PVC Heat Shrink Tubing Red — 7mm to 280mm Flat Width, Battery & Wire Insulation Sleeve - HomeDIYer
PVC Heat Shrink Tubing Red — 7mm to 280mm Flat Width, Battery & Wire Insulation Sleeve - HomeDIYer
PVC Heat Shrink Tubing Red — 7mm to 280mm Flat Width, Battery & Wire Insulation Sleeve - HomeDIYer
PVC Heat Shrink Tubing Red — 7mm to 280mm Flat Width, Battery & Wire Insulation Sleeve - HomeDIYer
PVC Heat Shrink Tubing Red — 7mm to 280mm Flat Width, Battery & Wire Insulation Sleeve - HomeDIYer
PVC Heat Shrink Tubing Red — 7mm to 280mm Flat Width, Battery & Wire Insulation Sleeve - HomeDIYer
PVC Heat Shrink Tubing Red — 7mm to 280mm Flat Width, Battery & Wire Insulation Sleeve - HomeDIYer
PVC Heat Shrink Tubing Red — 7mm to 280mm Flat Width, Battery & Wire Insulation Sleeve - HomeDIYer
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PVC Heat Shrink Tubing Red — 7mm to 280mm Flat Width, Battery & Wire Insulation Sleeve - HomeDIYerPVC Heat Shrink Tubing Red — 7mm to 280mm Flat Width, Battery & Wire Insulation Sleeve - HomeDIYerPVC Heat Shrink Tubing Red — 7mm to 280mm Flat Width, Battery & Wire Insulation Sleeve - HomeDIYerPVC Heat Shrink Tubing Red — 7mm to 280mm Flat Width, Battery & Wire Insulation Sleeve - HomeDIYerPVC Heat Shrink Tubing Red — 7mm to 280mm Flat Width, Battery & Wire Insulation Sleeve - HomeDIYerPVC Heat Shrink Tubing Red — 7mm to 280mm Flat Width, Battery & Wire Insulation Sleeve - HomeDIYerPVC Heat Shrink Tubing Red — 7mm to 280mm Flat Width, Battery & Wire Insulation Sleeve - HomeDIYerPVC Heat Shrink Tubing Red — 7mm to 280mm Flat Width, Battery & Wire Insulation Sleeve - HomeDIYer

PVC Heat Shrink Tubing Red — 7mm to 280mm Flat Width, Battery & Wire Insulation Sleeve

HomeDIYer
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By HomeDIYer®

Price:
$5.97 USD
Stock:
In stock (500 units), ready to be shipped

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Description

Red PVC Heat Shrink Tubing — Reliable Wire & Battery Insulation from 7mm to 280mm

Whether you're rebuilding a battery pack, organizing a wiring harness, or protecting exposed terminals in your workshop, finding heat shrink tubing that actually fits your components — without guessing — is a constant frustration. This red PVC heat shrink tubing is stocked in an unusually wide range of flat widths, from 7mm (≈0.28") all the way up to 280mm (≈11"), so you can cover everything from thin signal wires to large-diameter battery cells in a single order.

Each roll is made from flexible PVC with a standard 2:1 shrink ratio. Flat widths available: 7mm (≈0.28"), 9mm (≈0.35"), 12mm (≈0.47"), 17mm (≈0.67"), 23mm (≈0.91"), 27mm (≈1.06"), 29.5mm (≈1.16"), 31mm (≈1.22"), 36mm (≈1.42"), 40mm (≈1.57"), 43mm (≈1.69"), 45mm (≈1.77"), 50mm (≈1.97"), 55mm (≈2.17"), 60mm (≈2.36"), 66mm (≈2.60"), 70mm (≈2.76"), 75mm (≈2.95"), 80mm (≈3.15"), 83mm (≈3.27"), 85mm (≈3.35"), 91mm (≈3.58"), 95mm (≈3.74"), 103mm (≈4.06"), 110mm (≈4.33"), 115mm (≈4.53"), 125mm (≈4.92"), 130mm (≈5.12"), 135mm (≈5.31"), 140mm (≈5.51"), 150mm (≈5.91"), 160mm (≈6.30"), 170mm (≈6.69"), 180mm (≈7.09"), 280mm (≈11.02"). Length options: 1 Meter (≈3.3 ft), 2 Meter (≈6.6 ft), 5 Meter (≈16.4 ft), 10 Meter (≈32.8 ft), and 20 Meter (≈65.6 ft).

Typical use cases include DIY lithium battery pack assembly and cell-level insulation, automotive wire loom protection and color-coding, and electronics repair where red heat shrink tubing for wire identification is needed in a workshop or field setting.

ℹ️ Sizing note: Flat width ÷ π ≈ the maximum diameter this tubing will slide over before shrinking. When in doubt, size up one step — PVC shrinks to roughly half its flat width. See the FAQ below for a quick sizing guide.

✅ Key Features of These Red PVC Heat Shrink Tubing Sleeves

  • 📏34 Flat Width Options in One Listing — From 7mm (≈0.28") to 280mm (≈11"), this single listing covers wire gauges from thin signal cables up to large battery bus bars, eliminating the need to source from multiple suppliers.
  • 🔴Consistent Red Color for Wire Identification — The uniform red pigment makes this tubing ideal for positive-lead marking, phase identification, and color-coded wiring harness organization in automotive and electronics projects.
  • 🔥Standard 2:1 Shrink Ratio — Activates at typically 90–120°C (194–248°F) with a heat gun; shrinks evenly around irregular shapes including terminals, connectors, and battery cell ends without cracking or splitting.
  • 🛡️Electrical Insulation & Abrasion Protection — PVC construction provides a dielectric barrier generally rated for low-voltage applications up to 600V, while also shielding wires from chafing, moisture, and mechanical wear.
  • ✂️Cut-to-Length Flexibility — Available in 1 m, 2 m, 5 m, 10 m, and 20 m rolls so you can buy exactly what your project requires — whether it's a single battery rebuild or a full workshop stock of red heat shrink wire sleeve.
  • ⚡Smooth Interior for Easy Sliding — The tubing's interior surface allows it to slide over connectors, solder joints, and terminals without snagging, saving time during battery pack assembly and cable harness wrapping.

📐 Technical Specifications — PVC Heat Shrink Tubing

Material PVC (Polyvinyl Chloride)
Color Red
Shrink Ratio Typically 2:1
Flat Width Range 7mm (≈0.28") – 280mm (≈11.02")
Available Lengths 1 m (≈3.3 ft), 2 m (≈6.6 ft), 5 m (≈16.4 ft), 10 m (≈32.8 ft), 20 m (≈65.6 ft)
Activation Temperature Typically 90–120°C (194–248°F)
Voltage Rating Generally up to 600V (low-voltage applications)
Wall Thickness (before shrink) See variant options
Wall Thickness (after shrink) See variant options
Recommended Application Tool Heat gun (low to medium setting)
Suitable For Battery insulation, wire bundling, terminal protection, cable identification
Indoor / Outdoor Use Indoor & sheltered outdoor (basic moisture resistance)
Country of Origin Contact us to confirm
⚠️ Confirm your size before ordering: Flat width is measured flat (not diameter). Use the formula: required flat width ≈ object diameter × 1.57. If your measurement falls between two sizes, always choose the larger option.

❓ Frequently Asked Questions

How do I choose the right flat width for my wire or battery?

Measure the diameter of your wire, battery cell, or object, then multiply by approximately 1.57 to get the minimum flat width needed. For example, a 10mm diameter battery cell typically requires a flat width of at least 16mm. When in doubt, size up — PVC heat shrink generally shrinks to about half its flat width diameter. For inch-based measurements: a ½" (12.7mm) diameter object needs roughly a 20mm (≈¾") flat width.

What shrink ratio does this PVC tubing have?

This tubing generally has a 2:1 shrink ratio, meaning it shrinks to approximately half its original expanded diameter when heat is applied. For example, a 50mm (≈2") flat width will typically shrink down to cover an object up to about 32mm (≈1.25") in diameter. The exact ratio may vary slightly by size — contact us to confirm for your specific variant.

What temperature is needed to shrink this tubing?

PVC heat shrink tubing typically activates at around 90–120°C (194–248°F). A heat gun set to low or medium is the recommended tool. Move the heat gun steadily along the tubing to ensure even shrinkage. Avoid open flames — they can cause uneven shrinkage, scorching, or damage to the underlying wire insulation.

Can this tubing be used outdoors or in wet environments?

PVC heat shrink tubing provides basic moisture resistance and is suitable for indoor and sheltered outdoor use. For fully waterproof, UV-exposed, or submersed outdoor applications, a dual-wall adhesive-lined heat shrink tubing is generally recommended instead. If you're unsure, contact us before ordering.

Is this tubing compatible with standard battery pack terminals and wire gauges?

Yes. The wide size range — 7mm to 280mm flat width — covers most common wire gauges from small signal wires (AWG 28–22) up to large battery packs, bus bars, and cable bundles. Select the flat width that corresponds to your component's diameter using the 1.57× formula for a snug fit after shrinking.

How much length do I need for my project?

For single repairs or small wiring jobs, 1–2 meters is typically sufficient. For larger projects like battery pack assembly, cable harness wrapping, or workshop stock, 5–20 meter rolls offer better value per meter. We recommend buying slightly more than your measured need to account for trimming and test pieces.

What is the voltage rating of this PVC heat shrink tubing?

PVC heat shrink tubing in this category is generally rated for low-voltage applications, typically up to 600V. For high-voltage, industrial electrical, or UL-listed applications, please contact us to confirm suitability and request documentation before ordering.

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

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