Heat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 Colors
Heat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 Colors
Heat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 Colors
Heat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 Colors
Heat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 Colors
Heat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 Colors
Heat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 Colors
Heat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 Colors
Heat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 Colors
Heat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 Colors
Heat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 Colors
Heat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 Colors
Heat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 Colors
Heat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 Colors
Heat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 Colors
Heat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 Colors
Heat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 Colors
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Heat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 ColorsHeat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 ColorsHeat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 ColorsHeat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 ColorsHeat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 ColorsHeat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 ColorsHeat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 ColorsHeat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 ColorsHeat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 ColorsHeat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 ColorsHeat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 ColorsHeat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 ColorsHeat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 ColorsHeat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 ColorsHeat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 ColorsHeat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 ColorsHeat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 Colors

Heat Shrink Tubing 2:1 Ratio — Electrical Wire Sleeving, Φ0.6mm to Φ100mm, 7 Colors

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Beschreibung

Heat Shrink Tubing 2:1 — Reliable Wire Insulation for Every Project

Whether you're repairing a frayed automotive harness, protecting marine wiring from moisture, or tidying up a DIY electronics build, exposed or poorly insulated wires are a safety hazard and a reliability risk. This heat shrink tubing 2:1 ratio sleeving gives hobbyists, electricians, and automotive technicians a clean, durable solution that installs in seconds with any heat gun.

Each order includes a single continuous length of polyolefin heat shrink tubing in your chosen size and color. Available in 39 diameters from Φ0.6mm (≈0.024") to Φ100mm (≈3.94"), in 7 colors (Black, White, Red, Green, Yellow, Blue, Clear), and in lengths of 1M (≈3.3 ft), 2M (≈6.6 ft), or 5M (≈16.4 ft). The 2:1 shrink ratio means the tubing recovers to approximately half its listed inner diameter when heat is applied.

Typical use cases include automotive wire splice insulation, electrical cable bundling and color-coding, PCB lead protection in electronics projects, and marine or outdoor cable management where moisture resistance is needed.

🔌 Compatibility: Fits standard wire gauges from AWG 30+ (Φ0.6mm) up to large power cables and conduit bundles (Φ100mm). Select a pre-shrink inner diameter slightly larger than your wire's outer diameter. 2:1 ratio — shrinks to approximately half the listed size.
⚠️ Size tip: If you are unsure of the exact wire diameter, measure with calipers before ordering. Contact us to confirm suitability for high-voltage (>600V) or continuous submersion applications.

✅ Key Features of These Heat Shrink Tubing Sleeves

  • 📐39 Sizes in One Listing — Diameters from Φ0.6mm to Φ100mm cover thin signal wires, standard automotive wire gauges, and large power cable bundles without needing multiple suppliers.
  • 🔥2:1 Shrink Ratio — Consistent, predictable recovery to approximately half the original inner diameter, giving a snug, vibration-resistant fit over splices, connectors, and bare conductors.
  • 🎨7 Color Options — Black, White, Red, Green, Yellow, Blue, and Clear allow color-coded wire identification in automotive wiring harnesses, control panels, and multi-conductor cable runs.
  • 💧Moisture-Resistant Polyolefin Material — Polyolefin construction provides resistance to moisture, mild chemicals, and abrasion, making this electrical wire sleeving suitable for indoor and general outdoor use.
  • ✂️Cut-to-Length Flexibility — Available in 1M, 2M, and 5M continuous lengths so you can cut exactly what you need for each splice or cable management run, minimizing waste.
  • ⚡Low-Voltage Insulation — Rated for general low-voltage electrical insulation applications (typically up to 600V), suitable for automotive, marine, hobby electronics, and household wiring repairs.

📐 Technical Specifications — Heat Shrink Tubing

Product Type Heat Shrink Tubing / Electrical Wire Sleeving
Shrink Ratio 2:1
Material Polyolefin (flame-retardant grade, typically)
Diameter Range Φ0.6mm (≈0.024") to Φ100mm (≈3.94") — 39 sizes
Available Colors Black, White, Red, Green, Yellow, Blue, Clear
Available Lengths 1M (≈3.3 ft) / 2M (≈6.6 ft) / 5M (≈16.4 ft)
Shrink Temperature Typically begins at ~70–90°C (158–194°F); full recovery at ~120°C (248°F)
Voltage Rating Generally up to 600V (low-voltage applications) — Contact us to confirm
Wall Thickness (post-shrink) See variant options
Operating Temperature See variant options
Adhesive Lining No — standard single-wall tubing
Application Method Heat gun recommended; avoid open flame

❓ Frequently Asked Questions

How do I choose the right diameter of heat shrink tubing?

Measure the outer diameter of the wire or connector you need to cover, then select a tubing size whose inner diameter is slightly larger than that measurement. With a 2:1 shrink ratio, the tubing will shrink to approximately half its listed diameter when heat is applied. For example, Φ6mm tubing will shrink to roughly 3mm (≈0.12"). Always size up slightly to allow easy insertion before shrinking.

What shrink ratio does this tubing use, and what does that mean?

This heat shrink tubing uses a 2:1 shrink ratio, meaning it will shrink to approximately half its original inner diameter when heated. This is the most common ratio for general electrical insulation, wire bundling, and cable sleeving applications. It does not shrink significantly in length.

What temperature is needed to shrink this tubing?

Polyolefin heat shrink tubing typically begins to shrink at around 70–90°C (158–194°F) and fully recovers at approximately 120°C (248°F). A heat gun is the recommended tool. Move the heat gun evenly along the tubing to avoid hot spots. Avoid open flames, which can cause uneven shrinkage or scorching of the material.

Can this heat shrink tubing be used outdoors or in automotive applications?

Polyolefin heat shrink tubing generally offers good resistance to moisture, UV exposure, and mild chemicals, making it suitable for many outdoor and automotive wiring harness applications. For harsh outdoor environments or direct submersion, a dual-wall adhesive-lined variant is typically recommended for a fully waterproof seal. Contact us to confirm suitability for your specific environment.

Is this tubing compatible with standard wire gauges?

Yes. The wide size range from Φ0.6mm to Φ100mm covers most standard wire gauges from thin signal wires (AWG 30+) up to large power cables and conduit bundles. Refer to the size options and match the tubing's pre-shrink inner diameter to your wire's outer diameter, selecting a size that is slightly larger for easy insertion.

How much length do I need — 1M, 2M, or 5M?

For single splice or connector repairs, 1M (≈3.3 ft) is generally sufficient. For wiring harnesses, automotive projects, or multiple repairs in one session, the 2M (≈6.6 ft) or 5M (≈16.4 ft) lengths offer better value. Heat shrink tubing does not shrink significantly in length during the shrinking process, so you can cut pieces to the exact length needed before applying heat.

What is the voltage rating of this heat shrink tubing?

Standard polyolefin 2:1 heat shrink tubing is generally rated for low-voltage applications, typically up to 600V. This makes it suitable for automotive wiring, household electrical repairs, and hobby electronics. For high-voltage or industrial electrical installations, please contact us to confirm suitability for your specific application before ordering.

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

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