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Heat Shrink Sleeve Tube - 4mm (1 meter)

SKU: J1PZVSL9VA
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4.9 (92 reviews)
The Heat Shrink Sleeve Tube – 4mm Diameter – Black – 1 Meter is a high-quality insulating sleeve designed to provide reliable protection for electrical wires, cable joints, solder connections, and electronic components. Manufactured from durable polyolefin material, this heat shrink tubing contracts uniformly when heated, forming a tight and secure protective layer around the enclosed wire or connector. With...
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The Heat Shrink Sleeve Tube – 4mm Diameter – Black – 1 Meter is a high-quality insulating sleeve designed to provide reliable protection for electrical wires, cable joints, solder connections, and electronic components. Manufactured from durable polyolefin material, this heat shrink tubing contracts uniformly when heated, forming a tight and secure protective layer around the enclosed wire or connector.

With a 4mm inner diameter, this tubing is ideal for medium-sized wires, cable splices, terminals, connectors, battery pack wiring, and various electronic assemblies. It offers excellent electrical insulation while protecting cables from moisture, dust, abrasion, corrosion, and everyday wear, ensuring long-lasting performance in demanding environments.

The black finish gives wiring a clean, professional appearance and is widely used in electronics, robotics, automotive wiring, industrial equipment, communication systems, and DIY electrical projects. Its 1-meter length allows users to cut the required size for multiple applications, making it a practical and economical solution for hobbyists, students, technicians, and professionals alike.

Whether you're repairing damaged insulation, organizing cables, building robotics projects, or assembling battery packs, the 4mm Heat Shrink Sleeve Tube provides an easy-to-use, durable, and professional solution for protecting your electrical connections.

Key Features

  • 4mm inner diameter before shrinking
  • 1-meter continuous length
  • Premium polyolefin construction
  • Excellent electrical insulation and mechanical protection
  • Resistant to moisture, dust, oils, and abrasion
  • Flexible, durable, and flame-retardant
  • Provides a neat and professional cable finish
  • Easy to shrink using a heat gun or hot air source
  • Suitable for electronics, robotics, automotive wiring, battery packs, and industrial applications

Shipping & Returns

Orders placed before 3 PM IST will be shipped on the same day (excluding Sundays and Public holidays) through our shipping partners. In rare cases, the pickup may get delayed during Public holidays / Bandh / Environmental disturbances.

Specifications

Specifications:

Product Type: Heat Shrink Sleeve Tube
Inner Diameter (Before Shrinking): 4 mm
Color: Black
Length: 1 Meter
Shrink Ratio: 2:1 (Shrinks to approximately 2 mm after heating)
Material: Premium Polyolefin
Operating Temperature: -55°C to +125°C
Minimum Shrink Temperature: 70°C
Recommended Full Shrink Temperature: 110°C–125°C
Flame Retardant: Yes
Electrical Insulation: Excellent
Moisture Resistance: Yes
Chemical Resistance: Resistant to oils, grease, moisture, and most common chemicals
Abrasion Resistance: Excellent protection against wear and mechanical damage
Flexibility: Highly flexible and durable after shrinking
UV Resistance: Moderate
RoHS Compliant: Yes
Application Method: Shrinks using a heat gun, hot air blower, or controlled heat source
Reusable: No (Single-use after shrinking)

Additional Resources

Heat SHrink.PDF

FAQ

1. What is a 4mm Heat Shrink Sleeve Tube used for?

A 4mm Heat Shrink Sleeve Tube is used to insulate and protect medium-sized wires, cable joints, connectors, and soldered connections. It provides electrical insulation, mechanical protection, and a clean, professional finish for electronic and electrical wiring.

2. How do I shrink the 4mm heat shrink tube?

Place the heat shrink tube over the wire or connection and apply heat evenly using a heat gun or hot air blower. As the tube heats up, it shrinks tightly around the wire, creating a secure and durable protective covering.

3. Can this heat shrink sleeve be used for battery packs and automotive wiring?

Yes. The 4mm heat shrink tube is suitable for insulating battery pack wiring, automotive electrical connections, robotics projects, Arduino circuits, and various industrial and DIY electronic applications.

4. Is the 4mm diameter measured before or after shrinking?

The 4mm diameter refers to the inner diameter before shrinking. With a standard 2:1 shrink ratio, the tube shrinks to approximately 2mm, allowing it to fit snugly around smaller wires and cable joints.

5. Can I cut the 1-meter heat shrink tube into smaller pieces?

Yes. The 1-meter tube can be easily cut into custom lengths to suit different wiring and insulation requirements, making it ideal for multiple projects and repairs.

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