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Single Pair Thermocouple and Extension Wires

High Temperature Fiberglass Insulated Parallel Construction

  • Excellent for high temperature applications up to 900°F for Fiberglass, 1475°F for High Temperature Fiberglass and 2550°F for Ceramic Fiber.
  • Suitable for use at normal air ambient temperatures where there is a possibility of a hot spot which might damage lower rated cables such as PVC or PFA
  • We offer a wide variety of constructions from simple lapped and Fibreglass braided to stainless steel braided types in virtually all the thermocouple combinations
High Temperature Fibreglass Parallel Twin 
One pair of solid conductors. Cores double HT glass fibre lapped, braided and varnished. Pair Parallel, glass fibre braided and varnished.

Stock Number C76 C77 C70
Wire Type (number of strands x AWG)   Solid Solid Solid
Wire Size - AWG   24 20 16
Insulation   High Temp Fibreglass
Number of Pairs   1
Conductor Configuration   Parallel
Shielded   No
Insulation   High Temp Fibreglass
ºF   +1472
ºC   +800
Color Coding   Yes
Abrasion Resistance   Fair
Moisture Resistance   Fair
Typical Weight (lbs/1000ft)
excl reel
  2 4 9
Diameter under Armor (inches)  
Diameter over Armor (inches)  
inches   0.08" x 0.12" 0.08" x 0.12" 0.16" x 0.24"
mm     2x3 2x3 4x6
Popular Order Codes

C76KX, C76JX, C76NX

C77KX, C77NX, C77RCA

C70KX, C70TX, C70JX, C70RCA


All dimensions are approximate
Impregnation retained up to 350°F.
Above this temperature the integrity of the cable is maintained to the upper insulation rating limit provided the cable is not flexed particularly when cold.

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Additional Information

If your enquiry is for more than one style of Wire, please email us with your requirements or use the box below

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