2mm Heat Shrink Tubing – 2:1 Ratio, 7 Colors, 1–10 Meter Lengths
2mm Heat Shrink Tubing – 2:1 Ratio, 7 Colors, 1–10 Meter Lengths
2mm Heat Shrink Tubing – 2:1 Ratio, 7 Colors, 1–10 Meter Lengths
2mm Heat Shrink Tubing – 2:1 Ratio, 7 Colors, 1–10 Meter Lengths
2mm Heat Shrink Tubing – 2:1 Ratio, 7 Colors, 1–10 Meter Lengths
2mm Heat Shrink Tubing – 2:1 Ratio, 7 Colors, 1–10 Meter Lengths
2mm Heat Shrink Tubing – 2:1 Ratio, 7 Colors, 1–10 Meter Lengths
2mm Heat Shrink Tubing – 2:1 Ratio, 7 Colors, 1–10 Meter Lengths
2mm Heat Shrink Tubing – 2:1 Ratio, 7 Colors, 1–10 Meter Lengths
2mm Heat Shrink Tubing – 2:1 Ratio, 7 Colors, 1–10 Meter Lengths
2mm Heat Shrink Tubing – 2:1 Ratio, 7 Colors, 1–10 Meter Lengths
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2mm Heat Shrink Tubing – 2:1 Ratio, 7 Colors, 1–10 Meter Lengths2mm Heat Shrink Tubing – 2:1 Ratio, 7 Colors, 1–10 Meter Lengths2mm Heat Shrink Tubing – 2:1 Ratio, 7 Colors, 1–10 Meter Lengths2mm Heat Shrink Tubing – 2:1 Ratio, 7 Colors, 1–10 Meter Lengths2mm Heat Shrink Tubing – 2:1 Ratio, 7 Colors, 1–10 Meter Lengths2mm Heat Shrink Tubing – 2:1 Ratio, 7 Colors, 1–10 Meter Lengths2mm Heat Shrink Tubing – 2:1 Ratio, 7 Colors, 1–10 Meter Lengths2mm Heat Shrink Tubing – 2:1 Ratio, 7 Colors, 1–10 Meter Lengths2mm Heat Shrink Tubing – 2:1 Ratio, 7 Colors, 1–10 Meter Lengths2mm Heat Shrink Tubing – 2:1 Ratio, 7 Colors, 1–10 Meter Lengths2mm Heat Shrink Tubing – 2:1 Ratio, 7 Colors, 1–10 Meter Lengths

2mm Heat Shrink Tubing – 2:1 Ratio, 7 Colors, 1–10 Meter Lengths

HomeDIYer
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By HomeDIYer®

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

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Description

2mm Heat Shrink Tubing — Reliable Wire Protection for Automotive, Marine & DIY Electronics

Anyone who has dealt with frayed wires, exposed splices, or a tangled mess of unlabeled cables knows how quickly a small wiring problem can turn into a bigger headache. Whether you're rewiring a car stereo, repairing a boat's electrical harness, or tidying up a home electronics project, having the right 2mm heat shrink tubing on hand makes the job cleaner, safer, and longer-lasting.

Each order covers a single continuous length of tubing — available in 1 metre (≈3.3 ft), 2 metres (≈6.6 ft), 5 metres (≈16.4 ft), or 10 metres (≈32.8 ft) — with an inner diameter of 2mm (≈5/64"). The tubing is made from polyolefin, a flexible and durable thermoplastic that shrinks to a 2:1 ratio when heat is applied, conforming tightly around the wire or connector beneath it. Seven color options — Black, White, Red, Green, Yellow, Blue, and Transparent — let you color-code circuits for easy identification.

This tubing is well-suited for automotive wiring repair and heat shrink wire connectors, fine-gauge electronics prototyping on breadboards and PCBs, and marine or outdoor cable management where moisture resistance matters. The transparent variant is especially useful when you need to inspect the connection underneath without removing the sleeve.

ℹ️ Compatibility Note: This listing covers the φ2mm inner diameter size only. The tubing fits wires with an outer diameter up to approximately 2mm before shrinking (typically AWG 28–22). For larger wire gauges, please see our other heat shrink tubing listings.

✅ Key Features of These 2mm Heat Shrink Tubing Sleeves

  • 🔥2:1 Shrink Ratio — Shrinks from 2mm down to approximately 1mm inner diameter, creating a firm, gap-free seal around fine wires and solder joints without cracking or splitting.
  • 🎨7 Color Options for Circuit Identification — Black, White, Red, Green, Yellow, Blue, and Transparent let you color-code automotive wiring harnesses, control panels, and electronics builds at a glance.
  • 💧Moisture & Abrasion Resistance — Polyolefin construction provides a protective barrier against moisture ingress, light oils, and mechanical abrasion — suitable for under-hood automotive use and outdoor cable runs.
  • ✂️Cut-to-Length Flexibility — Supplied in continuous lengths (1m, 2m, 5m, 10m) so you can cut exactly what you need for each connection, minimizing waste on multi-wire repair jobs.
  • 🔍Transparent Option for Inspection — The clear variant lets you visually confirm solder joint quality and wire condition without removing the sleeve — useful for quality control in electronics prototyping.
  • ⚡Electrical Insulation — Provides a consistent dielectric barrier over splices, terminals, and bare wire ends, reducing the risk of short circuits in tight wiring spaces like automotive dashboards and junction boxes.

📐 Technical Specifications — 2mm Polyolefin Heat Shrink Tubing

Inner Diameter (before shrink) 2mm (≈5/64")
Inner Diameter (after shrink) Approximately 1mm (≈1/32")
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 ~90°C (194°F)
Full Shrink Temperature Typically ~120°C (248°F)
Compatible Wire Gauge Generally AWG 28–22 (see variant options for exact fit)
Wall Thickness (after shrink) See variant options
Voltage Rating Contact us to confirm
Supply Format Continuous length (cut to size)
⚠️ Sizing Tip: Before ordering, measure your wire's outer diameter with calipers. The tubing should slide over the wire freely before heat is applied. If your wire OD is close to 2mm, consider sizing up to our 3mm or 4mm listings for easier installation.

❓ 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 10–15% extra for overlap and positioning. For example, a 50mm (≈2") splice typically needs a 60–65mm piece. Available lengths are 1m (≈3.3 ft), 2m (≈6.6 ft), 5m (≈16.4 ft), and 10m (≈32.8 ft) — choose based on how many connections you plan to make.

What does 2:1 shrink ratio mean?

A 2:1 ratio means the tubing shrinks to half its original inner diameter when heat is applied. This 2mm tubing will shrink down to approximately 1mm, creating a snug, secure fit around wires and connectors in that size range.

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

Yes. Polyolefin heat shrink tubing is generally resistant to moisture, UV exposure, and common automotive fluids, making it suitable for car wiring harnesses, marine electrical connections, and outdoor DIY projects. For highly corrosive or submerged environments, consider adhesive-lined tubing for an additional moisture seal.

What temperature is needed to shrink this tubing?

Polyolefin heat shrink tubing typically activates at around 90°C (194°F) and fully shrinks at approximately 120°C (248°F). A standard heat gun on a low setting works well. You can also use a lighter carefully, though a heat gun gives more even results and reduces the risk of scorching.

Is this tubing compatible with standard wire gauges?

The 2mm inner diameter is generally suited for very fine wires, typically in the AWG 28–22 range (approximately 0.3–0.6mm² cross-section). Always verify your wire's outer diameter before ordering — the tubing should slide over the wire easily before shrinking.

Do the different colors have any functional difference?

No — all seven colors (Black, White, Red, Green, Yellow, Blue, Transparent) share the same 2:1 shrink ratio and material properties. Color-coding is useful for identifying wire circuits at a glance, which is a common practice in automotive wiring, electronics prototyping, and panel builds.

Can I cut this tubing to shorter lengths?

Yes. The tubing cuts cleanly with standard scissors or a utility knife. Cut at a slight angle to make it easier to slide over wire ends. There is no minimum cut length — you can trim pieces as short as a few millimeters for precision work.

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

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