Medium wall heat shrinkable non tracking tubing for use in MV joints & terminations up to 36kV.

Features and Benefits

  • Non-tracking
  • UV stabilized
  • Flame retardant
  • Exceptional electrical and weathering properties
  • Suitable for outdoor & indoor terminations
  • Shrink ratio: 3:1
  • Continuous operating temperature: -55°C to 125°C
  • Shrink temperature: 120°C min.


  • HD 629.1 S2
  • IEC 60502-4
  • IEC 60055-1
  • IEEE 48-1996
  • Salt fog test IEC 1109

Typical Applications

Medium voltage joints and terminations up to 36kV, bus bar outdoor application, bus bars in harsh environments, e.g. nuclear application


  • Transit
  • Shipboard
  • OEM
  • Power Distribution
  • Industrial Construction/Automation
  • Power Distribution – LV
  • Industrial
  • Petrochem/Pulp & Paper
  • Utility
  • Mining


Select a dimension which will shrink snugly over the application to be covered. If recovery is restricted the resultant wall thickness will be less than specified.

  • Select options:
    • Color: Red-brown (RD-BN)
  • Please specify the product name, order number and options you require
  • Example: CNTT 45/15, red-brown, 150m

Please contact your Customer Service Representative for information on custom colors, sizes, lengths and material data sheet.

Order NumberExpandedRecoveredDelivery Units
Internal Diameter (min) DInternal Diameter (max) dTotal Wall Thickness (nom) WLengths
CNTT 33/1033.01.29910.00.3942.800.1101550
CNTT 45/1545.01.77215.00.5912.800.1101550
CNTT 60/1960.02.36219.00.7483.100.1221550
CNTT 80/2580.03.15025.00.9842.900.1141550