16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors
16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors
16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors
16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors
16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors
16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors
16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors
16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors
16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors
16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors
16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors
16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors
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16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors

16mm Heat Shrink Tubing 2:1 Ratio – Electrical Wire Wrap Sleeve, 7 Colors

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Beschreibung

16mm Heat Shrink Tubing — Reliable Wire Protection for Automotive, Marine & DIY Electrical Work

Whether you're rewiring a car harness, repairing marine cables, or tidying up a home electrical project, exposed wire splices and connectors are a liability. Bare connections corrode, short out, and fail at the worst possible moment. This 16mm heat shrink tubing gives electricians, mechanics, and hands-on DIYers a fast, clean way to insulate and protect wire joints without tape that unravels or connectors that don't fit.

Each order includes a continuous length of polyolefin heat shrink tubing with a 16mm (≈5/8") inner diameter before shrinking and a 2:1 shrink ratio — meaning it shrinks down to approximately 8mm (≈5/16") when heat is applied. Available in lengths of 1m (≈3.3 ft), 2m (≈6.6 ft), 5m (≈16.4 ft), and 10m (≈32.8 ft), and in 7 colors: black, white, red, green, yellow, blue, and transparent. Cut to any length with standard scissors before applying heat.

Typical applications include automotive wiring harness repair, marine and RV electrical connections, color-coded wire identification in control panels, and protecting solder joints in DIY electronics builds. The transparent option is especially useful when you need to inspect the connection underneath without removing the sleeve.

🔌 Compatibility: Fits wire bundles and connectors up to approximately 14mm in diameter before shrinking. Shrinks to ~8mm. Suitable for standard automotive, marine, and low-voltage electrical wiring applications. Not rated for high-voltage mains wiring.

✅ Key Features of These 16mm Heat Shrink Tubing Sleeves

  • 🔥2:1 Shrink Ratio — Shrinks from 16mm down to approximately 8mm, conforming tightly around wire bundles, connectors, and solder joints for a secure, professional finish.
  • 🎨7 Color Options — Black, white, red, green, yellow, blue, and transparent let you follow standard wiring color codes or build a custom identification system for complex harnesses.
  • ✂️Cut-to-Length Flexibility — Supplied in 1m, 2m, 5m, and 10m rolls; cut to any length with scissors before shrinking for zero waste on small repairs or large harness builds.
  • 🛡️Abrasion & Moisture Resistance — Polyolefin construction provides a protective barrier against chafing, vibration, and incidental moisture exposure in automotive and marine environments.
  • 👁️Transparent Option for Inspection — The clear variant lets you visually verify solder joints and wire connections without removing the sleeve — useful for quality checks in control panels and electronics.
  • ⚡Consistent Wall Thickness — Uniform tubing wall ensures even shrinkage around the full circumference, reducing the risk of gaps or thin spots that could compromise insulation on electrical wire wrap applications.

📐 Technical Specifications — 16mm Heat Shrink Tubing

Inner Diameter (Before Shrink) 16mm (≈5/8")
Inner Diameter (After Shrink) ~8mm (≈5/16") — 2:1 ratio
Shrink Ratio 2:1
Material Polyolefin
Available Colors Black, White, Red, Green, Yellow, Blue, Transparent
Available Lengths 1m (≈3.3 ft), 2m (≈6.6 ft), 5m (≈16.4 ft), 10m (≈32.8 ft)
Activation Temperature Typically 70–120°C (158–248°F)
Wall Thickness See variant options
Voltage Rating Contact us to confirm
Recommended Tool Heat gun (lighter acceptable for small sections)
Typical Applications Automotive wiring, marine cables, DIY electronics, wire color-coding
⚠️ Note: Always verify your wire bundle or connector diameter before ordering. This tubing is designed for low-voltage electrical applications. For waterproof connections, consider adhesive-lined heat shrink tubing.

❓ Frequently Asked Questions

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

Measure the total length of wire or splice you need to cover, then add at least 10–15mm (about 1/2") of overlap on each end. For longer cable runs or harness builds, the 5m (≈16.4 ft) or 10m (≈32.8 ft) rolls offer the best value. All lengths can be cut to size with standard scissors before applying heat.

What does 2:1 shrink ratio mean?

A 2:1 ratio means the tubing shrinks to approximately half its original inner diameter when heat is applied. This 16mm tubing will generally shrink down to around 8mm (≈5/16"), making it suitable for wires and connectors in that diameter range.

What temperature is needed to shrink this tubing?

This tubing typically requires a temperature of around 70–120°C (158–248°F) to begin shrinking. A heat gun is recommended for even, controlled shrinkage. A lighter or match can work in a pinch but may cause uneven results or scorching on the outer surface.

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

This tubing is generally suitable for automotive wiring, engine bays, and outdoor electrical connections where basic moisture and abrasion resistance is needed. For fully waterproof connections — such as submerged or high-humidity environments — we recommend using adhesive-lined (glue-lined) heat shrink tubing instead.

What wire gauge or connector size fits inside 16mm heat shrink tubing?

With a 16mm inner diameter before shrinking, this tubing typically fits wire bundles, connectors, and cable ends up to approximately 14mm in diameter. After shrinking (2:1 ratio), it will conform tightly to objects around 8mm. Always measure your cable bundle before ordering to ensure a proper fit.

Can I use this tubing for color-coding wires?

Yes — color-coding is one of the most popular uses for this product. With 7 color options (black, white, red, green, yellow, blue, and transparent), you can follow standard automotive or electronics wiring color codes, or create your own system for easy identification in panels, harnesses, and DIY electronics projects.

How do I cut heat shrink tubing cleanly?

Standard scissors or a utility knife work well for cutting heat shrink tubing before shrinking. For the cleanest cut, score lightly around the circumference first. Avoid cutting after shrinking, as the material becomes stiffer and harder to cut neatly without distorting the sleeve.

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

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