PVC Heat Shrink Tubing — Clear Wrap Sleeve for Battery & Wire Insulation (7mm–400mm)

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Sale price$5.97 USD
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In stock (500 units), ready to be shipped

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Description

PVC Heat Shrink Tubing — Reliable Clear Insulation for Wires, Batteries & DIY Electronics

Whether you're repairing a frayed wire, wrapping a lithium battery pack, or organizing a cable harness, finding tubing that fits cleanly and shrinks evenly can be frustrating. Undersized sleeves split under heat; oversized ones bunch up and look unprofessional. This clear PVC heat shrink tubing is available in a wide range of flat widths — from 7mm (≈0.28") up to 400mm (≈15.75") — so you can match the exact diameter of your component without guesswork.

Each order is cut from a continuous roll of transparent PVC heat shrink tubing. Available flat widths range from 7mm (≈0.28") to 400mm (≈15.75"), and you can choose lengths of 1 Meter (≈3.3 ft), 2 Meter (≈6.6 ft), 5 Meter (≈16.4 ft), 10 Meter (≈32.8 ft), or 20 Meter (≈65.6 ft). The material is clear/transparent PVC, offering a 2:1 shrink ratio and a low shrink temperature of typically 70–90°C (158–194°F).

Common use cases include wrapping 18650 lithium battery cells and battery packs, insulating wire splices and solder joints in automotive and marine wiring, bundling cable harnesses in electronics projects, and protecting copper bus bars or terminal connections in DIY power systems. The wide size range makes it a go-to solution for both small-scale hobbyist builds and larger workshop applications.

🔌 Compatibility: Suitable for copper wire, aluminum conductors, battery cells (18650, 26650, pouch cells), bus bars, and terminal connectors. Flat width must be selected to match your component diameter — see FAQ below for sizing guidance.

✅ Key Features of These PVC Heat Shrink Tubing Sleeves

  • 🔍Crystal-Clear Transparency — The clear PVC material lets you inspect the underlying component — ideal for battery cell identification and quality checks without removing the sleeve.
  • 📏Wide Size Range (7mm–400mm Flat Width) — Covers everything from thin signal wires to large battery packs and cable bundles, eliminating the need to stock multiple product lines for different projects.
  • 🔥Low Activation Temperature — Shrinks reliably at typically 70–90°C (158–194°F), compatible with standard heat guns and even careful use of a hair dryer for delicate components.
  • Electrical Insulation Protection — Provides a snug insulating layer over wire splices, solder joints, and battery terminals, reducing the risk of short circuits in DIY electronics and automotive wiring repairs.
  • ✂️Cut-to-Length Flexibility — Sold in 1m to 20m rolls, so you can cut exactly what you need for each application — no waste on small jobs, and bulk rolls available for production or workshop use.
  • 🏭Consistent Wall Thickness — Uniform PVC construction ensures even shrinkage around the full circumference, avoiding thin spots or gaps that could compromise insulation on battery pack wrapping or wire harness protection.

📐 Technical Specifications — PVC Heat Shrink Tubing

Material PVC (Polyvinyl Chloride)
Color / Finish Clear / Transparent
Flat Width Options 7mm, 9mm, 12mm, 15mm, 17mm, 20mm, 23mm, 27mm, 29.5mm, 31mm, 36mm, 40mm, 43mm, 45mm, 50mm, 55mm, 60mm, 66mm, 70mm, 75mm, 80mm, 85mm, 91mm, 95mm, 103mm, 110mm, 115mm, 120mm, 125mm, 130mm, 135mm, 140mm, 145mm, 150mm, 155mm, 160mm, 165mm, 170mm, 180mm, 188mm, 200mm, 210mm, 220mm, 228mm, 242mm, 250mm, 258mm, 280mm, 300mm, 350mm, 400mm
Available Lengths 1m (≈3.3 ft), 2m (≈6.6 ft), 5m (≈16.4 ft), 10m (≈32.8 ft), 20m (≈65.6 ft)
Shrink Ratio Typically 2:1
Shrink Temperature Typically 70–90°C (158–194°F)
Longitudinal Shrinkage Generally <5%
Voltage Rating See variant options / Contact us to confirm for high-voltage use
Wall Thickness (shrunk) See variant options
Recommended Tool Heat gun (low to medium setting)
Typical Applications Battery wrapping, wire insulation, cable bundling, terminal protection
⚠️ Sizing Note: Flat width ≠ diameter. To find the right flat width, measure your component's outer diameter and multiply by ~1.6. When in doubt, size up. See FAQ below for a step-by-step guide.

❓ Frequently Asked Questions

How do I choose the right flat width for my application?

The flat width is measured when the tube is laid flat. To find the right size, measure the outer diameter of the object you want to cover, then multiply by approximately 1.6 to get the minimum flat width needed. For example, a 10mm diameter wire bundle typically needs a flat width of at least 16mm. When in doubt, size up — PVC shrink tubing generally shrinks to about 50% of its original diameter (2:1 ratio).

What shrink ratio does this PVC heat shrink tubing have?

This tubing typically has a 2:1 shrink ratio, meaning it shrinks to approximately half its original diameter when heat is applied. This is generally sufficient for most wire insulation, battery cell wrapping, and cable bundling applications.

What temperature is needed to shrink this tubing?

PVC heat shrink tubing generally begins to shrink at around 70–90°C (158–194°F). A heat gun set to low or medium is typically sufficient. Avoid using an open flame directly on the tubing, as it can scorch or melt the material unevenly and may damage the component underneath.

Can this tubing be used outdoors or in wet environments?

This clear PVC tubing provides basic moisture resistance and is suitable for indoor and light-duty outdoor use. It is not rated for continuous submersion or prolonged UV exposure. For outdoor, marine, or waterproofing applications requiring a sealed barrier, a dual-wall adhesive-lined heat shrink tubing is generally recommended instead.

Is this tubing compatible with lithium battery packs and 18650 cells?

Yes — clear PVC heat shrink tubing is widely used for wrapping 18650 cells, 26650 cells, pouch cells, and assembled battery packs. The transparent material lets you inspect the cells underneath while providing electrical insulation and physical protection. Confirm the flat width matches your battery's outer diameter before ordering (e.g., an 18650 cell is typically ~18.5mm diameter, so a flat width of ~29.5mm–31mm is commonly used).

How much length do I need for my project?

For single wire splices or individual battery cells, 1–2 meters is typically enough for multiple applications. For larger projects like wiring harnesses, cable management runs, or bulk battery assembly, 5–20 meter rolls offer better value per meter. Note that PVC tubing does not shrink significantly in length — longitudinal shrinkage is generally less than 5%.

What is the voltage rating of this heat shrink tubing?

PVC heat shrink tubing is generally rated for low-voltage applications, typically suitable for circuits up to 600V AC/DC for standard wire insulation tasks. For high-voltage or industrial electrical applications, please contact us to confirm suitability before ordering.

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

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