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​Providing endless applications for insulation, marking, strain relief and mechanical protection.

Shawcor's single-wall heat shrink tubing insulates, provides strain relief and protects against mechanical damage and abrasion. Our tubing comes in a wide range of sizes, colors and materials, varying by product family.

All of our products are RoHS-compliant and meet common industry standards including UL, CSA and SAE AS23053. There are many product options depending on the application requirements. Important criteria to consider are:

  • Operating Temperature: Ranging from -55C to 135C
  • Shrink Ratio: 2:1, 3:1 or higher
  • Flammability Resistance: Non-flame-retardant and flame-retardant options available
  • Flexibility: Semi-rigid, flexible or highly flexible
  • Shrink Temperature: Low shrink temperatures available for application on sensitive components
  • Color: Clear, black, white, yellow, red, orange, blue, green, purple, brown and custom color requests
  • Sizes: From 3/64" to 5"


The DERAY®-I is an universal high performance heat shrink tubing with excellent physical and mechanical properties. It is used for mechanical protection and for terminal strain relief and wire bundling.



The DERAY®-LSB is a low shrink temperature tubing. It is used to cover sensitive electronic components.


CPX 100

The CPX 100 is a multi-purpose heat shrink tubing resistant to common fluids and solvents. The typical applications vary from electrical insulation of wire splices and terminals to strain relief of wire terminations and protecting components from abrasion and fluids.


CPX 876

The CPX 876 is specially designed to insulate in-line splices and to protect and bundle small wire harnesses.


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