PVC Heat Shrink Tubing for RC Battery Packs — 50mm to 91mm, Multiple Colors

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Sale price$3.85 USD
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In stock (500 units), ready to be shipped

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Description

PVC Heat Shrink Tubing for RC Battery Packs — Reliable Protection from 50mm to 91mm

If you've ever had a battery pack with torn, cracked, or missing wrap, you know how quickly exposed cells can become a safety hazard — and how hard it is to find the right size tubing that actually fits. Whether you're rebuilding a LiPo flight pack, refreshing a NiMH car battery, or wrapping a custom NiCd sub-pack, getting the right sleeve is the difference between a clean, protected build and one that fails mid-run.

This PVC heat shrink tubing is sold by the meter in three cut lengths — 1m (≈39.4"), 2m (≈78.7"), and 5m (≈196.9") — and is available in 11 flat-width sizes ranging from 50mm (φ32mm inner diameter) to 91mm (φ58mm inner diameter). The tubing is made from flexible PVC with a generally 2:1 shrink ratio, available in 13 colors including Black, White, Red, Blue, Yellow, Green, Transparent, Silver Gray, Purple, Fruit Green, Orange Red, Orange, and Light Yellow.

Typical use cases include rewrapping RC car and airplane battery packs, protecting 18650 cell assemblies, insulating DIY power tool battery rebuilds, and color-coding multi-pack setups for quick identification in the field. The wide size range makes it a go-to for RC hobbyists, battery rebuilders, and electronics repair shops looking for a reliable heat shrink wrap for battery packs.

🔋 Compatible with LiPo, NiMH, NiCd, and Li-ion RC battery packs. Flat widths from 50mm to 91mm cover most standard RC pack sizes. Confirm your pack's outer diameter before ordering.

✅ Key Features of These PVC Heat Shrink Tubing Wraps

  • 📐Wide Size Range — Eleven flat-width options from 50mm (φ32mm) to 91mm (φ58mm) cover the majority of RC battery pack diameters, from compact 2S LiPo packs to large NiMH saddle packs.
  • 🎨13 Color Options — Choose from Black, White, Red, Blue, Yellow, Green, Transparent, Silver Gray, Purple, Fruit Green, Orange Red, Orange, and Light Yellow for easy pack identification and a clean finished look.
  • ✂️Cut-to-Length Flexibility — Available in 1m, 2m, and 5m rolls so you only buy what you need. The 5m roll is ideal for workshop stock or wrapping multiple battery packs in one session.
  • 🔥Low Activation Temperature — PVC heat shrink tubing typically activates at 70–90°C (158–194°F), making it compatible with standard heat guns without risk of damaging adjacent components.
  • 🛡️Insulating & Protective Wrap — Provides electrical insulation and mechanical protection against abrasion, minor impacts, and moisture ingress — keeping your battery cells contained and your connections covered.
  • Clean Shrink Finish — Shrinks evenly around the pack contour for a snug, wrinkle-free result that looks factory-built. Suitable for LiPo rewrap, NiMH battery sleeve replacement, and custom RC battery pack builds.

📐 Technical Specifications — PVC Heat Shrink Tubing for Battery Packs

Material PVC (Polyvinyl Chloride)
Flat Width (Size) 50mm, 55mm, 60mm, 66mm, 70mm, 75mm, 78mm, 80mm, 83mm, 85mm, 91mm
Inner Diameter (φ) φ32mm – φ58mm (varies by size; see variant options)
Available Lengths 1m (≈39.4"), 2m (≈78.7"), 5m (≈196.9")
Shrink Ratio Typically 2:1
Activation Temperature Typically 70–90°C (158–194°F)
Colors Available Black, White, Red, Blue, Yellow, Green, Transparent, Silver Gray, Purple, Fruit Green, Orange Red, Orange, Light Yellow
Compatible Battery Types LiPo, NiMH, NiCd, Li-ion
Wall Thickness (before shrink) See variant options or contact us to confirm
Application Method Heat gun (recommended) or hot air source
Sold As Single roll per order (select size, length, and color above)
⚠️ Size tip: The flat width listed (e.g., 50mm) is the tubing's width when laid flat. The inner diameter (φ) shown in parentheses is the approximate usable diameter before shrinking. Always measure your battery pack's outer diameter and compare to the φ value before ordering.

❓ Frequently Asked Questions

How do I choose the right size heat shrink tubing for my battery pack?

Measure the circumference of your battery pack and divide by π (≈3.14) to get the flat width you need. As a general rule, choose a flat width that is 5–10% larger than your pack's diameter so the tubing slides on easily before shrinking. For example, a pack with a 30mm diameter typically fits the 50mm (φ32mm) size. Always confirm with your specific pack dimensions before cutting.

What shrink ratio does this PVC tubing have?

PVC heat shrink tubing generally has a 2:1 shrink ratio, meaning it shrinks to approximately half its original diameter when heat is applied. The exact ratio may vary slightly by size — contact us to confirm for your specific variant if precision fit is critical.

What temperature is needed to shrink this tubing?

PVC heat shrink tubing typically activates at around 70–90°C (158–194°F). A heat gun set to low-to-medium heat works well. Move the heat gun evenly along the tubing to avoid hot spots. Avoid open flames, which can scorch or melt the material unevenly.

Is this tubing suitable for outdoor or waterproof use?

PVC heat shrink tubing provides basic moisture resistance and is generally suitable for indoor RC use and light outdoor conditions. It is not a fully waterproof or adhesive-lined sleeve. For submersible or heavy outdoor applications, consider dual-wall adhesive-lined tubing instead.

Which battery chemistries is this compatible with?

This tubing is compatible with LiPo, NiMH, and NiCd RC battery packs. It is also commonly used on Li-ion 18650 cell packs and other cylindrical or prismatic battery assemblies of matching diameter. If you are unsure whether your pack fits, measure the outer diameter and compare to the φ values listed in the size options.

How much length do I need for my battery pack?

Measure the length of your battery pack and add at least 10–15mm (≈0.4–0.6") on each end for overlap. A 1m (≈39.4") roll is typically enough for 3–6 standard RC packs depending on pack size. The 5m roll is ideal for workshop use or multiple builds in one session.

Can I use scissors or a knife to cut this tubing?

Yes. PVC heat shrink tubing cuts cleanly with sharp scissors or a utility knife before shrinking. After shrinking, it becomes more rigid — a hobby knife or sharp blade works best for trimming the ends to a clean finish.

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

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