InGround Light | TOS (Uni-Tube Single Armor Single Jacket Cable)

Applied in harsh environments with potential mechanical impact: in grounds of all the groups, bogs, unnavigable rivers.


Optical fiber


PBT loose tube filled with water-swellable gel


Water-swellable gel


Armor of zinc-coated steel wires



Reliable protection from serious mechanical impact

Perfect protection from rodents, suitable for duct installation

Reduced weight and size

Efficient design

Resistance to crushing loads from 0.7 kN/cm

Up to 24 fibers

Allowable tensile strength 7 kN
Crush — from 0.7 kN/sm
Fiber count up to 16 up to 24
Cable diameter, mm 9.5 9.7
Cable weight, kg/km 155.8 158.4
Min bending radius, mm 142.5 145.5
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Operation temperature -50°С…+70°С
Installation temperature -30°С…+50°С
Transportation and storage temperature -60°С…+70°С
Minimum bending radius 15x cable diameter
Life time 25 years
Warranty as specified in the supply agreement, min 2 years