Description

Specifications
Model / Part Number D1149‑ID4F77A2WT
Product Type 4‑Core Indoor Drop Single‑Mode Fiber Optic Cable
Fiber Type Single‑mode OS2, compliant with ITU‑T G.657A2
Core Count 4 fibres
Strength Member Steel wire strength member
Jacket / Sheath Material LSZH (Low Smoke Zero Halogen)
Sheath Colour White
Applications Indoor drop installations (e.g., FTTx, MDUs)
Optical Attenuation @1310 nm ≤ 0.35 dB/km before cabling
Optical Attenuation @1550 nm ≤ 0.21 dB/km before cabling
Cable Cut‑off Wavelength (λcc) ≤ 1260 nm
Macro‑bend Loss e.g., 10 turns Φ30 mm @1550 nm ≤ 0.03 dB
Cladding Diameter 125 µm ± 1 µm
Fiber Count (Physical Format) 4 fibres, bend‑insensitive type (G.657A2)
Maximum Tensile Load (Short Term) ≥ 220 N
Crush Resistance 1000 N/100 mm
Minimum Bending Radius (Installation) 30 mm
Minimum Bending Radius (Operation) 15 mm
Operating Temperature Range –20 °C to +60 °C
Installation / Storage Temp Range –20 °C to +60 °C
Design Life Approx. 30 years
Compliance / Standards ITU‑T G.657A2, IEC 60793‑1, IEC 60794‑2‑21, Telcordia GR‑20

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