HAPO – Heat Shrink Tubing

Heavy wall, adhesive lined, 3:1 shrink ratio, crosslinked polyolefin heat shrinkable tubing.


HAPO heavy wall, heat shrinkable tubing affords maximum reliability for insulating and sealing electrical connections and terminations, including direct burial, URD, and submersible installations. HAPO is rated for 1kV, 90 degree C continuous use and is internally coated with a dual purpose thermoplastic liner which provides excellent insulating and environmental sealing protection for splices, connections, jacket repairs, and terminations. Excellent abrasion and impact resistance.


  • Shrink Ratio of 3 to 1 - CSA listed
  • Meets ICEA & NEMA insulation thickness standard
  • 9 standard sizes in black only
  • Conforms to ANSI C-119.1
  • Western Underground Guides 2.4, 2.5
  • Standard 4 Ft. Lengths
  • Resistant to common fluids and solvents
  • 600V Rated 1 kV 90˚C continuous use
  • Continuous operating temperature -55˚C to 110˚C
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