10 Best Large Diameter Heat Shrink Tubing in The UK

Last updated on 22/05/2025

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Wirefy 3/4" Heat Shrink Tubing - Large Diameter - 3:1 Ratio - Adhesive Lined - Industrial Heat-Shrink Tubing - Black - 50 Feet Roll

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Why We Love It

Tight seals with 3:1 ratio.
Waterproof adhesive ensures durability.
Quick and easy application method.

Main Highlights

3:1 SHRINK RATIO - Recovers to 1/3 of its original diameter, and makes a tight seal. Eliminates the problem of 2:1 tubing not shrinking tight enough.
GLUE INSIDE - When heat is applied, adhesive comes out and seals the connection. This creates waterproof and long-lasting insulation.
EASY TO USE - Simply slide heat shrink tube over your connection point and apply heat. Make professional insulated connections in seconds.
DUAL WALL TUBING - Provides enhanced protection from wear and tear. Marine grade tubing is resistant to fluids, heat, and mechanical stretch.
3/4 INCH (19.1mm) SHRINK TUBING DIAMETER - Get the exact diameter you need. 50 Feet of shrink tubing will last through many projects.

Wirefy Heat Shrink Tubing Kit - Larger Diameter - 3:1 Dual Wall Tube - Adhesive Lined - Marine Shrink Tubing - Black, Red - 200 PCS

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Why We Love It

3:1 Shrink ratio durability.
Glue inside for sealing.
Variety of sizes included.

Main Highlights

3:1 SHRINK RATIO - Wirefy heat shrink tubing recovers to 1/3 of its original diameter, and makes a tight seal. Eliminates the problem of 2:1 tubing not shrinking tight enough.
GLUE INSIDE - When heat is applied, adhesive comes out and seals the connection, creating waterproof and long-lasting insulation.
VARIETY OF SIZES - We have included larger diameter heat shrink tubing ranging from 1/8" to 1". Shrink tubing is precut to 1.75 inches.
EASY TO USE - Simply slide the heat shrink tube over your connection point and apply heat. Professional connections made in seconds.
DUAL WALL TUBING - Outer wall of the heat-shrink tubing provides abrasion resistance. Inner wall creates waterproof seal and strain relief.

TOP-VIGOR 90mm Heat Shrink Tubing, 1M Length Heat Shrink Sleeving, 2:1 Ratio Heat Shrink Tube for Electrical Insulation, Repairs, Wrap Cable, Wire Connectors, Black

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Why We Love It

Quick and easy to use.
Provides excellent waterproof protection.
Perfect for various applications.

Main Highlights

【Size & Package】Before Shrink Dia: 90mm; Flat Width: 147mm; Total Length: 1M; Package Including: 1pc x Heat Shrink Tubing.
【Insulating, Waterproof & Quick Shrinking】 Made of PE/EVA, our heat shrink tubing features a waterproof surface and flame-retardant insulation, ensuring electrical safety. Also, it shrinks quickly to tightly wrap wires, preventing breakage and deformation for long-lasting protection.
【Exquisite Design】Our shrink wrap tubing adopts the shape of wire protection sleeve. This design allows the heat shrink to be tightly wrapped around the wire or connector when in use, while providing a larger operating temperature range to prevent electrical components from being adversely affected by the external environment.
【Easy to Use】 Simply cover the wire and apply heat with a heat gun, soldering iron, hair dryer, or lighter. The tube will shrink securely around the wire.
【Wide Applications】 Perfect for repairing wires, electrical insulation, mechanical protection, data cable decoration, cable bonding, color-coding, and wire marking. Also great for fitness equipment, fishing rods, and more.

Yizerel 2 Pack 1''(25.4mm) Heat Shrink Tube 3:1 Adhesive-Lined Heat Shrinkable Tubing Black&RED 4Ft

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Why We Love It

Durable polyolefin material.
Excellent shrink ratio.
High voltage rating.

Main Highlights

Material: polyolefin
Main color: black & red
Shrink Ratio: 3:1, Round diameter: 1'', Length: 1.22M(4Ft)
Rated voltage: 600V
temperature range: -55C to +125C,Beginning shrinking temperature: 70C,Completely shrinking temperature: 125C

Premium Black Heat Shrink Tubing Mini Reel, 3.2mm x 11m, 2:1 Ratio, Cable Sleeving by Gocableties

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Why We Love It

Flame retardant for safety.
Excellent electrical properties.
Flexible and easy to use.

Main Highlights

Premium 2:1 ratio heat shrink tubing mini reel
Colour: Black
Diameter: 3.2mm (Shrinks to 1.6mm) / Length: 11m
Produced from flame retardant cross linked polyolefin with a 80°C shrink temperature
Flame retardant, very good chemical and solvent resistance, excellent electrical and physical properties, anti-static, flexible and high dielectric strength

Preciva 1200 Pieces Heat Shrink Tubing, Electric Insulation HeatShrink Wrap Cable Sleeve, Wire Insulated Sleeving Tubes, Shrink Ratio 2: 1, 5 Colors, 12 Sizes

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Why We Love It

Shrinkage and insulation proficiency.
Ease of use.
Convenientstorage and categorization.

Main Highlights

【Shrinkage & Insulation】Preciva heat shrink tubing is made of polyolefin which ensures the heat shrink wrap 2:1 retraction ratio and the electrical isolation.
【Easy to Use & Shrink】This heat shrink cable sleeve is very easy to use and shrink, just wrap your target wire and shrink it with small hot air blower,small flame blowtorch, cigarette lighter,hot air gun or even hair dryer or soldering iron.
【Widely Application】With the compact design and wear-resistant function, the heat shrink connector can be used in many place.Such as broken wires, electrical insulation, mechanical protection, wire bandwidth, wire connection, wire ends process, wire / cable junctions, daily repairs,etc.
【Convenient to Storage】Packing with the transparent plastic box which makes the convenient storage of the shrink wrap tubing.Also separated by plastic plates makes it is easy for you to classify the different specifications of the tubes.
【You Will Get】Yellow,green,blue,black,red total 5 colors 1200PCS electrical heat shrink tubes with 12 types of different diameters of 1mm / 1.5mm / 2mm / 2.5mm / 3mm / 3.5mm / 4mm / 5mm / 6mm / 7mm / 10mm / 13mm and 45mm long for each.

ASHINER 580PCS Durable Heat Shrink Tubing Kit - Ideal for Electric Insulation and Repairs with Convenient Storage Case, Black

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Why We Love It

High-quality thick EVA material.
Full protection for wires.
Wide range of applications.

Main Highlights

High-Quality: Our heat shrink tube is made of high-quality thick EVA material, which can provide strong protection for your wires and cables. While offering the features of a larger range of operation temperature (-55°C to + 125°C), VW-1 fire resistance, 600V voltage resistance, no leakage, and water resistance to ensure it’s safe to use.
Full Protection: Our heat shrink tubing can work well with all types of heat dryer, lighter or hot air dryer, 1/2 shrinkage ratio, wraps on wires of all shapes closely and firmly. With the advantages of not easily breaking or deforming, long-lasting, durable, and fast-shrinking, it will be your good helper on electric works.
Wide Application: Heat shrink sleeving can support you on electrical insulation, wire bundling, color coding, mechanical protection, wire/cable joints, daily repairs, etc. It can effectively extend the serving life of wires and cables.
Package Included: 580 heat shrinking tubes of 11 sizes that fit all types of wires and cables, all packed in a heat shrink kit plastic box for easy storage or carry.
Specification: 20pcs x 6.0 x 45mm, 20pcs x 8.0 x 45mm, 60pcs x 10.0 x 45mm, 30pcs x 2.5 x 38mm, 60pcs x 3.0 x 38mm, 30pcs x 3.5 x 38mm, 70pcs x 4.0 x 45mm, 30pcs x 5.0 x 45mm, 100pcs x 2.0 x 38mm, 80pcs x 1.0 x 38mm, 80pcs x 1.5 x 38mm.

Adiwo Heat Shrink Tubing, 3:1 Black Heat Shrink Tube, Dia 30mm *1.5m Long Shrinkable Tube Cable Sleeve, Waterproof Heat Shrinkable Tube For Cable Insulation, Marking, Cable Bundling, Repair

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Why We Love It

Durable with 3:1 shrinkage.
Easy application with heat source.
Versatile for various uses.

Main Highlights

🪄【Shrinkage ratio 3:1】: Wire heat shrinkable tube is designed with heat shrinkage technology and shrinks with a shrinkage ratio of 3:1. By heating, the black pipe shrinks to 1/4 of its original diameter, making the cable less likely to break and deform.
🪄【Heat shrinkable tube】:Outer layer: polyethylene material, insulating and anti-wear, inner layer: hot melt adhesive, which plays the role of sealing, protection and buffering. Internal adhesive ensures a secure connection and protects against moisture and other environmental influences.
🪄【Easy to use】: Heat shrinkable tube is easy to use and shrinks quickly. Just put the heat shrinkable tube on the bare wire part and heat it with a lighter or heat gun.
🪄【Practical】: Covers all wire specifications needed in various applications. Mainly used for cable connection of line segments and wire harnesses, welding joints, protection and insulation of electronic components.
🪄【Wide Applications】: Black heat shrink tubing has good electrical insulation, corrosion resistance, and high temperature resistance. It is an insulating protection for the exposed parts of wire connections. It is very suitable for various applications, including automobiles, electronics, household appliances, etc.

sourcing map Heat Shrink Tubing, 40mm Dia 66mm Flat Width 2:1 Shrinkable Tube Wraps Electric Insulation Wire Bundling 1m - Black

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Why We Love It

Excellent electrical insulation properties.
Resilient against high temperatures.
Versatile for various applications.

Main Highlights

Flat Width : 66mm/2.6" ; Total Length : 1m/3.3ft
Operating Temperature : -55~+105℃(-67°F~221°F) ; Voltage Rating: 1000V
Heat shrink tubing is good useful, of the specification of good electrical insulation, corrosion resistance and high temperature resistance.
Widely Applications: Electrical Insulation, Wire Protection, Cable Bonding, Data Cable Decoration, Color-Coding, Wire Marking, Wire Bundling & more.
Package Content : 1pcs x Heat Shrink Tubing

Heat Shrink Tubing, Heat Shrink Sleeving 4:1 Ratio, Adhesive-Lined Heat Shrink Tube for Electrical Insulation, Repairs, Wrap Cable, Wire Connectors (12mm x 2m)

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Why We Love It

Fast 4:1 shrink ratio.
Insulating and waterproof design.
Adhesive-lined for secure fit.

Main Highlights

【4:1 SHRINK RATIO】The heat shrink ratio is 4:1, the shrinking is fast, it can wrap wire tightly so that it is not easy to break and deform, providing long-lasting protection for wire.
【INSULATING & WATERPROOF】Heat shrink sleeving is made of PE with waterproof surface, insulated flame retardant material provides stable performance and ensures electricity safety for you.
【ADHESIVE-LINED】There is thickened and uniform glue inside the heat shrink tube, it will come out and stick tightly on the wire when heated, providing good tightness.
【EASY TO USE】First slide heat shrink sleeving over your bare wire part, then heat it with a heat gun or lighter, the tube will shrink, make the connection in seconds, easy and quick to operate.
【MULTIPURPOSE HEAT SHRINK TUBE】Heat shrink tubing is suitable for wire and cable connection, wire protection, maintenance, wire end treatment, color coding, also can be used for fitness equipment parts, fishing rod and so on.

8.7

Excellent

We scanned 1700 products

We reviewed these offers relevant to the Large Diameter Heat Shrink Tubing within online retailers such as Amazon, eBay and other local retailers, ensuring we covered all major brands and models. The products we selected come from trusted brands like Wirefy, TOP-VIGOR, Yizerel, Gocableties, Preciva, ASHINER, Adiwo, sourcing map, Ailvor, all of which have a reputation for consistently delivering high-quality products that users love and innovative approaches for function & design.

For the best Large Diameter Heat Shrink Tubing in the market, we considered we took a deep dive into 8501 online reviews , focusing on elements like user satisfaction, performance in real-world conditions, and long-term reliability. Our ranking also evaluates each review’s relevancy, authenticity, up-to-dateness and depth so that the comparison is more sound.

We concluded that:

The clear winner of our analysis is Wirefy 3/4" Heat Shrink Tubing - Large Diameter - 3:1 Ratio - Adhesive Lined - Industrial Heat-Shrink Tubing - Black - 50 Feet Roll. We love many things about this product by Wirefy. What sets it apart from the competition is Tight seals with 3:1 ratio. , Waterproof adhesive ensures durability. , Quick and easy application method.
The best value product for most shoppers and where user satisfaction is continuously the highest is Wirefy Heat Shrink Tubing Kit - Larger Diameter - 3:1 Dual Wall Tube - Adhesive Lined - Marine Shrink Tubing - Black, Red - 200 PCS by Wirefy based on online reviews by bloggers, experts and online shoppers.
The biggest bargain at the moment for Large Diameter Heat Shrink Tubing and the best cost-to-value ratio is Wirefy Heat Shrink Tubing Kit - Larger Diameter - 3:1 Dual Wall Tube - Adhesive Lined - Marine Shrink Tubing - Black, Red - 200 PCSat Wirefy with a 3% discount.
Our list of the best Large Diameter Heat Shrink Tubing is updated regularly to reflect new releases and changes in product availability, so be sure to check back often for the latest rankings and discounts.

10 Best Large Diameter Heat Shrink Tubing in The UK

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We scanned 1700 products

We concluded that: