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5-Color 4:1 Heat Shrink Tubing Kit

$12.99 USD
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Haisstronica model automatic cable stripper for precision tasks.
Pince à dénuder auto-ajustable pour AWG 24-10 $15.99
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Pince à sertir les embouts de câbles Haisstronica, AWG 23-10, hexagonale auto-ajustable, pour cosses à cliquet, embouts de câbles $20.99

5-Color 4:1 Heat Shrink Tubing Kit provides black, red, clear, white, and blue adhesive-lined tubing for wire identification, insulation, moisture sealing, and harness organization. Each size option includes 15FT total—3FT per color—and the 4:1 shrink ratio helps the tubing recover tightly over uneven joints and connectors.

Size & Color Guide
Before Diameter Nominal Recovered Diameter Total Length Colors Material / Sealing Recommended Application
1/8 in Approx. 1/32 in 15FT (3FT per color) Black, Red, Clear, White, Blue Dual-wall plastic, self-adhesive lining Small wires and compact splices
3/16 in Approx. 3/64 in 15FT (3FT per color) Black, Red, Clear, White, Blue Dual-wall plastic, self-adhesive lining Light wire bundles and small terminals
1/4 in Approx. 1/16 in 15FT (3FT per color) Black, Red, Clear, White, Blue Dual-wall plastic, self-adhesive lining Common wire joints and terminal barrels
3/8 in Approx. 3/32 in 15FT (3FT per color) Black, Red, Clear, White, Blue Dual-wall plastic, self-adhesive lining Medium cable joints and bundled wires
1/2 in Approx. 1/8 in 15FT (3FT per color) Black, Red, Clear, White, Blue Dual-wall plastic, self-adhesive lining Larger cable joints and harness branches
3/4 in Approx. 3/16 in 15FT (3FT per color) Black, Red, Clear, White, Blue Dual-wall plastic, self-adhesive lining Large connectors and cable assemblies
1 in Approx. 1/4 in 15FT (3FT per color) Black, Red, Clear, White, Blue Dual-wall plastic, self-adhesive lining Large cable bundles and wide joints

Recovered diameters are nominal values calculated from the stated 4:1 ratio. The current product listing does not publish a numeric heating-temperature range; apply controlled, even heat and stop once the tubing has fully recovered and the adhesive has sealed the edges.

❓What do the five heat-shrink tubing colors mean?

The colors help identify circuits, functions, or wire groups. They do not set the wire gauge or electrical rating, so follow your project documentation and local wiring conventions.

❓How do I choose the correct 4:1 tubing size?

Choose a before-shrink diameter that clears the widest part of the joint and a nominal recovered diameter that is smaller than the area to be sealed. This lets the tubing pass over the connection and recover tightly.

❓Is this tubing adhesive-lined?

Yes. The product listing identifies a self-adhesive installation method and dual-wall construction. When heated correctly, the internal adhesive helps form a moisture-resistant seal.

❓How much tubing is included?

Each selected diameter includes 15FT total: 3FT each in black, red, clear, white, and blue.

❓What heating temperature should I use?

The current product listing does not publish a numeric temperature range. Use controlled, even heat, keep the heat source moving, and stop once the tubing has fully recovered and the adhesive has sealed the edges.

❓How to Choose the Right Size

Measure the widest part the tubing must pass over, including the connector or splice. Choose a before-shrink diameter larger than that point, then confirm the nominal recovered diameter is smaller than the cable or joint you want to seal. The 4:1 ratio is especially useful where the joint is much wider than the wire. Choose 54FT for repeat workshop or fleet use and 21FT for occasional repairs.

❓How to Install

  1. Disconnect power, clean the cable or joint, and cut the required tubing length.
  2. Slide the tubing over the cable before completing any permanent connection.
  3. Center the tubing over the joint and apply controlled heat, moving from the center toward both ends.
  4. Rotate the assembly so the sleeve recovers evenly and the adhesive seals the edges.
  5. Stop heating when recovery is complete and allow the joint to cool before handling or restoring power.

Avoid open flame and overheating. The listing does not provide a numeric temperature range, so use controlled, even heat and follow the heat-tool instructions. Browse more heat shrink tubing, compare the 5-color 4:1 heat shrink tubing kit, or use a 350W mini heat gun for controlled heating.
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  • Delivery Time: 1-2 business days to The US and Canada. Delivery times may vary depending on your location and carrier conditions.
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    You may request a return within 30 calendar days of delivery. Items must be unused, in their original condition, and include all original packaging and accessories.
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Learn More About Porduct

  • 4:1 Shrink Ratio: it can shrink to 1/4 of the original diameter,Shrink tighter and seal better than 3:1 and 2:1.
  • Good Seal: The supplied adhesive coating provides a strong and durable seal that protects your wires from moisture, dirt and other external elements. Say goodbye to loose connections and potential short circuits
  • Crystal Clear:Inspect Connections Through the Tube — Transparent body lets you visually verify solder joints, crimp quality, and adhesive flow after installation. Also works as label protection — slide over printed wire markers to keep them readable, waterproof, and scratch-resistant.
  • Wider Application: Heat shrink tubing is used for marine and automotive wiring, wire connections and DIY electrical wiring projects. For all your needs

Use this 5-color tubing for automotive and marine wiring, electrical repairs, connector protection, cable-bundle organization, and DIY projects. The dual-wall construction adds insulation and mechanical protection, while the internal adhesive helps block moisture and dirt. Do not use it as a substitute for a connector, fuse, or insulation system required by the equipment manufacturer.

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