization

Available

Application

Communication

Type

Single-mode Fiber

Model NO.

G. 657. B3

Connection Structure

Material Shape

Round Wire

Allowed Lateral Pressure

100(N/100mm)<1000(N/100mm)

Allowed Tensile Strength

100N<1000N

Core

Single Core

Certification

RoHS, CE, ISO9001, CCC

Brand

OEM

Sheath Material

Optical Fiber

Product Name

0.26mm

Fiber Waveleng

0.245±0.01

Fiber Tension

0.69 Gpa (100 Kpsi)

Fiber Optic Roll Length

50.4 Km/Roll

Transport Package

Plastic Drum

Specification

50.4 km/roll

Trademark

FIBCONET

Origin

Ningbo, China

HS Code

9001100001

Production Capacity

10 Million Cores/Year

Key features

Ultra-Bend-Resistant Design: G.657.B3 standard with 5mm minimum bending radius for compact spaces.

Flame Retardant LSZH Material: Safe for indoor use with low smoke and zero halogen properties.

High Tensile Strength: Rated at 0.69 Gpa (100 Kpsi) for reliable durability.

FTTH Optimized Performance: Expertly optimized refractive index for Fiber-to-the-Home applications.

Multiple Certification Standards: Compliant with RoHS, CE, ISO9001, and CCC requirements.

Customizable Lengths: Standard rolls up to 60.4km, with custom options available up to 100km.

High Production Capacity: Approximately 100,000 cores available every two weeks.

Flexible Payment Terms: Supports LC, T/T, D/P, PayPal, Western Union, and Money Gram.

Company profile

Experienced TeamQA/QC InspectorsR&D CapabilitiesStandardized Supplier Management

Ningbo Fibconet Communication Technology Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading Company, Group CorporationExport Year: 2017-05-18Nearest Port: Ningbo, ShanghaiAverage Response Time: ≤5.86hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA

AI-Powered supplier vetting

SummaryThe supplier operates in optical communication, electronic, network equipment, fiber, cable, and related product sales, with three production lines and stated outputs for connectors and PLC splitters. It exports through agents and self-operated import/export rights, serving markets across multiple regions, and has four years of export experience. Customization is available from samples, designs, and minor or flexible requirements. Service procedures, corrective actions, complaint handling, and ERP-based process management are documented. However, the supplier has no valid manufacturing-capacity contract with related subcontractors, no overseas warehouse or showroom, no ODM, SDK, 3D design, or recent new-product development capability, and does not provide OEM services for popular brands. The evidence does not establish certifications, financial strength, or customer cases.

Supplier typeThe supplier’s stated business scope covers optical communication equipment, optoelectronic devices, optical fiber, electronic and network equipment, metal products, and wire and cable. It operates three production lines and reports production of connectors and PLC splitters, supporting classification as a manufacturer and supplier in the communications-related product sector.

After-Sales capabilityThe supplier has written procedures and records for service-capability assessment, corrective and preventive actions, and customer complaint handling. However, it lacks overseas warehouse and showroom capabilities, so the evidence supports structured service processes but not comprehensive overseas service infrastructure.

R&D capabilityThe supplier has no available SDK, no 3D software design service, no ODM service, and reported no new products in the past year. ERP integration is established, but the sustainable-development and technical-transformation entries are recorded as zero, indicating limited demonstrated innovation capability.

Production capacityThe supplier operates three production lines, reports output for connectors and PLC splitters, has inventory capacity, and states a one-month average lead time in both peak and off-season periods. Capability controls have weaknesses: there is no valid contract with related subcontractors, no continuous batch quantity reconciliation, and no outsourcing SOP.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, minor customization, and flexible customization. These capabilities are supported by design services, although the supplier does not provide 3D software design or ODM services.

Product Q&A

Q:How does the tensile strength of B3 bare fiber compare to A1 and A2 optical fibers?

All possess a tensile strength of 60N.

Q:How do different brands of B3 optical fibers differ?

Our company's B3 optical fibers offer stable performance and fully comply with the B3 standard's stringent requirements.

Q:What is the packaging specification for each spool of B3 bare fiber?

The packaging measures 40*35*30cm and weighs 4.5KG.

Q:In what scenarios are B3 series optical fibers applied?

B3 series optical fibers are ideal for deployment in ultra-compact spaces and scenarios with frequent bending, including specialized settings like high-density data center cabling, invisible optical cables, and drone cables.

Q:Are there essential specification differences among brands of B3 bare fibers?

We endorse top-brand B3 bare fibers. All products consistently meet B3 standards, with core indicators such as bending rate adhering to the standard, ensuring no fundamental specification differences across brands.