What Is Raychem DR-25 Heat Shrink and When Should You Use It?

Raychem DR-25 is a premium heat shrink tubing used as the outermost layer of high-end wiring looms.


Does DR-25 Have Adhesive?

👉 No

DR-25 is:

  • Flexible
  • Non-adhesive
  • Designed for outer protection

What Is DR-25 Used For?

DR-25 is typically used as the:
👉 outermost layer of a wiring loom

It provides protection from:

  • Abrasion
  • Heat
  • Fluids and oils
  • Environmental exposure

Yellow Label vs White Label — What’s the Difference?

According to TE Connectivity:
👉 They are identical products

The only difference:

  • Yellow label has yellow lettering → USA market
  • White label has white lettering → UK market

Which One Is Better?

👉 Neither — it’s purely preference 

Choose based on:

  • appearance
  • availability
  • cost

Should You Use DR-25 on All Looms?

👉 Not always

If you are not concentrically twisting your loom:

  • There are better alternatives available (fiberglass sleeving for exmaple)

Final Thoughts

DR-25 is best suited for:

  • Concentrically twisted looms
  • Professional builds
  • High-end applications
  • Maximum durability