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3M™ Solutions for High Performance Wire Harnesses


3M solutions offer a variety of products to protect wire harnesses in harsh environments and to help make the harness manufacturing process more efficient. 3M offers Heat Shrink & Tubing, Conductive & Insulating Tapes, Resins, Vinyl Tape & Mastics, Terminals, Connectors, Cable Ties, Wire I.D.s and Cold Shrink Insulators.

Wire harnesses face a variety of challenges including high temperatures, abrasion, and exposure to such elements as water, diesel, and crude oil. These challenges require a partner like 3M to provide the necessary technical support, variety of solutions and long-lasting service.

3M™ products can be used in several different applications in wire harness assembly

Heat Shrink & Tubing

3M offers durable Heat Shrink Tubing which protects a wide variety of applications in extreme conditions.

  • Insulating
  • Bundling
  • Labeling
  • Protecting

Conductive & Insulating Tapes

3M™ Insulating and Conductive Tapes are made from a broad range of backings and adhesives for demanding applications.

  • Insulating
  • Sealing
  • Protecting
  • Mechanical and chemical protection
  • Bundling
  • Shielding
  • Labeling


3M™ Scotchcast™ Electrical Liquid Resins are a two-part, 100% solid, electrical-grade system with easy mixing ratios and a wide range of flexibility and viscosity.

  • Insulating
  • Sealing
  • Chemical resistance

Vinyl Tape & Mastics

3M invented vinyl electrical for multiple tape solutions with reliable mechanical protection, environmental sealing and electrical insulation integrity. 3M also offers self-fusing mastic insulation for insulating and sealing odd shapes.



Terminals, Connectors, Cable Ties & Wire I.D.

3M solutions make managing wire and cable segments easier and more effective. These solutions include a wide range of 3M™ Terminals and Wire Connectors plus tough 3M™ Cable Ties and Durable 3M™ Identification Systems.

  • Bundling
  • Connecting
  • Labeling

Cold Shrink Insulators

These tubular sleeves form a dynamic, compressive environmental seal with little training and no tools or heat.

  • Insulating
  • Sealing


  • Harsh environments

See also:
3M Solutions for High Performance Wire Harnesses (.pdf) for more product information, specifications, applications and ordering information.

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