Orange Heat Shrink Tubing 2:1 — Wire Wrap Sleeving Ø 1mm to 40mm
Orange Heat Shrink Tubing 2:1 — Wire Wrap Sleeving Ø 1mm to 40mm
Orange Heat Shrink Tubing 2:1 — Wire Wrap Sleeving Ø 1mm to 40mm
Orange Heat Shrink Tubing 2:1 — Wire Wrap Sleeving Ø 1mm to 40mm
Orange Heat Shrink Tubing 2:1 — Wire Wrap Sleeving Ø 1mm to 40mm
Orange Heat Shrink Tubing 2:1 — Wire Wrap Sleeving Ø 1mm to 40mm
Orange Heat Shrink Tubing 2:1 — Wire Wrap Sleeving Ø 1mm to 40mm
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Orange Heat Shrink Tubing 2:1 — Wire Wrap Sleeving Ø 1mm to 40mmOrange Heat Shrink Tubing 2:1 — Wire Wrap Sleeving Ø 1mm to 40mmOrange Heat Shrink Tubing 2:1 — Wire Wrap Sleeving Ø 1mm to 40mmOrange Heat Shrink Tubing 2:1 — Wire Wrap Sleeving Ø 1mm to 40mmOrange Heat Shrink Tubing 2:1 — Wire Wrap Sleeving Ø 1mm to 40mmOrange Heat Shrink Tubing 2:1 — Wire Wrap Sleeving Ø 1mm to 40mmOrange Heat Shrink Tubing 2:1 — Wire Wrap Sleeving Ø 1mm to 40mm

Orange Heat Shrink Tubing 2:1 — Wire Wrap Sleeving Ø 1mm to 40mm

HomeDIYer
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By HomeDIYer®

Price:
$6.87 USD
Stock:
In stock (500 units), ready to be shipped

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Description

Orange Heat Shrink Tubing 2:1 — Reliable Wire Protection from 1mm to 40mm

Exposed wire splices, bare terminals, and unprotected connectors are a leading cause of electrical failures in automotive, marine, and DIY projects. Whether you're rewiring a trailer harness, bundling cables in a control panel, or protecting a home repair splice, having the right orange heat shrink tubing on hand makes the difference between a lasting fix and a recurring problem.

This 2:1 heat shrink tubing is made from flame-retardant polyolefin and is available in diameters from 1mm to 40mm (≈3/64" to 1-9/16") and lengths from 1m (≈3.3 ft) to 100m (≈328 ft). Each roll provides a clean, continuous sleeve that shrinks to approximately half its expanded diameter when heat is applied — no adhesives, no mess.

Typical use cases include automotive wiring harness repair, marine cable bundling, electrical panel wire management, and DIY home wiring projects where a durable, color-coded wire wrap heatshrink sleeve is needed for quick identification and insulation.

🔵 Compatibility: Fits standard round wire, cable bundles, terminals, and connectors. Verify the expanded (pre-shrink) diameter is larger than your wire bundle before ordering. The 2:1 ratio means the recovered diameter is approximately half the listed size.

✅ Key Features of These Orange Heat Shrink Tubes

  • 🔥2:1 Shrink Ratio — Shrinks to approximately half its expanded diameter, providing a snug, form-fitting seal around wire bundles and connectors without gaps or loose ends.
  • 🧱Flame-Retardant Polyolefin — Made from self-extinguishing polyolefin material that resists ignition and slows flame spread, meeting the safety expectations of automotive and industrial wiring environments.
  • 📏Wide Size Range (1mm–40mm) — Covers everything from fine instrument wires to large cable bundles, so you can source the right diameter for each application without switching suppliers.
  • 🎨Orange Color Coding — The orange color serves as a visual identifier for high-voltage circuits in hybrid and EV wiring, and stands out clearly in crowded wire harnesses for faster troubleshooting.
  • 🌡️Broad Temperature Tolerance — Rated for continuous use across a wide temperature range after shrinking, making it suitable for under-hood automotive use, outdoor enclosures, and marine environments.
  • ✂️Cut-to-Length Flexibility — Available in rolls from 1m to 100m, so you can cut exactly what you need for each splice or run — ideal for both single repairs and large wiring harness projects.

📐 Technical Specifications — Orange Heat Shrink Tubing

Product Type Heat Shrink Tubing / Wire Sleeving
Color Orange
Shrink Ratio 2:1
Material Flame-retardant polyolefin
Available Diameters 1mm, 1.5mm, 2mm, 2.5mm, 3mm, 3.5mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 12mm, 14mm, 16mm, 20mm, 25mm, 30mm, 40mm
Available Lengths 1m, 2m, 4m, 5m, 10m, 20m, 25m, 50m, 100m
Shrink Temperature Typically 120°C (248°F)
Operating Temperature (post-shrink) Typically -55°C to +125°C (-67°F to +257°F)
Recovered Diameter Approximately 50% of listed (expanded) diameter
Flame Retardancy Self-extinguishing (polyolefin standard)
Typical Applications Automotive wiring, marine cables, electrical panels, DIY wire repair
Country of Origin See variant options
⚠️ Note: Diameter listed is the expanded (pre-shrink) size. Always confirm your wire bundle's outer diameter before selecting a size. Contact us to confirm exact wall thickness or recovered diameter for critical applications.

❓ Frequently Asked Questions

How do I choose the right diameter for my wires?

Measure the outer diameter of the wire bundle or connector before shrinking. The tubing's recovered (shrunken) diameter should be smaller than your wire diameter, while the supplied (expanded) diameter should be larger. As a general rule, choose a size where the expanded diameter is at least 20% larger than your bundle. For example, a 4mm wire bundle typically works well with 6mm or 8mm tubing.

What shrink ratio does this tubing use?

This tubing uses a 2:1 shrink ratio, meaning it shrinks to approximately half its original expanded diameter when heat is applied. For example, a 10mm tube will shrink down to roughly 5mm.

What temperature is needed to shrink this tubing?

This polyolefin heat shrink tubing generally activates at around 70–90°C (158–194°F) and fully shrinks at approximately 120°C (248°F). A heat gun is recommended for even, controlled shrinkage. A lighter can work in a pinch but may cause uneven results or scorching.

Is this heat shrink tubing suitable for outdoor or marine use?

This tubing is made from flame-retardant polyolefin and generally provides good resistance to moisture, UV exposure, and mild chemicals, making it suitable for many outdoor and automotive applications. For fully waterproof connections, consider adhesive-lined (3:1) heat shrink tubing instead.

Can I use this tubing in automotive wiring applications?

Yes. This orange heat shrink tubing is commonly used in automotive wiring harnesses, trailer wiring, and car audio installations. The orange color also serves as a visual identifier for high-voltage circuits in hybrid and EV applications.

How much tubing do I need for my project?

Measure the total length of wire runs or splice points you need to cover, then add 10–15% for trimming and overlap. For small repairs, a 1m or 2m roll is typically sufficient. For wiring harnesses or larger installations, 10m–25m rolls offer better value per meter.

What is the operating temperature range after shrinking?

Polyolefin heat shrink tubing of this type typically operates continuously between -55°C and +125°C (-67°F to +257°F) after shrinking, making it suitable for most automotive, industrial, and household electrical environments.

🛒 Select your size and length above, then add to cart — ships from our US warehouse.

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