{"product_id":"258mm-flat-width-pvc-heat-shrink-tubing-battery-pack-wrap-sleeve","title":"258mm 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\": \"How do I choose the right length of heat shrink tubing for my battery pack?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Measure the total length of your battery pack or cell group, then add at least 20–30mm (≈1\\\") of overlap on each end. For example, a 200mm (≈7.9\\\") battery pack would typically need a 250–260mm (≈10\\\") cut length. Choose from our 1m, 2m, 3m, 4m, or 5m rolls based on how many packs you need to wrap.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What is the shrink ratio of this PVC heat shrink tubing?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"PVC heat shrink tubing generally has a shrink ratio of approximately 2:1, meaning it will shrink to roughly half its flat width diameter when heat is applied. The 258mm flat width corresponds to a recovered diameter suitable for large-format battery packs. Confirm exact recovered dimensions with your specific application before cutting.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can this tubing be used outdoors or in high-humidity environments?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"PVC heat shrink tubing is generally moisture-resistant and provides a protective insulating sleeve for indoor and sheltered outdoor use. For prolonged direct UV or extreme outdoor exposure, a polyolefin-based tubing is typically recommended. This product is well-suited for battery storage enclosures, workshop environments, and protected installations.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What voltage and temperature rating does this heat shrink tubing support?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"PVC heat shrink tubing of this type typically supports up to 600V insulation rating and an operating temperature range of approximately -20°C to 105°C (-4°F to 221°F). Verify your specific application requirements before use, especially for high-discharge battery systems.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What battery pack sizes does the 258mm flat width fit?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"A 258mm flat width corresponds to a circumference of approximately 516mm, making it suitable for battery packs with an outer diameter of roughly 160mm (≈6.3\\\") before shrinking. This is commonly used for large 18650, 21700, or prismatic cell packs assembled in multi-cell configurations. Contact us to confirm fit for your specific pack geometry.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How do I apply this heat shrink tubing to a battery pack?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Slide the tubing over the battery pack before final assembly if possible. Apply even heat using a heat gun set to approximately 90–120°C (194–248°F), moving in a consistent sweeping motion from the center outward to avoid air pockets. Avoid open flames, which can cause uneven shrinkage or damage the material.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Is this tubing compatible with lithium-ion battery packs?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes, PVC heat shrink tubing is widely used in lithium-ion battery pack assembly for insulation and labeling. It is electrically non-conductive and provides a clean, professional finish. Always ensure the tubing is fully shrunk and free of gaps before use in any electrical application.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e\n\n\u003cdiv class=\"hdiy-desc\"\u003e\n\n  \u003cdiv class=\"hdiy-overview\"\u003e\n    \u003ch2\u003e258mm PVC Heat Shrink Tubing — Reliable Battery Pack Wrap \u0026amp; Sleeve Insulation\u003c\/h2\u003e\n    \u003cp\u003eIf you've ever struggled to find a heat shrink sleeve wide enough to cover a large-format battery pack cleanly, you know how frustrating mismatched sizing can be. Whether you're a DIY e-bike builder, a power tool repair technician, or an electronics hobbyist assembling custom lithium-ion packs, having the right 258mm PVC heat shrink tubing on hand makes the difference between a professional result and a messy workaround.\u003c\/p\u003e\n    \u003cp\u003eEach order includes a continuous roll of PVC heat shrink tubing with a \u003cstrong\u003e258mm flat width\u003c\/strong\u003e, available in lengths of \u003cstrong\u003e1m (≈3.3 ft), 2m (≈6.6 ft), 3m (≈9.8 ft), 4m (≈13.1 ft), and 5m (≈16.4 ft)\u003c\/strong\u003e. The tubing is made from flexible PVC with a typical 2:1 shrink ratio, and is offered in five color options — Black, Blue, Fruit Green, Transparent, and Silver Grey — for easy color-coding or visual identification of battery packs.\u003c\/p\u003e\n    \u003cp\u003eTypical use cases include wrapping 18650 and 21700 multi-cell battery packs for e-bikes and power walls, insulating custom lithium battery assemblies for RC vehicles and robotics, and providing a clean protective sleeve for refurbished power tool battery packs. The wide flat width makes it ideal for large-diameter cylindrical or rectangular battery configurations where standard narrow tubing falls short.\u003c\/p\u003e\n    \u003cdiv class=\"hdiy-note\"\u003e\n\u003cspan class=\"hdiy-note-icon\"\u003e⚠️\u003c\/span\u003e \u003cstrong\u003eSizing note:\u003c\/strong\u003e The 258mm measurement refers to the \u003cem\u003eflat width\u003c\/em\u003e (half the circumference) of the tubing before shrinking. Please measure your battery pack's outer circumference and confirm fit before cutting. Contact us if you need help selecting the right size.\u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-compat\"\u003e\n    \u003cspan class=\"hdiy-compat-icon\"\u003e🔋\u003c\/span\u003e\n    \u003cstrong\u003eCompatible with:\u003c\/strong\u003e 18650 · 21700 · 26650 cell packs · Prismatic lithium cells · NiMH sub-pack assemblies · Custom DIY battery configurations\n  \u003c\/div\u003e\n\n  \u003ch2\u003e✅ Key Features of These 258mm PVC Heat Shrink Tubes\u003c\/h2\u003e\n  \u003cul class=\"hdiy-features\"\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📏\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003e258mm Flat Width\u003c\/strong\u003e — Sized for large-format battery packs, covering outer diameters typically up to ≈160mm (≈6.3\") before shrinking, ideal for multi-cell 18650 and 21700 battery pack wrapping.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔥\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003e2:1 Shrink Ratio\u003c\/strong\u003e — Applies cleanly with a standard heat gun at 90–120°C (194–248°F), conforming tightly to irregular pack shapes without bubbling or lifting at the edges.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🎨\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003e5 Color Options\u003c\/strong\u003e — Black, Blue, Fruit Green, Transparent, and Silver Grey allow color-coded identification of battery packs by voltage, chemistry, or capacity in multi-pack systems.\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 construction provides a non-conductive sleeve that helps protect battery terminals and cell groups from accidental shorts during handling and storage.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e✂️\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eCut-to-Length Rolls\u003c\/strong\u003e — Available in 1m to 5m continuous rolls, so you can cut exactly what you need for each pack without waste, whether you're wrapping one pack or a full production run.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🛡️\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eMoisture-Resistant Sleeve\u003c\/strong\u003e — The PVC material resists moisture ingress, making it suitable for battery packs used in workshop environments, enclosed enclosures, and sheltered outdoor installations.\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\u003e258mm (≈10.2\")\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\u003eRecovered Diameter (approx.)\u003c\/th\u003e\n\u003ctd\u003eSee variant options — depends on pack geometry\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eAvailable Lengths\u003c\/th\u003e\n\u003ctd\u003e1m (≈3.3 ft) · 2m (≈6.6 ft) · 3m (≈9.8 ft) · 4m (≈13.1 ft) · 5m (≈16.4 ft)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eAvailable Colors\u003c\/th\u003e\n\u003ctd\u003eBlack · Blue · Fruit Green · Transparent · Silver Grey\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eShrink Temperature\u003c\/th\u003e\n\u003ctd\u003eTypically 90–120°C (194–248°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eOperating Temperature\u003c\/th\u003e\n\u003ctd\u003eTypically -20°C to 105°C (-4°F to 221°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eVoltage Rating\u003c\/th\u003e\n\u003ctd\u003eTypically up to 600V — Contact us to confirm\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eWall Thickness (before shrink)\u003c\/th\u003e\n\u003ctd\u003eSee variant options\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eApplication Method\u003c\/th\u003e\n\u003ctd\u003eHeat gun (recommended) — avoid open flame\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003ePrimary Use\u003c\/th\u003e\n\u003ctd\u003eBattery pack wrapping, insulation sleeve, cell group protection\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"hdiy-faq\"\u003e\n    \u003ch2\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eHow do I choose the right length of heat shrink tubing for my battery pack?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eMeasure the total length of your battery pack or cell group, then add at least 20–30mm (≈1\") of overlap on each end. For example, a 200mm (≈7.9\") battery pack would typically need a 250–260mm (≈10\") cut length. Choose from our 1m, 2m, 3m, 4m, or 5m rolls based on how many packs you need to wrap — a 1m roll generally yields multiple sleeves for standard-sized packs.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eWhat is the shrink ratio of this PVC heat shrink tubing?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003ePVC heat shrink tubing generally has a shrink ratio of approximately 2:1, meaning it will shrink to roughly half its expanded diameter when heat is applied evenly. The 258mm flat width corresponds to a circumference of approximately 516mm before shrinking. In most cases, this is sufficient to cover large multi-cell battery packs — confirm your pack's outer circumference before ordering.\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 high-humidity environments?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003ePVC heat shrink tubing is generally moisture-resistant and performs well in sheltered outdoor and high-humidity environments such as garages, workshops, and enclosed battery enclosures. For prolonged direct UV exposure or extreme outdoor conditions, a polyolefin-based tubing is typically recommended. This product is well-suited for most indoor and semi-outdoor battery applications.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eWhat voltage and temperature rating does this heat shrink tubing support?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003ePVC heat shrink tubing of this type typically supports up to 600V insulation rating and an operating temperature range of approximately -20°C to 105°C (-4°F to 221°F). These are general values for standard PVC tubing — verify your specific application requirements, especially for high-discharge lithium battery systems or industrial use. Contact us to confirm specifications for your project.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eWhat battery pack sizes does the 258mm flat width fit?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eA 258mm flat width corresponds to a circumference of approximately 516mm, making it suitable for battery packs with an outer diameter of roughly 160mm (≈6.3\") before shrinking. This is commonly used for large 18650, 21700, or prismatic cell packs assembled in multi-cell configurations — such as e-bike battery modules, power wall cells, and custom lithium packs. Contact us to confirm fit for your specific pack geometry.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eHow do I apply this heat shrink tubing to a battery pack?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eSlide the tubing over the battery pack before final assembly if possible. Apply even heat using a heat gun set to approximately 90–120°C (194–248°F), moving in a consistent sweeping motion from the center outward to avoid air pockets or uneven shrinkage. Avoid open flames, which can cause scorching or uneven results. Allow the tubing to cool fully before handling the finished pack.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eIs this tubing compatible with lithium-ion battery packs?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eYes, PVC heat shrink tubing is widely used in lithium-ion battery pack assembly for insulation, labeling, and cell group protection. It is electrically non-conductive and provides a clean, professional finish. Always ensure the tubing is fully shrunk and free of gaps before use in any electrical application, and confirm that the operating temperature range is appropriate for your battery chemistry.\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":52310906634514,"sku":"GLFBFHHGLBZSJ001245x1","price":18.52,"currency_code":"USD","in_stock":true},{"title":"Blue \/ 1 Meter","offer_id":52310906667282,"sku":"GLFBFHHGLBZSJ001246x1","price":17.84,"currency_code":"USD","in_stock":true},{"title":"Fruit Green \/ 1 Meter","offer_id":52310906700050,"sku":"GLFBFHHGLBZSJ096250x1","price":23.34,"currency_code":"USD","in_stock":true},{"title":"Transparent \/ 1 Meter","offer_id":52310906732818,"sku":"GLFBFHHGLBZSJ096251x1","price":23.34,"currency_code":"USD","in_stock":true},{"title":"Silver Grey \/ 1 Meter","offer_id":52310906765586,"sku":"GLFBFHHGLBZSJ096252x1","price":23.34,"currency_code":"USD","in_stock":true},{"title":"Black \/ 2 Meter","offer_id":52310906798354,"sku":"GLFBFHHGLBZSJ001245x2","price":34.95,"currency_code":"USD","in_stock":true},{"title":"Blue \/ 2 Meter","offer_id":52310906831122,"sku":"GLFBFHHGLBZSJ001246x2","price":33.58,"currency_code":"USD","in_stock":true},{"title":"Fruit Green \/ 2 Meter","offer_id":52310906863890,"sku":"GLFBFHHGLBZSJ096250x2","price":44.55,"currency_code":"USD","in_stock":true},{"title":"Transparent \/ 2 Meter","offer_id":52310906896658,"sku":"GLFBFHHGLBZSJ096251x2","price":44.55,"currency_code":"USD","in_stock":true},{"title":"Silver Grey \/ 2 Meter","offer_id":52310906929426,"sku":"GLFBFHHGLBZSJ096252x2","price":44.55,"currency_code":"USD","in_stock":true},{"title":"Black \/ 3 Meter","offer_id":52310906962194,"sku":"GLFBFHHGLBZSJ001245x3","price":51.37,"currency_code":"USD","in_stock":true},{"title":"Blue \/ 3 Meter","offer_id":52310906994962,"sku":"GLFBFHHGLBZSJ001246x3","price":49.31,"currency_code":"USD","in_stock":true},{"title":"Fruit Green \/ 3 Meter","offer_id":52310907027730,"sku":"GLFBFHHGLBZSJ096250x3","price":65.78,"currency_code":"USD","in_stock":true},{"title":"Transparent \/ 3 Meter","offer_id":52310907060498,"sku":"GLFBFHHGLBZSJ096251x3","price":65.78,"currency_code":"USD","in_stock":true},{"title":"Silver Grey \/ 3 Meter","offer_id":52310907093266,"sku":"GLFBFHHGLBZSJ096252x3","price":65.78,"currency_code":"USD","in_stock":true},{"title":"Black \/ 4 Meter","offer_id":52310907126034,"sku":"GLFBFHHGLBZSJ001245x4","price":67.8,"currency_code":"USD","in_stock":true},{"title":"Blue \/ 4 Meter","offer_id":52310907158802,"sku":"GLFBFHHGLBZSJ001246x4","price":65.05,"currency_code":"USD","in_stock":true},{"title":"Fruit Green \/ 4 Meter","offer_id":52310907191570,"sku":"GLFBFHHGLBZSJ096250x4","price":96.25,"currency_code":"USD","in_stock":true},{"title":"Transparent \/ 4 Meter","offer_id":52310907224338,"sku":"GLFBFHHGLBZSJ096251x4","price":96.25,"currency_code":"USD","in_stock":true},{"title":"Silver Grey \/ 4 Meter","offer_id":52310907257106,"sku":"GLFBFHHGLBZSJ096252x4","price":96.25,"currency_code":"USD","in_stock":true},{"title":"Black \/ 5 Meter","offer_id":52310907289874,"sku":"GLFBFHHGLBZSJ001245x5","price":91.75,"currency_code":"USD","in_stock":true},{"title":"Blue \/ 5 Meter","offer_id":52310907322642,"sku":"GLFBFHHGLBZSJ001246x5","price":80.78,"currency_code":"USD","in_stock":true},{"title":"Fruit Green \/ 5 Meter","offer_id":52310907355410,"sku":"GLFBFHHGLBZSJ096250x5","price":119.75,"currency_code":"USD","in_stock":true},{"title":"Transparent \/ 5 Meter","offer_id":52310907388178,"sku":"GLFBFHHGLBZSJ096251x5","price":119.75,"currency_code":"USD","in_stock":true},{"title":"Silver Grey \/ 5 Meter","offer_id":52310907420946,"sku":"GLFBFHHGLBZSJ096252x5","price":119.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/8936\/1682\/files\/Main-01_40af470e-352e-42b5-865a-ed53296173a9.jpg?v=1780646763","url":"https:\/\/homediyer.com\/products\/258mm-flat-width-pvc-heat-shrink-tubing-battery-pack-wrap-sleeve","provider":"HomeDIYer","version":"1.0","type":"link"}