Heat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 Meter
Heat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 Meter
Heat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 Meter
Heat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 Meter
Heat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 Meter
Heat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 Meter
Heat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 Meter
Heat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 Meter
Heat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 Meter
Heat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 Meter
Heat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 Meter
Heat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 Meter
Heat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 Meter
Heat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 Meter
Heat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 Meter
Heat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 Meter
Heat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 Meter
Heat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 Meter
Heat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 Meter
Heat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 Meter
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Heat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 MeterHeat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 MeterHeat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 MeterHeat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 MeterHeat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 MeterHeat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 MeterHeat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 MeterHeat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 MeterHeat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 MeterHeat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 MeterHeat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 MeterHeat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 MeterHeat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 MeterHeat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 MeterHeat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 MeterHeat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 MeterHeat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 MeterHeat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 MeterHeat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 MeterHeat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 Meter

Heat Shrink Tubing 2:1 Ratio — 0.6mm to 70mm, 7 Colors, 1 Meter

HomeDIYer
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By HomeDIYer®

Price:
$2.11 USD
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In stock (500 units), ready to be shipped

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Description

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

Whether you're a professional electrician, an automotive enthusiast, or a hands-on DIYer, dealing with exposed wires, frayed cable ends, or messy harnesses is a constant challenge. Poorly insulated connections lead to shorts, corrosion, and safety hazards. This heat shrink tubing gives you a clean, durable solution that works the first time — every time.

Each listing covers 1 meter of polyolefin heat shrink tubing with a 2:1 shrink ratio, available in diameters ranging from 0.6mm (≈0.024") to 70mm (≈2.76"). Choose from 7 colors — Black, White, Red, Green, Yellow, Blue, and Clear — to match your project or color-code your wiring. The tubing shrinks to approximately half its original diameter when heat is applied, forming a snug, protective sleeve around wires, connectors, and terminals.

Typical use cases include automotive wiring repairs, home electrical projects, RC hobby builds, marine cable protection, and electronics prototyping. The wide size range makes it a go-to for heat shrink wire insulation for automotive wiring, heat shrink tubing for electrical connectors, and cable sleeving for DIY projects of all scales.

🔌 Compatibility: Suitable for copper, aluminum, and multi-strand wires. Works with standard heat guns, lighters, and soldering station hot-air tools. Verify diameter fits loosely over your wire before shrinking.

✅ Key Features of These Heat Shrink Tubes

  • 📐Wide Size Range — Diameters from 0.6mm to 70mm cover everything from fine electronics wiring to large cable bundles, making this heat shrink tubing for wire repair suitable for virtually any application.
  • 🎨7 Color Options — Black, White, Red, Green, Yellow, Blue, and Clear allow easy color-coding of wiring harnesses and circuit assemblies for fast identification and professional-looking results.
  • 🔥2:1 Shrink Ratio — Shrinks to half its original inner diameter when heat is applied, creating a tight, uniform sleeve that conforms closely to the wire or connector surface.
  • 🛡️Polyolefin Construction — Made from flexible polyolefin material that generally resists moisture, mild chemicals, and abrasion — a reliable choice for heat shrink cable insulation in both indoor and outdoor environments.
  • ✂️Easy to Cut and Apply — Cuts cleanly with scissors or a utility knife; no special tools required beyond a standard heat gun. Ideal for heat shrink tubing for automotive wiring and hobby electronics alike.
  • 📦Sold by the Meter — Each unit is 1 meter in length, giving you a practical, manageable length for most repair and prototyping tasks without excess waste.

📐 Technical Specifications — Heat Shrink Tubing

Product Type Heat Shrink Tubing
Shrink Ratio 2:1
Available Diameters 0.6mm – 70mm (≈0.024" – 2.76")
Length per Unit 1 Meter (≈39.4")
Available Colors Black, White, Red, Green, Yellow, Blue, Clear
Material Polyolefin
Activation Temperature Typically 90–120°C (194–248°F)
Voltage Rating Contact us to confirm
Wall Thickness (pre-shrink) See variant options
Minimum Shrink Diameter Approximately 50% of listed diameter
Application Wire insulation, cable bundling, connector protection, color-coding
Country of Origin See variant options
⚠️ Sizing Tip: Always select a tubing diameter that slides loosely over your wire or connector before shrinking. The tubing should not require force to slide on. When in doubt, size up.

❓ 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 that is slightly larger before shrinking. With a 2:1 shrink ratio, the tubing will shrink to approximately half its original diameter. For example, a 10mm (≈3/8") tube will shrink down to roughly 5mm (≈3/16"). When in doubt, go one size up to ensure easy installation.

What does 2:1 shrink ratio mean?

A 2:1 shrink ratio means the tubing will shrink to half its original inner diameter when heat is applied. This is the most common ratio for general-purpose wire insulation and cable management. It provides a snug fit without requiring extreme heat.

What temperature is needed to shrink the tubing?

Typically, a heat gun set to around 90–120°C (194–248°F) is sufficient to activate the shrink. A lighter or match can work in a pinch, but a heat gun provides more even, controlled shrinkage — especially important for larger diameters like 40mm (≈1.57") or 70mm (≈2.76").

Can this heat shrink tubing be used outdoors or in wet environments?

Generally, standard polyolefin heat shrink tubing offers good resistance to moisture and mild UV exposure for short-term outdoor use. In most cases it performs well in automotive engine bays and outdoor cable runs. For long-term marine or submersion applications, please contact us to confirm suitability before ordering.

Is this tubing compatible with all wire gauges and connector types?

With sizes ranging from 0.6mm to 70mm in diameter, this tubing is compatible with a very wide range of wire gauges — from fine electronics wiring (AWG 30+) up to large cable bundles. It works with copper, aluminum, and multi-strand wires, as well as butt connectors, ring terminals, and solder joints. Select the diameter that fits loosely over your wire before shrinking.

What is the voltage rating of this heat shrink tubing?

Polyolefin heat shrink tubing of this type is generally rated for low-voltage applications in most cases. For specific voltage ratings relevant to your application — particularly for automotive, industrial, or high-voltage environments — please contact us to confirm before use.

Can I use this for color-coding wires and cable assemblies?

Absolutely. With 7 available colors — Black, White, Red, Green, Yellow, Blue, and Clear — this tubing is ideal for color-coding wiring harnesses, circuit boards, and cable assemblies for easy identification. Clear tubing is particularly useful when you want to see the wire or label underneath.

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

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