• Belden-MLT-Cable

Multi-Loose Tube Fiber Cable

Belden's Multi-Loose Tube (MLT) Cables are ideal for indoor/outdoor applications, including use in conduit, direct burial, lashed aerial and trunking. Their designs utilize 250 µm, ranging in fiber counts from 2 to 288. Standard offerings include plenum, riser and outside plant (OS) ratings with the option of aluminum interlocked armor or steel corrugated armor. Now offering RailTuff Fiber Optic Cable, designed specifically for enhanced safety and fire protection for transportation applications.

Features & Benefits

  • Application Flexibility: Select constructions meet Oil Res I & II ratings, perform at low temperature down to -55°C, and meet ABS approvals for marine applications
  • Easy Installation: All-dielectric designs eliminate the need for grounding
  • Greater Efficiency: Save space and enable easier installation with multi-fibers per tube
  • Reduce Labor Costs: 250 µm fiber design facilitates mass fusion splicing
  • Ruggedized Options: Aluminum interlocked and steel corrugated armor offerings remove the need for conduit and increase crush resistance

Single-jacket, multi-loose tube cables
TypeArmor Type Rating Tech Data
Single-jacket, All DielectricNon-armoredOSP, CMRProduct Detail
Single-jacket, Single ArmorSteel CorrugatedOSPProduct Detail

double-jacket, multi-loose tube cables
  • Factory
  • Marine
  • Transit
  • Tray


Factory Grade: Riser Rated - UV and ozone resistant cable designed for light to medium factory floor environments.


For more information, view the family technical data.


Marine Grade: ABS Approved, LSZH Jacketed Gel Tube Fiber Optic Cable


For more information, view the family technical data.

Marine Grade: single jacket all dielectric

Marine Grade: double jacket bronze braid armor


DataTuff Fiber Optic Tray Cable: Indoor/Outdoor Riser Rated Harsh Environment Fiber Optic Cable with Oil Res 1 & 2.


For more information, view the family technical data.
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