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GJPFJH Multimode Fiber Optic Cable

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  • Core size 50/125
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Core – LSZH Tight Buffer Indoor Fiber Optic Cable (6.0mm)

Model: GJPFJH | Diameter: 6.0mm | Fiber Options: G.652D / G.657A1 / G.657A2


1. Cable Construction

1.1 Structure Overview

  • Tight Buffer Fibers: 6 cores

  • Strength Member: Aramid Yarn

  • Outer Jacket: LSZH

  • Color: Yellow


2. Technical Specifications

Cable Parameters

ItemSpecification
Fiber Count6
Tight Buffer MaterialLSZH
Tight Buffer OD0.9mm (±0.05mm)
Strength MemberAramid Yarn
Outer Sheath MaterialLSZH
Sheath ColorYellow
Cable Diameter6.0mm (±0.3mm)
Cable Weight32 kg/km (±5 kg)
Operating Temperature-20°C ~ +60°C
Storage/Transport Temperature-20°C ~ +60°C
Installation Temperature-20°C ~ +60°C

3. Tight Buffer Fiber Color Code

No.Color
1Blue.       
2Orange
3Green
4Brown
5Grey
6White

4. Optical Fiber Specifications

Single-Mode Fiber Options

ParameterG.652DG.657A1G.657A2
Wavelength1310/1550nm1310/1550nm1310/1550nm
Attenuation (Typical)0.36 / 0.22 dB/km0.36 / 0.220.36 / 0.22
Attenuation (Max)0.50 / 0.400.50 / 0.400.50 / 0.40
Zero Dispersion Slope≤0.091≤0.092≤0.092
Dispersion 1285–1340nm-3.5 ~ +3.5 ps/(nm·km)SameSame
Mode Field Diameter @1300nm9.3 ± 0.4 μm8.8 ± 0.4 μm8.8 ± 0.4 μm
Cutoff Wavelength≤1260nm≤1260nm≤1260nm
Min Bend Radius16mm10mm7.5mm
Cladding Diameter125 ± 1.0 μm125 ± 1.0 μm125 ± 1.0 μm

Multi-Mode Fiber (If applicable)

Fiber Type62.5/12550/125OM3OM4OM5
Wavelength850/1300nm850/1300nm850/1300nm850/1300nm850/953/1300nm
Attenuation (Typ.)3.0 / 1.03.0 / 1.03.0 / 1.03.0 / 1.03.0 / — / 1.0
Attenuation (Max)3.5 / 1.53.5 / 1.53.5 / 1.53.5 / 1.53.5 / — / 1.5
Bandwidth @850nm≥200≥500≥1500≥3500≥3500
Bandwidth @953nm≥1850
Bandwidth @1300nm≥500≥500≥500≥500≥500
Effective Modal BW≥2000≥4700≥4700
10G Ethernet SX≤300≤550≤600
Min Bend Radius30mm30mm7.5mm7.5mm7.5mm
Cladding Diameter125 ± 1.0125 ± 1.0125 ± 1.0125 ± 1.0125 ± 1.0

5. Mechanical & Environmental Performance

Test ItemStandardConditionsAcceptance Criteria
Tensile LoadingIEC 60794-1-E1440N, 1 minΔAtt@1550nm ≤0.1dB, No damage
Crush TestIEC 60794-1-E31000N/100mm, 1 min (×10)ΔAtt ≤0.1dB, No cracking
Impact ResistanceIEC 60794-1-E41m drop, 50g, 5 pointsΔAtt ≤0.1dB
Repeated BendingIEC 60794-1-E6±90°, 0.5kg, 100 cyclesΔAtt ≤0.1dB
Torsion TestIEC 60794-1-E70.5m, 10 minsΔAtt ≤0.1dB
Temperature CycleIEC 60794-1-F1−20°C ↔ +60°C, 12h per step × 2ΔAtt ≤0.1dB

Bending Radius

  • Static: ≥10 × cable OD

  • Dynamic: ≥20 × cable OD
    → For 6.0mm cable:
    • Static ≥ 60mm
    • Dynamic ≥ 120mm


6. Packaging & Marking

ItemDescription
PackagingFumigated wooden drum
Drum Size (1km)650 × 650 × 500 mm
Cable EndsBoth ends inside drum, spare ≥1m
MarkingInkjet print: Brand, Cable Type, Fiber Type, Count, Year, Length
Core size 50/125
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Multimode Fiber Optic Cable
Multimode Fiber Optic Cable