1. What is a heat shrink tube used for?

The term "heat-shrink tubing" (also known as "heat shrink" or "heat shrink") refers to a plastic tube that can be shrunk and is used to insulate stranded and solid wire conductors, connectors, joints, and terminals in electrical wiring by providing abrasion resistance and environmental protection.

2. Can I use electrical tape instead of shrink tube?

Electrical tape is simpler and quicker to apply and remove than heat shrink tubing, but it does not provide the same amount of protection against abrasion, corrosive substances, or the elements. This indicates that it may be an useful cable management option for short-term fixes.

3. Does heat shrink tubing work if you cut it?

Heat-shrink tubing will work effectively if it is cut to the proper length and applied correctly. To use heat-shrink tubing, slide it over the object to be protected and then apply heat with a heat gun, lighter, or other suitable heat source. Because of the heat, the tubing will shrink and form a tight fit around the object. However, if the tubing is cut too short or improperly applied, it may not provide adequate coverage or protection. When working with heat-shrink tubing, it is critical to follow the manufacturer's instructions and to use the proper tools and techniques.

4. Are these cables suitable for DIY electronics?

Actually, the items are heat-shrink tubing (rather than cables). Yes — these sleeves are very suitable for DIY electronics. They’re designed for insulating wires, bundling cables, providing strain relief and making your projects look and work cleaner.

5. Can they be used for insulation on wires and cables?

Yes, definitely. The tubing is described as providing strong insulation, weather resistance and reliable performance for wire harnesses and cable protection. They’re ideal for covering exposed wires or connecting joints in electronics builds.

6. Do these kits include multiple colors and quantities?

Yes. There are kits that include large numbers of tubes in assorted sizes and colours. For example, one listing shows a “530 PCS Heat Shrink Tube Wire Insulation Sleeve” kit that comes with many pieces and multiple sizes. 530 PCS Heat Shrink Tube Kit

7. What is the shrink ratio and temperature range for these tubes?

Typical specifications mention a shrink ratio of 2:1 (meaning the tubing shrinks to about half its original diameter). In one example: 5 mm diameter tube shrinks to about 2.5 mm. The operating temperature range for one product is from around -40 °C to 125 °C. One model also lists a shrink temperature around 90 °C (the temperature at which it starts to shrink).

Heat Shrink Tubes, Heat Shrink Sleeves

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5mm Heat Shrink Tube Black - 1 Meter
5mm Heat Shrink Tube Black - 1 Meter Heat shrink tube (or, heat shrink tubing) is a tube that shrinks in diameter when heated. After being heated with a heat gun, it shrinks to 50% of its original diameter. Heat shrink sleeve with a...

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Heat Shrink Tube (1 Metre)
Heat shrink tubes (1 Metre) This heat shrink has exceptional insulation properties, excellent stress control properties, long-term weather and regular wear and tear resistance, ease of installation, and reliable performance in even the most adverse conditions. High performance 2:1 heat shrink material tubes, bundles,...

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530 PCS Heat Shrink Tube Wire Insulation Sleeve
530 PCS Heat Shrink Tube Wire Insulation Sleeve Heat Shrink Tubing is the perfect solution for electronic insulation needs. This versatile kit includes 530pcs of PVC material, ensuring durable and long-lasting insulation for wires and cables. Suitable for various activities, from electrical repairs to...

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60PCS Waterproof Solder Seal Heat Shrink Butt Wire Connector Terminals Copper
60PCS Waterproof Solder Seal Heat Shrink Butt Wire Connector Terminals Copper The Electrical Waterproof Solder Seal Heat Shrink Splice Wire Sleeve comes in Red, Yellow, White, and Blue. It is used to connect multiple wires together securely. This product is a good option instead...

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4mm Heat Shrink Tube Black - 1 Meter
4mm Heat Shrink Tubing Black - 1 Meter Heat shrink tube (or, heat shrink tubing) is a tube that shrinks in diameter when heated. After being heated with a heat gun, it shrinks to 50% of its original diameter. Heat shrink sleeve with a...

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2.5mm Heat Shrink Tube Black - 1 Meter
2.5mm Heat Shrink Tubing Black - 1 Meter A heat shrink tube (or, heat shrink tubing) is a tube that shrinks in diameter when heated. After being heated with a heat gun, it shrinks to 50% of its original diameter. Heat shrink sleeve with...

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Buy Heat Shrink Tubes online in India

A heat shrink tube is a shrinkable plastic tube used in electrical work to insulate wires and provide abrasion resistance and environmental protection for stranded and solid wire conductors, connections, joints, and terminals.

Heat shrink tube is a basic component in most electrical setups that protect wires and electrical components from external factors such as moisture, dust, abrasion, and sharp objects. This type of damage eventually leads to shorts and failures. Heat shrink tubes will also connect loose wires, connectors, joints, terminals, and splices, resulting in more organized and manageable bundles.

Heat Shrink Categories by Size

2.5mm Heat Shrink Tubes – Ideal for thin wires, sensor leads, jumper cables, and PCB pin insulation.

4mm Heat Shrink Tubes – Suitable for medium-gauge wires, servo cables, motor leads, and small harnesses.

5mm Heat Shrink Tubes – Best for thicker wires, battery leads, robotics cables, and power connectors.

Applications

Wire insulation and electrical joint protection

PCB project finishing and pin header insulation

Protecting cables from wear, bending, and environmental damage

Bundling wires in robotics, drones, and DIY electronics

Power supply and battery connector reinforcement

Strain relief for servo wires, sensor cables, and motor connections

How to Use Heat Shrinks (Shrinking Technique)

Cut a piece of heat shrink slightly longer than the exposed wire or joint.

Slide the tube over the wire or connection before soldering (if required).

Use a heat gun, lighter, or soldering iron side to gently heat the tube.

Move the heat source evenly around the tube to avoid burning or melting.

Allow the tube to fully shrink and form a tight seal around the wire.

Let it cool before applying stress to the joint.

Safety Tips

Avoid overheating — too much heat can burn the tube or damage insulation.

Do not touch the tubing immediately after shrinking; it will be hot.

Use proper ventilation if using open flame to heat the tube.

Keep heat sources away from batteries, plastics, and flammable materials.

DIY Project Ideas

Arduino Projects: Insulate sensor wires, jumper cables, and prototype boards.

Robotics: Protect motor cables, servo extensions, and battery connections.

Drones: Secure ESC wires, brushless motor leads, and LiPo connector joints.

RC Cars: Reinforce solder joints and power distribution cables.

Custom Charging Cables: Add strain relief to USB or DC barrel connectors.

LED Light Projects: Insulate LED strip connections and prevent short circuits.

Durability & Heat-Resistance Specifications

Size	Shrink Ratio	Operating Temperature	Heat Shrink Temperature	Best Uses
2.5mm	2:1	-55°C to 125°C	90°C–120°C	Thin wires, PCB jumpers, sensor cables
4mm	2:1	-55°C to 125°C	90°C–120°C	Servo wires, medium-gauge cables
5mm	2:1	-55°C to 125°C	90°C–120°C	Power wires, battery leads, robotics harnesses

Size

Shrink Ratio

Operating Temperature

Heat Shrink Temperature

Best Uses

2.5mm

2:1

-55°C to 125°C

90°C–120°C

Thin wires, PCB jumpers, sensor cables

4mm

2:1

-55°C to 125°C

90°C–120°C

Servo wires, medium-gauge cables

5mm

2:1

-55°C to 125°C

90°C–120°C

Power wires, battery leads, robotics harnesses

Note: Exact temperature ratings may vary slightly by brand, but these are common industry values.

Heat shrink tube type	Price
5mm Heat Shrink Tube Black - 1 Meter	Rs. 17/-
4mm Heat Shrink Tube Black - 1 Meter	Rs. 15/-
2.5mm Heat Shrink Tube Black - 1 Meter	Rs. 10/-
Heat Shrink Tube (1 Metre)	Rs. 21/-

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All About Heat Shrink Tubes, Heat Shrink Sleeves

Buy Heat Shrink Tubes online in India

Heat Shrink Categories by Size

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How to Use Heat Shrinks (Shrinking Technique)

Safety Tips

DIY Project Ideas

Durability & Heat-Resistance Specifications

Price List of Heat Shrink Tubes in India

Frequently Asked Questions

1. What is a heat shrink tube used for?

The term "heat-shrink tubing" (also known as "heat shrink" or "heat shrink") refers to a plastic tube that can be shrunk and is used to insulate stranded and solid wire conductors, connectors, joints, and terminals in electrical wiring by providing abrasion resistance and environmental protection.

2. Can I use electrical tape instead of shrink tube?

Electrical tape is simpler and quicker to apply and remove than heat shrink tubing, but it does not provide the same amount of protection against abrasion, corrosive substances, or the elements. This indicates that it may be an useful cable management option for short-term fixes.

3. Does heat shrink tubing work if you cut it?

4. Are these cables suitable for DIY electronics?

Actually, the items are heat-shrink tubing (rather than cables). Yes — these sleeves are very suitable for DIY electronics. They’re designed for insulating wires, bundling cables, providing strain relief and making your projects look and work cleaner.

5. Can they be used for insulation on wires and cables?

Yes, definitely. The tubing is described as providing strong insulation, weather resistance and reliable performance for wire harnesses and cable protection. They’re ideal for covering exposed wires or connecting joints in electronics builds.

6. Do these kits include multiple colors and quantities?

Yes. There are kits that include large numbers of tubes in assorted sizes and colours. For example, one listing shows a “530 PCS Heat Shrink Tube Wire Insulation Sleeve” kit that comes with many pieces and multiple sizes. 530 PCS Heat Shrink Tube Kit

7. What is the shrink ratio and temperature range for these tubes?

Let customers speak for us

All Categories

Heat Shrink Tubes, Heat Shrink Sleeves

Categories

Refined By Clear all

Availability

Price

Featured Products

Sort by:

All About Heat Shrink Tubes, Heat Shrink Sleeves

Buy Heat Shrink Tubes online in India

Heat Shrink Categories by Size

Applications

How to Use Heat Shrinks (Shrinking Technique)

Safety Tips

DIY Project Ideas

Durability & Heat-Resistance Specifications

Price List of Heat Shrink Tubes in India

Frequently Asked Questions

1. What is a heat shrink tube used for?

The term "heat-shrink tubing" (also known as "heat shrink" or "heat shrink") refers to a plastic tube that can be shrunk and is used to insulate stranded and solid wire conductors, connectors, joints, and terminals in electrical wiring by providing abrasion resistance and environmental protection.

2. Can I use electrical tape instead of shrink tube?

Electrical tape is simpler and quicker to apply and remove than heat shrink tubing, but it does not provide the same amount of protection against abrasion, corrosive substances, or the elements. This indicates that it may be an useful cable management option for short-term fixes.

3. Does heat shrink tubing work if you cut it?

4. Are these cables suitable for DIY electronics?

Actually, the items are heat-shrink tubing (rather than cables). Yes — these sleeves are very suitable for DIY electronics. They’re designed for insulating wires, bundling cables, providing strain relief and making your projects look and work cleaner.

5. Can they be used for insulation on wires and cables?

Yes, definitely. The tubing is described as providing strong insulation, weather resistance and reliable performance for wire harnesses and cable protection. They’re ideal for covering exposed wires or connecting joints in electronics builds.

6. Do these kits include multiple colors and quantities?

Yes. There are kits that include large numbers of tubes in assorted sizes and colours. For example, one listing shows a “530 PCS Heat Shrink Tube Wire Insulation Sleeve” kit that comes with many pieces and multiple sizes. 530 PCS Heat Shrink Tube Kit

7. What is the shrink ratio and temperature range for these tubes?

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