PVC Heat Shrink Tubing 155mm – Battery Pack Wrap & Wire Insulation Sleeve

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Sale price$10.99 USD
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Description

PVC Heat Shrink Tubing 155mm — Wide-Format Battery Pack Wrap & Wire Insulation Sleeve

When you're building or rebuilding a multi-cell lithium battery pack, protecting a thick wiring harness, or insulating a large-diameter cable joint, standard heat shrink tubing simply won't fit. This 155mm flat-width PVC heat shrink tubing is built for DIY battery builders, EV hobbyists, electricians, and makers who need a wide-format sleeve that shrinks cleanly, holds its shape, and covers oversized assemblies without splitting or peeling.

Each roll contains continuous PVC heat shrink tubing with a 155mm flat width — approximately 98mm (≈3.9") in diameter before shrinking. Available in six lengths: 1 Meter (≈3.3 ft), 2 Meter (≈6.6 ft), 3 Meter (≈9.8 ft), 5 Meter (≈16.4 ft), 8 Meter (≈26.2 ft), and 10 Meter (≈32.8 ft). Choose from Black, Blue, or Transparent to suit your project's requirements.

Typical applications include wrapping multi-cell 18650 or 21700 lithium battery packs for e-bikes, power tools, and energy storage systems; bundling and color-coding automotive or marine wiring harnesses; and protecting large-diameter cable splices and connector assemblies in workshop, industrial, and DIY electronics settings.

ℹ️ Compatibility Note: The 155mm flat width is designed for large-format battery packs and thick cable bundles — generally suited for cylindrical assemblies with a pre-shrink diameter of approximately 80–95mm. For single 18650 cells or smaller wire gauges, please see our other heat shrink tubing sizes.

✅ Key Features of These 155mm PVC Heat Shrink Tubing Sleeves

  • 🔋Wide 155mm Flat Width — Sized specifically for large battery pack wrapping and oversized cable bundles that standard heat shrink tubing cannot accommodate.
  • 🔥Uniform Heat Response — PVC material shrinks evenly under heat gun application, conforming tightly to irregular shapes without splitting, bubbling, or pulling away at the edges.
  • Electrical Insulation Layer — Provides a protective insulating sleeve over battery terminals, wire splices, and connector joints for low-voltage DIY and industrial applications.
  • 🎨Three Color Options — Black for standard battery wrap insulation, Blue for circuit color-coding, and Transparent for visible inspection or label-through builds.
  • 📏Six Length Options — Available from 1m to 10m so you can match the exact quantity your project needs — no excess waste, no mid-project shortfall.
  • ✂️Tool-Friendly Application — Cuts cleanly with standard scissors; shrinks with a heat gun on low-to-medium setting. No adhesives, crimping tools, or special equipment required.

📐 Technical Specifications — PVC Heat Shrink Tubing 155mm

Material PVC (Polyvinyl Chloride)
Flat Width 155mm (≈6.1")
Pre-Shrink Diameter Approximately 98mm (≈3.9")
Shrink Ratio Typically 2:1
Recovered Diameter Generally 75–80mm (contact us to confirm)
Activation Temperature Generally 70°C–120°C (158°F–248°F)
Available Colors Black, Blue, Transparent
Available Lengths 1m (≈3.3 ft), 2m, 3m, 5m, 8m, 10m (≈32.8 ft)
Wall Thickness See variant options
Voltage Rating Contact us to confirm
Recommended Application Tool Heat gun (low to medium setting)
Typical Use Cases Battery pack wrapping, wire insulation, cable bundling, connector protection
⚠️ Note: Wall thickness and exact voltage rating may vary by production batch. If your application has strict electrical specifications, contact us before ordering to confirm current batch specs.

❓ Frequently Asked Questions

How do I choose the right length for my project?

Measure the total length of the battery pack or cable run you need to cover, then add 10–15% for trimming and overlap. As a general guide, 1 meter typically covers 10–15 standard 18650 cells end-to-end. For multi-cell packs or longer wiring harnesses, choose 3m, 5m, or longer rolls.

What is the shrink ratio, and what diameter does it recover to?

PVC heat shrink tubing typically has a 2:1 shrink ratio. With a 155mm flat width, the pre-shrink diameter is approximately 98mm (≈3.9") and the recovered diameter is generally around 75–80mm. Contact us to confirm exact recovered dimensions for your specific batch.

What temperature does this tubing require to shrink?

PVC heat shrink tubing generally activates between 70°C–120°C (158°F–248°F). Use a heat gun on a low-to-medium setting and move it evenly along the tubing. Avoid open flames, which can cause scorching or uneven shrinkage.

Is this tubing waterproof or suitable for outdoor use?

Standard PVC heat shrink tubing offers basic moisture resistance and is suitable for indoor and light-duty outdoor use. It is not an adhesive-lined waterproof sleeve. For fully sealed or submersible applications, dual-wall adhesive-lined heat shrink tubing is generally recommended.

What battery pack sizes does the 155mm flat width fit?

The 155mm flat width is commonly used for large-format battery packs built from multiple 18650 or 21700 cells, and for cylindrical assemblies with a pre-shrink diameter of approximately 80–95mm. For single 18650 cells, a narrower tubing size is typically more appropriate.

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

Yes. PVC heat shrink tubing is widely used for wire insulation, cable bundling, and connector protection in low-voltage applications. Always verify that the voltage rating meets your specific requirements before use — contact us to confirm the current batch rating.

Which color option should I choose?

Black is the standard choice for battery wrapping and general electrical insulation, providing a clean finish with good UV resistance. Blue is useful for color-coding wires or adding a visual identifier to specific circuits. Transparent lets you see the underlying component or printed label, which is helpful for inspection or display builds.

What tools do I need to apply this heat shrink tubing?

You need standard scissors or a utility knife to cut the tubing to length, and a heat gun to shrink it. A hair dryer on its highest setting may work for light applications, but a dedicated heat gun provides more consistent results. No special crimping or adhesive tools are required.

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

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