{"product_id":"heat-shrink-tubing-kit-wire-insulation-sleeves-diy-automotive-electronics","title":"Heat Shrink Tubing Kit – Wire Insulation Sleeves | DIY \u0026 Auto","description":"\n\u003ch2\u003eHeat Shrink Tubing Kit – Reliable Wire Insulation for Every Project\u003c\/h2\u003e\n\u003cp\u003eKeep your wiring neat, protected, and professional with this versatile \u003cstrong\u003eHeat Shrink Tubing Kit\u003c\/strong\u003e. Made from high-quality crosslinked polyethylene (PE), these insulation sleeves shrink snugly around wires, cables, and connectors when heat is applied — creating a secure, moisture-resistant, and flame-retardant barrier. Whether you're working on automotive wiring, electronics repair, or DIY home projects, this kit has you covered with a wide range of sizes and colours.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e2:1 Shrink Ratio\u003c\/strong\u003e – Shrinks to half its original diameter for a tight, custom fit on wires of varying thickness\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlame Retardant\u003c\/strong\u003e – Meets safety standards to resist ignition and slow the spread of flame\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Temperature Range\u003c\/strong\u003e – Operates reliably from -55°C to +125°C (-67°F to +257°F)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Dielectric Strength\u003c\/strong\u003e – 15 KV dielectric strength provides excellent electrical insulation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Construction\u003c\/strong\u003e – Tensile strength of 10.4 MPa resists tearing and mechanical stress\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy to Cut \u0026amp; Apply\u003c\/strong\u003e – Simply trim to length with scissors or a sharp knife, position over wire, and apply heat with a heat gun or lighter\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Colour \u0026amp; Black Options\u003c\/strong\u003e – Available in colourful assortments for easy wire identification or all-black for a clean, professional look\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBulk Quantities Available\u003c\/strong\u003e – Choose from bag packs (127–560 pcs) or box packs (328–800 pcs) to suit any project scale\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePE \/ Crosslinked Polyethylene\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eShrinkage Ratio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2:1\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMinimum Shrink Temp\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≥84°C (183°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFull Shrink Temp\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e≥120°C (248°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-55°C to +125°C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTensile Strength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10.4 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDielectric Strength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15 KV\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFlame Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFlame Retardant\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColours\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMulticolour Assortment \/ Black\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCutting Method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eScissors or sharp knife\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAutomotive wiring harnesses and electrical connectors\u003c\/li\u003e\n  \u003cli\u003eHome and commercial electronics repair\u003c\/li\u003e\n  \u003cli\u003eDIY hobbyist and maker projects\u003c\/li\u003e\n  \u003cli\u003eCable management and bundling\u003c\/li\u003e\n  \u003cli\u003eProtecting soldered joints and wire splices\u003c\/li\u003e\n  \u003cli\u003eColour-coding wiring systems for easy identification\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-channel-relay-module-dc-3-3v-24v-optocoupler-arduino\"\u003e1-Channel Relay Module DC 3.3V–24V Optocoupler for Arduino\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/0-25mm-1000-turn-precision-copper-inductor-coil-diy-electronics\"\u003e0.25mm 1000-Turn Precision Copper Inductor Coil for DIY Circuits\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor guidance on electrical safety and wiring best practices, visit the U.S. Consumer Product Safety Commission – Electrical Safety Resources.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What heat source can I use to shrink the tubing?\u003c\/h4\u003e\n\u003cp\u003eA: You can use a dedicated heat gun, a lighter, or even a hairdryer on its highest setting. A heat gun is recommended for the most even and controlled shrinkage, especially for automotive and electronics applications. The tubing begins shrinking at ≥84°C and fully shrinks at ≥120°C.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this heat shrink tubing suitable for outdoor or automotive use?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The crosslinked polyethylene (PE) construction is flame retardant and operates across a wide temperature range (-55°C to +125°C), making it well suited for automotive wiring, engine bays, and outdoor electrical installations where temperature fluctuations are common.\u003c\/p\u003e\n\u003ch4\u003eQ: How do I choose the right size tubing for my wire?\u003c\/h4\u003e\n\u003cp\u003eA: Select a tube with a supplied (pre-shrink) inner diameter that is slightly larger than the outer diameter of your wire or connector. After shrinking (2:1 ratio), the tubing will conform tightly. For example, a 4mm tube will shrink down to approximately 2mm. This kit includes multiple sizes to cover a wide variety of wire gauges.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What heat source can I use to shrink the tubing?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"You can use a dedicated heat gun, a lighter, or even a hairdryer on its highest setting. A heat gun is recommended for the most even and controlled shrinkage, especially for automotive and electronics applications. The tubing begins shrinking at ≥84°C and fully shrinks at ≥120°C.\"}}, {\"@type\": \"Question\", \"name\": \"Is this heat shrink tubing suitable for outdoor or automotive use?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. 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