140PCS Multi-Coloured Heat Shrink Tubing Kit 2:1 Heat Shrink Sleeves for Wire Insulation, Cable Protection & Electrical Repairs

The 140PCS Multi-Coloured Heat Shrink Tubing Kit is a versatile assortment of heat shrink sleeves designed for insulating, protecting, and organizing electrical wires and cable connections. Made from high-quality polyolefin material, these heat shrink tubes provide reliable electrical insulation, strain relief, abrasion resistance, and environmental protection for a wide range of electronic and electrical applications.

The kit contains 140 pieces in 7 commonly used sizes (2mm to 10mm) and five different colors (Black, White, Yellow, Green, and Red), making it easy to identify wires while maintaining neat cable management. With a 2:1 shrink ratio, the tubing shrinks uniformly when heated, creating a secure, professional finish around solder joints, connectors, terminals, and wire splices.

Ideal for electronics repair, automotive wiring, DIY projects, industrial maintenance, and hobby applications, this compact assortment ensures you always have the correct size available for your wiring needs.

Key Features

• 140-piece assorted heat shrink tubing kit.
• Multi-colour assortment for easy wire identification.
• Includes 7 commonly used tubing sizes.
• 2:1 heat shrink ratio for secure insulation.
• High-quality polyolefin construction.
• Excellent electrical insulation properties.
• Provides protection against abrasion and moisture.
• Ideal for solder joints and cable repairs.
• Flexible and flame-retardant material.
• Easy to shrink using a heat gun or hot air source.
• Suitable for home, automotive, industrial, and DIY applications.
• Compact storage box for easy organization.

Technical Specifications

Kit Contents

Total: 140 Pieces

Applications

• Electrical Wire Insulation.
• Cable Joint Protection.
• Wire Harness Assembly.
• Automotive Wiring Repairs.
• DIY Electronics Projects.
• PCB Wiring.
• Battery Pack Assembly.
• Connector Insulation.
• Marine Electrical Systems.
• Home Appliance Repairs.
• Robotics Projects.
• RC Models.
• Industrial Cable Management.
• Telecom & Networking.

Precautions

• Use a heat gun or controlled hot air source for shrinking.
• Do not expose directly to an open flame.
• Select the appropriate tubing size before heating.
• Ensure wires are clean and dry before installation.
• Avoid overheating the tubing.
• Store in a cool, dry place away from direct sunlight.
• Keep away from sharp objects before installation.
• Disconnect electrical power before working on wiring.