Best 4 To 1 Heat Shrink Tubing in 2022 [*Top Picks*]

1052 Reviews Scanned

• Bestseller #1

  Wirefy 190 PCS Heat Shrink Tubing Kit - 4:1 Dual Wall Tube - Adhesive Lined - Marine Shrink Tubing - Black, Red (1510)

  4:1 SHRINK RATIO - Recovers to 1/4 of its original diameter, and makes a tight seal. Highest heat shrink ratio on the market. 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 5 most commonly used diameters ranging from 1/4" to 3/4". Shrink tubing is precut to 1.75 inches. EASY TO USE - Simply slide heat shrink tube over your connection point and apply heat. Professional connections made in seconds. DUAL WALL TUBING - Outer wall provides abrasion resistance. Inner wall creates waterproof seal and strain relief.

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• Bestseller #1

  RockDIG 104PCS 4:1 Heat Shrink Tubing Double-Wall Adhesive Lined Wrap Tube Assortment Kit 6 Sizes 4 6 8 12 16 20mm Black (149)

  Ratio 4:1 Heat shrink tubing, will shrink up to 1/4 of the original diameter. Double-wall glue inside, with coated hot melt adhesive to prompt the sealing waterproof performance. 4 sizes total 104pcs, 4mm(48pcs) 6mm(32pcs) 8mm(6pcs) 12mm(6pcs) 16mm(6pcs) 20mm(6pcs). Suitable for electrical insulation, wire bundling, mechanical protection, cable joints and daily repairs etc... All packed in one handy plastic box, for easy organization and storage.

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• Bestseller #1

  Wirefy 1/4" Heat Shrink Tubing - 4:1 Ratio - Adhesive Lined - Marine Grade Heat Shrink - 50 Feet Roll - Black (1510)

  4:1 SHRINK RATIO - Recovers to 1/4 of its original diameter, and makes a tight seal. Highest heat shrink ratio on the market. 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. Industrial grade tubing is resistant to fluids, heat, and mechanical stretch. 1/4" (6.0mm) SHRINK TUBING DIAMETER - Get the exact diameter you need. 50 Feet of shrink tubing will last through many projects.

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• Bestseller #1

  4:1 Heat Shrink Tubing Adhesive Waterproof Glue Insulated Dual Wall Black Heat Shrinkable Tube Sleeve (1/4"-30 Feet) (1)

  【4:1 RATIO RAISE EFFICIENCY】: Heat-shrink tubing 4:1 it will rapid contraction to 25% of original diameter. Can covers irregular shapes and more tight fit oddly-shaped items than 2:1 ratio tubing. 【ADHESIVE LINED&DUAL WALL】: Shrink sleeve with hot melt adhesive on the inner wall that achieve better waterproof and insulating Sealing effects.Dual wall increased mechanical protection strength. 【HIGH PRACTICABILITY AND PROTECTION 】: 4 to 1 Heat shrink increased ability to stand up to wear and tear while maintaining flexibility. Easy to use large diameter wires repairing and simplifies cable repair without risk of electrocution. 【PE HIGH ELASTIC MATERIAL】: Waterproof heat shrink tube is made from polyolefin has passed UL and CSA certification, meets RoHS requirements, which has the advantages of good electrical insulation,Flame Retardant,corrosion resistance, oil-proof etc. 【VARIETY OF SIZES】The 4:1 shrink tube data shown in this product are the inner diameter of the heat shrinkable tube the round state. not the measured data of the outer diameter and flattened .We have included 5 most commonly used diameters ranging from 1/4" to 1" .

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• Bestseller #1

  Electriduct 38PCS Heat Shrink Tubing Kit 4:1 Dual Wall Tube Adhesive Lined - Assorted Sizes Range: 3/16" to 1" (Black) Marine Electrical Cable Sleeve Insulation Set (962)

  4:1 Ratio | 38 pieces | 4" lengths | Thin adhesive inside liner. Dual Wall | Color: Black 7 Sizes: 3/16" (12 pcs), 1/4" (10 pcs), 3/8" (6 pcs), 1/2" (4 pcs), 5/8" (2 pcs), 3/4" (2 pcs), 1" (2 pcs) Comes with storage box

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• Bestseller #1

  Black Heat Shrink Tubing 4:1 Ratio Adhesive Lined - Marine Grade Waterproof Wire Insulation Seal (1/2“-12Feet, Black) (1)

  【4:1 RAPID CONTRACTION】4:1 shrink tubing-Highest shrinkage ratio. it will shrink to 1/4 of its original diameter, more tightly than 2:1 ratio tubing ,used in more applications. 【ADHESIVE LINED&DUAL WALL】Black Heat Shrink Tubing with excellent electrical insulation and mechanical protection and inner wall adhesive liner that provides a permanent, waterproof and seal.Dual wall increased ability to stand up to wear and tear. 【HIGH PROTECTION AND EASY TO USE】 : 4 to 1 heat shrink can covers even irregular shapes and tight fit oddly-shaped items,protect it from abrasions and after shrinking that it will addition stiffness provide tough protective cover .while maintaining flexibility easy to use. 【PE HIGH ELASTIC MATERIAL】: Waterproof heat shrink tube has passed UL and CSA certification, meets RoHS requirements, which has the advantages of good electrical insulation,Flame Retardant,corrosion resistance, oil-proof etc. 【VARIETY OF SIZES】The 4:1 shrink tube data shown in this product are the inner diameter of the heat shrinkable tube the round state. not the measured data of the outer diameter and flattened .We have included 5 most commonly used diameters ranging from 1/4" to 1" .

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• Bestseller #1

  5 Feet 1/2 Inch Heat Shrink Tubing 3:1 Adhesive-Lined Heat Shrinkable Tube Waterproof Insulation Sealing DIY by Purple-fox Black Dia(12.7mm (1/2")) (8)

  Safety and Environmental Protection: Purple-fox heat-shrinkable tubes are UL and CSA certified, RoHS compliant, free of formaldehyde (HCHO), heavy metals and other harmful substances protecting you and your family from toxins Versatile and DIY Helper: High-quality heat shrink tubing, they can be used for solder joint protection, group of lines marking, resistance electric capacity reason protection etc. Note: Make sure temperature of your heat gun is up to 212℉(Fahrenheit), then glue inside will soften and seal the connection. Great Advantages : Our heat-shrinkable tube are with glue lined which has the advantages of good electrical insulation, good sealing, corrosion resistance and high temperature resistance. Anti-aging, tough, not easy to break. Easy and fast: It is 3:1 heat shrink ratio, and will shrink up to 1/3 of original, only use a lighter heating if the tube is small or hair dryer heating or heat gun for large one. Widely Applications: Heat-shrinkable tubes are mainly used for wire links, anti-rust and anti-corrosion protection of solder joints, and audio and electrical DIY. Wire ends, harnesses, electronics protection and insulation treatment. Fitness equipment parts and steel structure surface protection and so on.

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• Bestseller #1

  3:1 Adhesive Heat Shrink Tubing, 1/4 Wire Shrink Wrap, Heat Shrink Tube 4.9ft Black & Red 2 Pack (57)

  ★【3:1 GLUE INSIDE ADHESIVE TUBING】 Thick adhesive-lined heat shrink tubing provides a tough and long lasting sealed system for underground, direct buried and submersible application, against abrasion, flames, chemicals and moisture. ★【SAFE& ECO-FRIENDLY】 Our heat shrink tubes are both UL & CSA certified for up to 600V, 257 degrees Fahrenheit which ensures its safety and reliability. They are also Formaldehyde (HCHO) Free, protecting you and your family from toxins. ★【THOUGHTFUL LONGER TUBING】 Our heat shrink wraps are 4.9ft long, much longer than the common ones in the markets. Long enough to be cut for your needs. ★【QUICK & EFFECTIVE WIRING】 Fast, safe, secure way to wrap wiring harnesses. It is a solid alternative to taping, molding or potting. Only a heat gun, a torch or lighter is needed to heat the tubing. ★【WHAT YOU GET】 Total 2 pcs of Black and Red heat shrink tubing, each 4.9ft long Dia. 1/4".

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• Bestseller #1

  uxcell 3.3ft 103mm Flat 65mm Dia PVC Heat Shrink Tubing Black for 18650 Battery (386)

  This PVC heat shrink tube is a great items for protecting and repairing the cover. Shrinkable Temperature:80°C; Shrinking Rate: 48%(cross section)and 5%(longitudinal) Flat Width: 103mm/4inch; Length: 1m; Temperature Range: -40℃ to +105℃; Heating tool: Hot Air Tools Insulation, stable performance and fast shrinkage. Note:Please place this product in a cool place to avoid deformation due to high temperature.

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• Bestseller #1

  2 Pcs 1 inch (Diameter) 3:1 Waterproof Heat Shrink Tubing Kit, Large Marine Dual Wall Adhesive Shrinkable Wire Wrap Tube, Insulation Sealing Wear-Resistant Cable Protector by YUKSY (4ft, Black & Red) (135)

  Good Tightness - Dual Wall Adhesive Heat Shrink Tube has the advantages of good electrical insulation, good sealing and high temperature resistance. After being shrunk, it's thick and stays stuck, the tube snug around the wire, or cable and also closes around the connector. And give you a tidy connection or electrical insulation. Widely Use - Our heat shrink tubing are widely used in wire connection, rust prevention and corrosion protection of solder joints, protection and insulation processing of wire end, wiring harness and electronic components, and audio and electrical DIY. Fitness equipment parts and steel structure surface protection and so on. Easy Use and Fast - You just use a heat gun heat it evenly until it wrap the wire or connector tightly. It is a 3:1 heat shrink ratio and will shrink to the original 1/3. (Temperature of your heat gun is up to 212℉, then glue inside will soften and seal the connection.) Safe & ECO-Friendly - Our heat shrink tubing are UL certified, RoHS compliant, which ensures its safe and environmental protection. Protect you and your family. Multiple Size - This is 2 pcs 4 feet long 1" in diameter large heat shrink tubing black and red (Note: it is 1" in round diameter, but not 1" in width). Other sizes also available in our store, like 1/2", 3/4" ,1.5", 2". our worry-free 24-month and friendly customer service ensure pleasant shopping experience.

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