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← Back to Indoor Tight Buffered LSZH Fibre Optic Cable
Cable Specification Sheet IEC 60794-2 · Rev 01 · 2026-06

Indoor Tight Buffered LSZH Fibre · 12 fibre

Ordering reference  Indoor Tight Buffered LSZH Fibre · 12 fibre

IEC 60794-2 Indoor Tight Buffered LSZH Fibre

Application

Building backbones · Data rooms · Telecom closets · Indoor fibre distribution

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Indicative fibre-optic loose-tube construction — not to scale

Construction

  1. 1
    Optical fibresColour-coded singlemode/multimode fibres
  2. 2
    Loose tubeGel-filled buffer tube
  3. 3
    Strength memberCentral FRP / steel rod
  4. 4
    Aramid yarnWater-blocking + aramid strength
  5. 5
    ArmourSteel wire armour
  6. 6
    SheathLSZH indoor jacket

Technical parameters

Fibre typeOM4
Fibre count12 fibre
Cable design12 fibre OM4 Tight-buffered distribution cable
InstallationIndoor riser, tray and equipment-room routes
Strength memberAramid yarn strength member
ProtectionNon-armoured dielectric construction
Sheath / jacketLSZH indoor jacket
Optical attenuation3.0 dB/km at 850 nm, 1.0 dB/km at 1300 nm max
Tensile load600 N to 1000 N installation load guide
Crush resistance1000 N/100 mm guide
OD guide8.8 mm
Construction design12 fibre OM4 Tight-buffered distribution cable
Conductor materialOptical fibre element
Operating temperature−15 °C to +90 °C
Cable weight65 kg/km
Bend radius15 x OD during installation / 10 x OD installed

Ratings & materials

StandardIEC 60794-2
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