2:1 Heat Shrink Tubing – φ6mm & φ6.5mm, 7 Colors, 1–10 Meter Rolls
2:1 Heat Shrink Tubing – φ6mm & φ6.5mm, 7 Colors, 1–10 Meter Rolls
2:1 Heat Shrink Tubing – φ6mm & φ6.5mm, 7 Colors, 1–10 Meter Rolls
2:1 Heat Shrink Tubing – φ6mm & φ6.5mm, 7 Colors, 1–10 Meter Rolls
2:1 Heat Shrink Tubing – φ6mm & φ6.5mm, 7 Colors, 1–10 Meter Rolls
2:1 Heat Shrink Tubing – φ6mm & φ6.5mm, 7 Colors, 1–10 Meter Rolls
2:1 Heat Shrink Tubing – φ6mm & φ6.5mm, 7 Colors, 1–10 Meter Rolls
2:1 Heat Shrink Tubing – φ6mm & φ6.5mm, 7 Colors, 1–10 Meter Rolls
2:1 Heat Shrink Tubing – φ6mm & φ6.5mm, 7 Colors, 1–10 Meter Rolls
2:1 Heat Shrink Tubing – φ6mm & φ6.5mm, 7 Colors, 1–10 Meter Rolls
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2:1 Heat Shrink Tubing – φ6mm & φ6.5mm, 7 Colors, 1–10 Meter Rolls2:1 Heat Shrink Tubing – φ6mm & φ6.5mm, 7 Colors, 1–10 Meter Rolls2:1 Heat Shrink Tubing – φ6mm & φ6.5mm, 7 Colors, 1–10 Meter Rolls2:1 Heat Shrink Tubing – φ6mm & φ6.5mm, 7 Colors, 1–10 Meter Rolls2:1 Heat Shrink Tubing – φ6mm & φ6.5mm, 7 Colors, 1–10 Meter Rolls2:1 Heat Shrink Tubing – φ6mm & φ6.5mm, 7 Colors, 1–10 Meter Rolls2:1 Heat Shrink Tubing – φ6mm & φ6.5mm, 7 Colors, 1–10 Meter Rolls2:1 Heat Shrink Tubing – φ6mm & φ6.5mm, 7 Colors, 1–10 Meter Rolls2:1 Heat Shrink Tubing – φ6mm & φ6.5mm, 7 Colors, 1–10 Meter Rolls2:1 Heat Shrink Tubing – φ6mm & φ6.5mm, 7 Colors, 1–10 Meter Rolls

2:1 Heat Shrink Tubing – φ6mm & φ6.5mm, 7 Colors, 1–10 Meter Rolls

HomeDIYer
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By HomeDIYer®

Price:
$1.35 USD
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In stock (500 units), ready to be shipped

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Description

2:1 Heat Shrink Tubing for Wire Insulation, Cable Repair & Electrical Protection

Loose wire ends, exposed splices, and bare connectors are a safety hazard in any electrical project — whether you're rewiring a car, tidying up a home workshop, or finishing a marine installation. This 2:1 heat shrink tubing gives hobbyists, auto technicians, and electricians a clean, reliable way to insulate and protect wiring without tape that unravels or connectors that corrode over time.

Each roll is made from flexible polyolefin and is available in two inner diameters — φ6mm (≈0.24") and φ6.5mm (≈0.26") — with a 2:1 shrink ratio that reduces the tubing to roughly half its original diameter when heat is applied. Choose from seven colors (Black, White, Red, Green, Yellow, Blue, Transparent) and four roll lengths: 1 metre (≈3.3 ft), 2 metres (≈6.6 ft), 5 metres (≈16.4 ft), and 10 metres (≈32.8 ft).

Typical applications include automotive wire harness repair and color-coded circuit identification, DIY electronics projects where neat cable management matters, and outdoor or marine wiring runs where moisture resistance is needed. Long-tail use cases like heat shrink tubing for car wiring, electrical wire sleeve for connectors, and polyolefin shrink wrap for cable bundles are all well served by this product.

🔌 Compatibility: Fits wire bundles with an outer diameter up to approximately 5mm (φ6mm tubing) or 5.5mm (φ6.5mm tubing). Shrinks with a standard heat gun at approximately 120°C (248°F). Compatible with copper, aluminum, and stranded wire types.
⚠️ Sizing tip: Always measure the outer diameter of your wire or bundle before selecting a variant. If you are unsure, contact us to confirm the best fit for your application.

✅ Key Features of These 2:1 Polyolefin Heat Shrink Tubing Sleeves

  • 🔥Reliable 2:1 Shrink Ratio — Shrinks to approximately half its inner diameter, creating a snug, form-fitting sleeve around wire splices, connectors, and cable ends for heat shrink tubing for wire insulation applications.
  • 🎨7-Color Assortment — Black, White, Red, Green, Yellow, Blue, and Transparent options make color-coded circuit identification straightforward in multi-wire harnesses and automotive wiring projects.
  • 📏Two Diameter Options — φ6mm (≈0.24") and φ6.5mm (≈0.26") inner diameters cover a range of wire gauges, from individual conductors to small bundled cables, without needing to stock multiple product lines.
  • 🌊Moisture & Abrasion Resistance — Polyolefin construction resists moisture ingress, mild chemicals, and surface abrasion, making this electrical wire sleeve suitable for automotive, outdoor, and light marine environments.
  • ✂️Cut-to-Length Flexibility — Rolls of 1m, 2m, 5m, and 10m let you cut exactly what you need for each job, reducing waste on small repairs while offering economy for larger cable management projects.
  • ⚡Electrical Insulation Performance — Provides a consistent dielectric barrier over soldered joints, butt connectors, and exposed conductors, reducing the risk of short circuits in polyolefin shrink wrap for cable bundles installations.

📐 Technical Specifications — Heat Shrink Tubing

Material Polyolefin
Shrink Ratio 2:1
Inner Diameter (before shrink) φ6mm (≈0.24") / φ6.5mm (≈0.26")
Inner Diameter (after shrink) Typically ≈3mm / ≈3.25mm
Available Lengths 1m (≈3.3 ft) / 2m (≈6.6 ft) / 5m (≈16.4 ft) / 10m (≈32.8 ft)
Available Colors Black, White, Red, Green, Yellow, Blue, Transparent
Activation Temperature Typically 70–90°C (158–194°F)
Full Shrink Temperature Typically ≈120°C (248°F)
Operating Temperature Range Generally −55°C to +125°C (−67°F to +257°F)
Wall Thickness (after shrink) See variant options
Voltage Rating Contact us to confirm
Applicable Wire Gauge Typically AWG 4–10 (varies by insulation thickness)
Recommended Tool Heat gun (lighter usable; results may vary)

❓ Frequently Asked Questions

How do I choose the right diameter for my wire?

Measure the outer diameter of the wire or bundle you need to cover. Choose a tubing inner diameter that is larger than the wire but no more than twice as large — this ensures a snug fit after shrinking. For example, φ6mm tubing typically suits wire bundles up to about 5mm (≈0.20") in diameter, while φ6.5mm suits slightly thicker bundles up to around 5.5mm (≈0.22"). When in doubt, size up slightly rather than down.

What does 2:1 shrink ratio mean?

A 2:1 shrink ratio means the tubing will shrink to approximately half its original inner diameter when heat is applied. So φ6mm tubing will shrink down to roughly 3mm (≈0.12"), creating a tight, secure sleeve around your wire or connector. This ratio is the most common for general electrical insulation work.

What temperature is needed to shrink this tubing?

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 shrinking. A lighter can work in a pinch but may cause uneven results or scorching on the tubing surface.

Is this tubing suitable for outdoor or automotive use?

Yes. Polyolefin heat shrink tubing is generally resistant to moisture, UV exposure, and common automotive fluids, making it suitable for car wiring repairs, engine bay cable management, and outdoor electrical connections. For harsh marine or chemical environments, a dual-wall adhesive-lined variant may offer additional protection — contact us if you need guidance.

What wire gauges does φ6mm tubing typically fit?

φ6mm heat shrink tubing typically fits wire bundles or individual cables in the range of AWG 4–10 (approximately 2.5mm²–6mm² cross-section), though the exact fit depends on insulation thickness. Always measure the actual outer diameter of your wire before ordering to ensure the correct variant is selected.

Can I use this tubing to join or splice wires?

Heat shrink tubing insulates and protects splices after they have been mechanically joined and soldered — it does not bond wires together on its own. Slide the tubing over the wire before making the splice, complete your connection, then slide the tubing over the joint and apply heat to shrink it in place.

Does the color affect performance or electrical properties?

No — all color variants share the same polyolefin material and 2:1 shrink ratio. Color is purely for identification and organization, which is especially useful in multi-wire harnesses where color-coding helps distinguish circuits at a glance. Transparent tubing is popular when you want to keep labels or markings visible after installation.

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

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