PVC Heat Shrink Tubing 7mm–43mm | Battery Wrap & Wire Insulation | Multiple Colors - HomeDIYer
PVC Heat Shrink Tubing 7mm–43mm | Battery Wrap & Wire Insulation | Multiple Colors - HomeDIYer
PVC Heat Shrink Tubing 7mm–43mm | Battery Wrap & Wire Insulation | Multiple Colors - HomeDIYer
PVC Heat Shrink Tubing 7mm–43mm | Battery Wrap & Wire Insulation | Multiple Colors - HomeDIYer
PVC Heat Shrink Tubing 7mm–43mm | Battery Wrap & Wire Insulation | Multiple Colors - HomeDIYer
PVC Heat Shrink Tubing 7mm–43mm | Battery Wrap & Wire Insulation | Multiple Colors - HomeDIYer
PVC Heat Shrink Tubing 7mm–43mm | Battery Wrap & Wire Insulation | Multiple Colors - HomeDIYer
PVC Heat Shrink Tubing 7mm–43mm | Battery Wrap & Wire Insulation | Multiple Colors - HomeDIYer
PVC Heat Shrink Tubing 7mm–43mm | Battery Wrap & Wire Insulation | Multiple Colors - HomeDIYer
PVC Heat Shrink Tubing 7mm–43mm | Battery Wrap & Wire Insulation | Multiple Colors - HomeDIYer
PVC Heat Shrink Tubing 7mm–43mm | Battery Wrap & Wire Insulation | Multiple Colors - HomeDIYer
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PVC Heat Shrink Tubing 7mm–43mm | Battery Wrap & Wire Insulation | Multiple Colors - HomeDIYerPVC Heat Shrink Tubing 7mm–43mm | Battery Wrap & Wire Insulation | Multiple Colors - HomeDIYerPVC Heat Shrink Tubing 7mm–43mm | Battery Wrap & Wire Insulation | Multiple Colors - HomeDIYerPVC Heat Shrink Tubing 7mm–43mm | Battery Wrap & Wire Insulation | Multiple Colors - HomeDIYerPVC Heat Shrink Tubing 7mm–43mm | Battery Wrap & Wire Insulation | Multiple Colors - HomeDIYerPVC Heat Shrink Tubing 7mm–43mm | Battery Wrap & Wire Insulation | Multiple Colors - HomeDIYerPVC Heat Shrink Tubing 7mm–43mm | Battery Wrap & Wire Insulation | Multiple Colors - HomeDIYerPVC Heat Shrink Tubing 7mm–43mm | Battery Wrap & Wire Insulation | Multiple Colors - HomeDIYerPVC Heat Shrink Tubing 7mm–43mm | Battery Wrap & Wire Insulation | Multiple Colors - HomeDIYerPVC Heat Shrink Tubing 7mm–43mm | Battery Wrap & Wire Insulation | Multiple Colors - HomeDIYerPVC Heat Shrink Tubing 7mm–43mm | Battery Wrap & Wire Insulation | Multiple Colors - HomeDIYer

PVC Heat Shrink Tubing 7mm–43mm | Battery Wrap & Wire Insulation | Multiple Colors

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By HomeDIYer®

Price:
$3.93 USD
Stock:
In stock (500 units), ready to be shipped

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Description

PVC Heat Shrink Tubing — Reliable Wire Insulation & Battery Wrap for Every Project

Whether you're rebuilding a battery pack, repairing frayed wires, or color-coding a complex wiring harness, finding tubing that actually fits — and stays put — is half the battle. Loose wraps slip, wrong sizes split, and flimsy materials crack under heat. This PVC heat shrink tubing is designed for makers, electricians, hobbyists, and DIYers who need a dependable, tight-fitting solution the first time.

Each listing covers a single length of tubing in your chosen flat width and color. Flat widths range from 7mm (approx. 0.28 in) to 43mm (approx. 1.69 in), and lengths are available in 1 Meter (approx. 3.3 ft) or 5 Meters (approx. 16.4 ft). The tubing is made from PVC with a typical 2:1 shrink ratio, available in more than 20 colors including Black, White, Red, Blue, Green, Yellow, Transparent, and specialty finishes like Transparent Gold and Tyrant Gold.

Typical use cases include 18650 and 21700 lithium battery cell wrapping, automotive wire harness insulation, DIY electronics cable management, and color-coded wire identification in control panels — all applications where a snug, uniform sleeve makes the finished result look and perform better.

🔌 Compatibility Note: Flat widths from 7mm to 43mm cover most standard wire gauges and cylindrical battery cells. The 18.5mm width is commonly matched to 18650 cells; 23mm generally fits 21700 cells. Always measure your component's outer diameter before ordering.

✅ Key Features of These PVC Heat Shrink Tubes

  • 📐Wide Size Range — Flat widths from 7mm (approx. 0.28 in) to 43mm (approx. 1.69 in) in a single product line, covering everything from thin signal wires to large battery packs without needing multiple suppliers.
  • 🎨20+ Color Options — Available in solid colors, transparent finishes, and metallic tones, making color-coded wire identification and battery wrap customization straightforward on any build.
  • 🔥Consistent Heat Activation — PVC material typically activates at 70–90°C (158–194°F), shrinking evenly around irregular shapes when a heat gun is applied at a steady distance.
  • ✂️Cut-to-Length Flexibility — Sold in 1m (approx. 3.3 ft) and 5m (approx. 16.4 ft) lengths so you can cut exactly what you need for single repairs or larger wiring harness projects without waste.
  • 🛡️Insulating Protective Sleeve — Provides a layer of electrical insulation and mechanical protection against abrasion, helping extend the service life of repaired wires and battery cell wraps.
  • ⚡Versatile Application — Suitable for lithium battery cell wrapping, automotive wire insulation, DIY electronics projects, and cable bundling — anywhere a uniform, shrink-fit sleeve is needed.

📐 Technical Specifications — PVC Heat Shrink Tubing

Material PVC (Polyvinyl Chloride)
Shrink Ratio Typically 2:1
Flat Width Options 7mm, 9mm, 12mm, 15mm, 17mm, 18.5mm, 23mm, 27mm, 29.5mm, 31mm, 36mm, 40mm, 43mm
Length Options 1 Meter (approx. 3.3 ft) / 5 Meters (approx. 16.4 ft)
Activation Temperature Typically 70–90°C (158–194°F)
Color Options Black, White, Blue, Red, Green, Yellow, Transparent, Orange, Purple, Pink, Silver Gray, Brown, and more — see variant options
Voltage Rating Contact us to confirm for your specific application
Wall Thickness (recovered) See variant options
Recommended Tool Heat gun (low to medium setting)
Quantity per Order 1 piece (single length as selected)
⚠️ Size Tip: "Flat width" is the tubing measured flat before shrinking — not the inner diameter. To find your size, measure the outer diameter of your component and choose a flat width that is roughly 20–30% larger. When in doubt, go one size up.

❓ Frequently Asked Questions

How do I choose the right width for my application?

Measure the outer diameter of the object you need to cover, then select a flat width that is generally 20–30% larger than that diameter. For example, a 18650 battery cell is typically about 18.5mm in diameter — the 18.5mm flat-width tubing is a common match. When in doubt, size up rather than down to ensure the tubing slides on easily before shrinking.

What is the shrink ratio, and how much will it shrink?

This PVC heat shrink tubing typically has a 2:1 shrink ratio, meaning it shrinks to approximately half its original flat width when heat is applied. For example, a 23mm flat-width tube will generally recover to around 11–12mm inner diameter. Always verify the recovered diameter fits your component snugly before purchasing.

Can this tubing be used outdoors or in wet environments?

PVC heat shrink tubing generally provides basic moisture resistance suitable for indoor and light-duty applications. For prolonged outdoor exposure, direct water contact, or submersion, a dual-wall adhesive-lined heat shrink tubing is generally recommended for a more robust environmental seal.

Is this compatible with 18650 and 21700 lithium battery cells?

Yes. The 18.5mm flat-width option is commonly used for 18650 cells, while the 23mm flat-width is generally suitable for 21700 cells. Always measure your specific cell's outer diameter to confirm the best fit, as cell dimensions can vary slightly by manufacturer.

What temperature and tool do I need to shrink this tubing?

PVC heat shrink tubing typically activates at around 70–90°C (158–194°F). A heat gun set to low or medium is the recommended tool — move it steadily along the tubing for even shrinkage. Avoid open flames or holding the heat gun in one spot too long, as this can scorch or melt the material unevenly.

How do I cut the tubing cleanly to the right length?

Use sharp scissors or a utility knife on a flat surface for a clean, straight cut. Cut the tubing slightly longer than the area you need to cover — typically 5–10mm extra on each end — to allow for any minor lengthwise shrinkage that occurs during heat application.

Can I use this for electrical wire insulation and cable bundling?

Yes. This PVC heat shrink tubing is commonly used for wire insulation, cable bundling, strain relief, and color-coding wires in automotive, electronics, and DIY projects. In most cases it provides adequate insulation for low-voltage applications. Confirm the voltage rating of your specific application before use, or contact us to confirm suitability.

What is the difference between the 1-meter and 5-meter options?

Both options are the same tubing — the only difference is the total length you receive. The 1-meter length is ideal for single repairs or small projects, while the 5-meter length offers better value for larger wiring harness jobs, battery pack builds, or workshop stock. Pricing reflects the length selected.

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

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