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Single-Conductor Permanent Downhole Instrumentation Cable


Permanent downhole cable

Signal transmission from downhole tools

Power supply to downhole tools

Cable side view
Copper conductor
The 1st insulation layer
The 2nd insulation layer
Stainless steel tube
Outer jacket
Cable cut view


Temperature rating +90°C
Minimum installation temperature -40°C -40°F
Cable dimensions (square encapsulation) 11.0x11.0 mm 0.433x0.433 in
Copper conductor section 0.5 - 2.5 mm2 20 AWG - 13 AWG
Minimum bending radius (no load) x 20D

Other options available upon request.


  • High resistance to aggressive environments
  • Full compatibility with standard fittings
  • Square shape — secure attachment to oil-well tubing

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