{"product_id":"285mm-flat-width-pvc-heat-shrink-tubing-battery-pack-wrap-sleeve","title":"285mm Flat Width PVC Heat Shrink Tubing for Battery Pack Wrap \u0026 Sleeve Insulation","description":"\u003cscript type=\"application\/ld+json\"\u003e\n{\n  \"@context\": \"https:\/\/schema.org\",\n  \"@type\": \"FAQPage\",\n  \"mainEntity\": [\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What does 285mm flat width mean, and how do I choose the right size?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Flat width is the measurement of the tubing when pressed flat. 285mm flat width generally corresponds to a diameter of approximately 181mm (≈7.1\\u201d) before shrinking. To choose the right size, measure the circumference of your battery pack or object and select tubing whose flat width is slightly larger than half that circumference. When in doubt, size up — the tubing will conform tightly once heat is applied.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How much does this heat shrink tubing shrink?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"PVC heat shrink tubing of this type typically has a shrink ratio of approximately 2:1, meaning it will shrink to roughly half its original diameter when heated. Always verify the final fit on a sample piece before wrapping your full battery pack.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What temperature is needed to shrink this tubing?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"PVC heat shrink tubing generally activates at temperatures between 70°C–120°C (158°F–248°F). A heat gun set to a low or medium setting works best. Avoid open flames, as they can scorch or melt the material unevenly.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can this tubing be used outdoors or in wet environments?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"PVC heat shrink tubing provides good moisture resistance for general indoor use and light outdoor applications. However, it is not rated for continuous submersion or prolonged UV exposure. For harsh outdoor or marine environments, consider adhesive-lined polyolefin tubing instead.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Is this tubing compatible with lithium-ion and NiMH battery packs?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. This PVC heat shrink sleeve is commonly used to wrap lithium-ion (Li-ion), lithium polymer (LiPo), NiMH, and NiCd battery packs. It provides electrical insulation and a clean finished appearance. Always ensure the battery pack is fully assembled and cool before applying heat.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How do I cut the tubing to the right length?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Use sharp scissors or a utility knife to cut the tubing to your desired length before shrinking. Cut slightly longer than needed — typically add 10–20mm (≈0.4\\u201d–0.8\\u201d) on each end — to allow for any shrinkage along the length and to ensure full coverage of the battery pack.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Which color should I choose — black or blue?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Both colors offer identical electrical insulation and shrink performance. Black is the most common choice for a clean, professional look and is widely used in RC cars, power tools, and DIY electronics. Blue is popular for color-coding battery packs or adding a distinctive appearance to custom builds.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e\n\n\u003cdiv class=\"hdiy-desc\"\u003e\n\n  \u003cdiv class=\"hdiy-overview\"\u003e\n    \u003ch2\u003e285mm PVC Heat Shrink Tubing — Reliable Battery Pack Wrap \u0026amp; Sleeve Insulation\u003c\/h2\u003e\n    \u003cp\u003eIf you've ever finished building a battery pack only to have it look unfinished, unprotected, or prone to short circuits from exposed cells, you know how critical the right wrap is. Whether you're a hobbyist assembling RC car packs, a maker building custom power banks, or a technician refurbishing cordless tool batteries, a clean, snug sleeve makes all the difference in both safety and presentation.\u003c\/p\u003e\n    \u003cp\u003eThis listing includes PVC heat shrink tubing with a \u003cstrong\u003e285mm flat width\u003c\/strong\u003e — corresponding to a pre-shrink diameter of approximately 181mm (≈7.1\"). Available in \u003cstrong\u003eBlack\u003c\/strong\u003e and \u003cstrong\u003eBlue\u003c\/strong\u003e, with length options of \u003cstrong\u003e1 Meter (≈39.4\")\u003c\/strong\u003e, \u003cstrong\u003e2 Meter (≈78.7\")\u003c\/strong\u003e, \u003cstrong\u003e3 Meter (≈118.1\")\u003c\/strong\u003e, \u003cstrong\u003e4 Meter (≈157.5\")\u003c\/strong\u003e, and \u003cstrong\u003e5 Meter (≈196.9\")\u003c\/strong\u003e. The tubing is made from PVC (polyvinyl chloride), offering good dielectric strength and flexibility at a practical price point for both prototyping and production runs.\u003c\/p\u003e\n    \u003cp\u003eTypical use cases include wrapping large-format lithium-ion and NiMH battery packs for RC vehicles and drones, insulating custom power tool battery rebuilds, and bundling or color-coding cable harnesses in automotive and marine electrical projects — all applications where a secure, form-fitting battery pack wrap sleeve is essential.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-compat\"\u003e\n    \u003cspan class=\"hdiy-compat-icon\"\u003eℹ️\u003c\/span\u003e\n    \u003cstrong\u003eCompatibility Note:\u003c\/strong\u003e This tubing is sized for large-diameter battery packs and cylindrical assemblies. Before ordering, measure the circumference of your pack and confirm the flat width (285mm) is slightly larger than half that measurement. If you need a different flat width, contact us to confirm the right fit.\n  \u003c\/div\u003e\n\n  \u003ch2\u003e✅ Key Features of These 285mm PVC Heat Shrink Tube Sleeves\u003c\/h2\u003e\n  \u003cul class=\"hdiy-features\"\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔋\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eLarge-Format Battery Pack Coverage\u003c\/strong\u003e — 285mm flat width accommodates large cylindrical and prismatic battery assemblies, making it a go-to choice for RC packs, power tool rebuilds, and custom lithium battery wrapping.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e⚡\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eElectrical Insulation\u003c\/strong\u003e — PVC material provides solid dielectric protection, helping prevent accidental short circuits between exposed cell contacts and conductive surfaces during handling and use.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🎨\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eTwo Color Options for Easy Identification\u003c\/strong\u003e — Choose Black for a clean, professional finish or Blue for color-coding battery packs in multi-pack systems — both colors shrink identically with no performance difference.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📏\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eFlexible Length Selection\u003c\/strong\u003e — Available in 1m through 5m cuts, so you can order exactly what your project needs without waste — ideal for both one-off DIY builds and small production runs of battery pack wrap sleeves.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔥\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eLow-Temperature Activation\u003c\/strong\u003e — Shrinks reliably with a standard heat gun at generally 70°C–120°C (158°F–248°F), conforming tightly to irregular shapes without scorching or distorting the underlying cells.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e✂️\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eEasy to Cut and Handle\u003c\/strong\u003e — Cuts cleanly with scissors or a utility knife before shrinking, allowing precise length control for battery sleeve insulation on packs of varying heights.\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003e📐 Technical Specifications — PVC Heat Shrink Tubing\u003c\/h2\u003e\n  \u003cdiv class=\"hdiy-table-wrap\"\u003e\n    \u003ctable\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003ctd\u003ePVC (Polyvinyl Chloride)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eFlat Width\u003c\/th\u003e\n\u003ctd\u003e285mm (≈11.2\")\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003ePre-Shrink Diameter (approx.)\u003c\/th\u003e\n\u003ctd\u003e~181mm (≈7.1\")\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eShrink Ratio\u003c\/th\u003e\n\u003ctd\u003eTypically 2:1\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eActivation Temperature\u003c\/th\u003e\n\u003ctd\u003eGenerally 70°C–120°C (158°F–248°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eAvailable Colors\u003c\/th\u003e\n\u003ctd\u003eBlack, Blue\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eAvailable Lengths\u003c\/th\u003e\n\u003ctd\u003e1m (≈39.4\"), 2m (≈78.7\"), 3m (≈118.1\"), 4m (≈157.5\"), 5m (≈196.9\")\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eWall Thickness (pre-shrink)\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eVoltage Rating\u003c\/th\u003e\n\u003ctd\u003eContact us to confirm\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eRecommended Application Tool\u003c\/th\u003e\n\u003ctd\u003eHeat gun (low to medium setting)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eTypical Use\u003c\/th\u003e\n\u003ctd\u003eBattery pack wrapping, cable bundling, sleeve insulation\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-note\"\u003e\n    \u003cspan class=\"hdiy-note-icon\"\u003e⚠️\u003c\/span\u003e\n    \u003cstrong\u003eSizing Tip:\u003c\/strong\u003e Flat width ≠ diameter. To confirm fit, measure the circumference of your battery pack and divide by 2 — the result should be slightly less than 285mm. When in doubt, contact us before ordering.\n  \u003c\/div\u003e\n\n  \u003ch2\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n  \u003cdiv class=\"hdiy-faq\"\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eWhat does 285mm flat width mean, and how do I choose the right size?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eFlat width is the measurement of the tubing when pressed flat. 285mm flat width generally corresponds to a pre-shrink diameter of approximately 181mm (≈7.1\"). To choose the right size, measure the circumference of your battery pack or object and select tubing whose flat width is slightly larger than half that circumference. When in doubt, size up — the tubing will conform tightly once heat is applied.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eHow much does this heat shrink tubing shrink?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003ePVC heat shrink tubing of this type typically has a shrink ratio of approximately 2:1, meaning it will shrink to roughly half its original diameter when heated. Always verify the final fit on a sample piece before wrapping your full battery pack.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eWhat temperature is needed to shrink this tubing?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003ePVC heat shrink tubing generally activates at temperatures between 70°C–120°C (158°F–248°F). A heat gun set to a low or medium setting works best. Avoid open flames, as they can scorch or melt the material unevenly.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eCan this tubing be used outdoors or in wet environments?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003ePVC heat shrink tubing provides good moisture resistance for general indoor use and light outdoor applications. However, it is not rated for continuous submersion or prolonged UV exposure. For harsh outdoor or marine environments, consider adhesive-lined polyolefin tubing instead.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eIs this tubing compatible with lithium-ion and NiMH battery packs?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eYes. This PVC heat shrink sleeve is commonly used to wrap lithium-ion (Li-ion), lithium polymer (LiPo), NiMH, and NiCd battery packs. It provides electrical insulation and a clean finished appearance. Always ensure the battery pack is fully assembled and cool before applying heat.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eHow do I cut the tubing to the right length?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eUse sharp scissors or a utility knife to cut the tubing to your desired length before shrinking. Cut slightly longer than needed — typically add 10–20mm (≈0.4\"–0.8\") on each end — to allow for any shrinkage along the length and to ensure full coverage of the battery pack.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eWhich color should I choose — black or blue?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eBoth colors offer identical electrical insulation and shrink performance. Black is the most common choice for a clean, professional look and is widely used in RC cars, power tools, and DIY electronics. Blue is popular for color-coding battery packs or adding a distinctive appearance to custom builds.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-cta\"\u003e\n    🛒 Select your \u003cstrong\u003ecolor and length\u003c\/strong\u003e above, then add to cart — ships from our US warehouse.\n  \u003c\/div\u003e\n\n\u003c\/div\u003e","brand":"HomeDIYer","offers":[{"title":"Black \/ 1 Meter","offer_id":52310909255954,"sku":"GLFBFHHGLBZSJ001252x1","price":23.27,"currency_code":"USD","in_stock":true},{"title":"Blue \/ 1 Meter","offer_id":52310909288722,"sku":"GLFBFHHGLBZSJ001253x1","price":23.27,"currency_code":"USD","in_stock":true},{"title":"Black \/ 2 Meter","offer_id":52310909321490,"sku":"GLFBFHHGLBZSJ001252x2","price":44.42,"currency_code":"USD","in_stock":true},{"title":"Blue \/ 2 Meter","offer_id":52310909354258,"sku":"GLFBFHHGLBZSJ001253x2","price":44.42,"currency_code":"USD","in_stock":true},{"title":"Black \/ 3 Meter","offer_id":52310909387026,"sku":"GLFBFHHGLBZSJ001252x3","price":65.58,"currency_code":"USD","in_stock":true},{"title":"Blue \/ 3 Meter","offer_id":52310909419794,"sku":"GLFBFHHGLBZSJ001253x3","price":65.58,"currency_code":"USD","in_stock":true},{"title":"Black \/ 4 Meter","offer_id":52310909452562,"sku":"GLFBFHHGLBZSJ001252x4","price":95.69,"currency_code":"USD","in_stock":true},{"title":"Blue \/ 4 Meter","offer_id":52310909485330,"sku":"GLFBFHHGLBZSJ001253x4","price":95.69,"currency_code":"USD","in_stock":true},{"title":"Black \/ 5 Meter","offer_id":52310909518098,"sku":"GLFBFHHGLBZSJ001252x5","price":119.05,"currency_code":"USD","in_stock":true},{"title":"Blue \/ 5 Meter","offer_id":52310909550866,"sku":"GLFBFHHGLBZSJ001253x5","price":119.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/8936\/1682\/files\/Main-01_1_353798ec-8f6e-4b0c-b0bf-79f494ca0ad0.jpg?v=1780647815","url":"https:\/\/homediyer.com\/de\/products\/285mm-flat-width-pvc-heat-shrink-tubing-battery-pack-wrap-sleeve","provider":"HomeDIYer","version":"1.0","type":"link"}