{"product_id":"blue-pvc-heat-shrink-tube-battery-pack-wrap-sleeve","title":"Blue PVC Heat Shrink Tube for Battery Pack Wrapping — 295mm to 380mm Flat Width","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cdiv class=\"hdiy-desc\"\u003e\n\u003c!-- ① OVERVIEW --\u003e\n\u003cdiv class=\"hdiy-overview\"\u003e\n\u003ch2\u003eBlue PVC Heat Shrink Tube — Clean, Insulating Battery Pack Wrap for DIY Builders\u003c\/h2\u003e\n\u003cp\u003eIf you've ever finished a battery pack build only to have loose cells, exposed terminals, or an unprofessional appearance, you know how important the final wrap is. This large-diameter blue PVC heat shrink tube is designed for hobbyists, EV builders, and electronics technicians who need a reliable, snug-fitting sleeve that protects and identifies battery assemblies at a glance.\u003c\/p\u003e\n\u003cp\u003eEach piece is a single continuous tube of blue PVC heat shrink material, available in flat widths from 295mm (≈11.6\") to 380mm (≈15\") and cut lengths of 1 meter (≈39.4\"), 2 meters (≈78.7\"), or 3 meters (≈118.1\"). The blue color makes it easy to color-code battery packs by voltage, chemistry, or capacity in multi-pack systems.\u003c\/p\u003e\n\u003cp\u003eTypical applications include wrapping lithium-ion and LiFePO4 battery packs for e-bikes and electric scooters, insulating large NiMH or lead-acid cell assemblies, and finishing DIY power wall modules. The tubing slides over assembled packs before shrinking, making it a go-to solution for battery pack heat shrink wrap projects.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- ② COMPATIBILITY BAR --\u003e\n\u003cdiv class=\"hdiy-compat\"\u003e\n\u003cspan class=\"hdiy-compat-icon\"\u003eℹ️\u003c\/span\u003e \u003cstrong\u003eCompatibility:\u003c\/strong\u003e Suitable for cylindrical and prismatic battery packs with a circumference of approximately 590mm–760mm (23.2\"–29.9\"). Flat width = pack circumference ÷ 2. Select your flat width above to match your pack diameter.\u003c\/div\u003e\n\u003c!-- ③ KEY FEATURES --\u003e\n\u003ch2\u003e✅ Key Features of These Blue 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\u003eDistinctive Blue Color Coding\u003c\/strong\u003e — Instantly identify battery packs by chemistry or voltage in multi-pack systems; the blue finish stays vibrant after shrinking.\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 a reliable insulating layer over battery terminals and cell connections, reducing short-circuit risk 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\u003eWide Flat Width Range\u003c\/strong\u003e — Available from 295mm to 380mm flat width, covering a broad range of large-format battery pack diameters used in e-bike, power wall, and RC battery builds.\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 Flexibility\u003c\/strong\u003e — Sold in 1m, 2m, and 3m lengths so you can cut exactly what you need for each battery pack heat shrink wrap application without waste.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🔥\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eLow Activation Temperature\u003c\/strong\u003e — Shrinks evenly with a standard heat gun at low-to-medium settings; no specialized equipment required for clean, wrinkle-free results.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🛡️\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eMoisture \u0026amp; Abrasion Resistance\u003c\/strong\u003e — The PVC sleeve adds a protective barrier against dust, light moisture, and surface abrasion, helping maintain pack integrity during transport and installation.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- ④ TECHNICAL SPECIFICATIONS --\u003e\n\u003ch2\u003e📐 Technical Specifications — Large Diameter 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\u003eColor\u003c\/th\u003e\n\u003ctd\u003eBlue\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFlat Width Options\u003c\/th\u003e\n\u003ctd\u003e295mm (≈11.6\"), 320mm (≈12.6\"), 355mm (≈14.0\"), 370mm (≈14.6\"), 380mm (≈15.0\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eLength Options\u003c\/th\u003e\n\u003ctd\u003e1 Meter (≈39.4\"), 2 Meter (≈78.7\"), 3 Meter (≈118.1\")\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\u003eShrink Temperature\u003c\/th\u003e\n\u003ctd\u003eTypically 70–90°C (158–194°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage Rating\u003c\/th\u003e\n\u003ctd\u003eSee variant options \/ Contact us to confirm for certified applications\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\u003eApplicable Pack Circumference\u003c\/th\u003e\n\u003ctd\u003eApprox. 590mm–760mm (23.2\"–29.9\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTypical Use\u003c\/th\u003e\n\u003ctd\u003eBattery pack wrapping, cell insulation, DIY power wall modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCompatible Battery Types\u003c\/th\u003e\n\u003ctd\u003eLi-ion, LiFePO4, NiMH, Lead-Acid assemblies\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"hdiy-note\"\u003e\n\u003cspan class=\"hdiy-note-icon\"\u003e⚠️\u003c\/span\u003e \u003cstrong\u003eNote:\u003c\/strong\u003e Flat width is measured flat (not the diameter). To find your required flat width, wrap a flexible tape around your battery pack and divide the circumference by 2. When in doubt, size up — a slightly larger tube is easier to slide on and still shrinks snugly.\u003c\/div\u003e\n\u003c!-- ⑤ FAQ --\u003e\n\u003ch2\u003e❓ Frequently Asked Questions\u003c\/h2\u003e\n\u003cdiv class=\"hdiy-faq\"\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow do I choose the right flat width for my battery pack?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eMeasure the circumference of your battery pack, then divide by 2 to get the required flat width. For example, a pack with a 600mm circumference needs a 300mm flat width — the 320mm option would be the right choice (size up slightly for easy insertion). Our range covers 295mm (≈11.6\") to 380mm (≈15\"), suitable for most large-format battery assemblies.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the shrink ratio, and how much will the tube tighten?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003ePVC heat shrink tubing generally has a 2:1 shrink ratio, meaning it shrinks to approximately half its original flat width when heat is applied. This typically results in a snug, form-fitting wrap around the battery pack surface.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\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\u003eThis PVC heat shrink sleeve provides basic moisture resistance and electrical insulation suitable for indoor and sheltered outdoor use. For prolonged outdoor exposure or submersion, a dual-wall adhesive-lined heat shrink is generally recommended for a fully waterproof seal.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs this compatible with lithium-ion, LiFePO4, and other battery chemistries?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eYes. This large-diameter PVC heat shrink wrap is commonly used on lithium-ion, LiFePO4, NiMH, and lead-acid battery assemblies. It is chemically inert and does not react with standard battery pack materials under normal operating conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat tool do I need to shrink the tubing?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eA standard heat gun set to a low-to-medium setting (typically 70–90°C \/ 158–194°F) works well. Move the heat gun evenly along the tube to avoid hot spots or wrinkling. Avoid open flames, which can cause uneven shrinkage or damage the PVC material.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow do I cut the tubing to the correct length?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003eUse sharp scissors or a utility knife to cut the tube before applying heat. Cut approximately 5–10mm longer than your battery pack on each end to allow for overlap after shrinkage. The tubing cuts cleanly and does not fray.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the voltage rating of this PVC heat shrink tubing?\u003c\/summary\u003e\n\u003cdiv class=\"hdiy-faq-body\"\u003e\n\u003cp\u003ePVC heat shrink tubing in this size range is generally rated for low-voltage applications, typically up to 600V. If your application requires a specific certified voltage rating, please contact us to confirm before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c!-- ⑥ CTA BAR --\u003e\n\u003cdiv class=\"hdiy-cta\"\u003e🛒 Select your flat width and length above, then add to cart — ships from our US warehouse.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"HomeDIYer","offers":[{"title":"295mm \/ 1 Meter","offer_id":52310911877394,"sku":"GLFBFHHGLBZSJ001254x1","price":24.58,"currency_code":"USD","in_stock":true},{"title":"320mm \/ 1 Meter","offer_id":52310911910162,"sku":"GLFBFHHGLBZSJ001261x1","price":26.36,"currency_code":"USD","in_stock":true},{"title":"355mm \/ 1 Meter","offer_id":52310911942930,"sku":"GLFBFHHGLBZSJ001266x1","price":29.44,"currency_code":"USD","in_stock":true},{"title":"370mm \/ 1 Meter","offer_id":52310911975698,"sku":"GLFBFHHGLBZSJ001267x1","price":30.64,"currency_code":"USD","in_stock":true},{"title":"380mm \/ 1 Meter","offer_id":52310912008466,"sku":"GLFBFHHGLBZSJ001269x1","price":31.67,"currency_code":"USD","in_stock":true},{"title":"295mm \/ 2 Meter","offer_id":52310912041234,"sku":"GLFBFHHGLBZSJ001254x2","price":47.03,"currency_code":"USD","in_stock":true},{"title":"320mm \/ 2 Meter","offer_id":52310912074002,"sku":"GLFBFHHGLBZSJ001261x2","price":50.61,"currency_code":"USD","in_stock":true},{"title":"355mm \/ 2 Meter","offer_id":52310912106770,"sku":"GLFBFHHGLBZSJ001266x2","price":56.78,"currency_code":"USD","in_stock":true},{"title":"370mm \/ 2 Meter","offer_id":52310912139538,"sku":"GLFBFHHGLBZSJ001267x2","price":59.16,"currency_code":"USD","in_stock":true},{"title":"380mm \/ 2 Meter","offer_id":52310912172306,"sku":"GLFBFHHGLBZSJ001269x2","price":61.25,"currency_code":"USD","in_stock":true},{"title":"295mm \/ 3 Meter","offer_id":52310912205074,"sku":"GLFBFHHGLBZSJ001254x3","price":76.73,"currency_code":"USD","in_stock":true},{"title":"320mm \/ 3 Meter","offer_id":52310912237842,"sku":"GLFBFHHGLBZSJ001261x3","price":82.78,"currency_code":"USD","in_stock":true},{"title":"355mm \/ 3 Meter","offer_id":52310912270610,"sku":"GLFBFHHGLBZSJ001266x3","price":92.53,"currency_code":"USD","in_stock":true},{"title":"370mm \/ 3 Meter","offer_id":52310912303378,"sku":"GLFBFHHGLBZSJ001267x3","price":96.33,"currency_code":"USD","in_stock":true},{"title":"380mm \/ 3 Meter","offer_id":52310912336146,"sku":"GLFBFHHGLBZSJ001269x3","price":99.72,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/8936\/1682\/files\/Main-04_4fdaa9f1-7b14-4613-86d1-36e2f5aedcdf.jpg?v=1780649113","url":"https:\/\/homediyer.com\/de\/products\/blue-pvc-heat-shrink-tube-battery-pack-wrap-sleeve","provider":"HomeDIYer","version":"1.0","type":"link"}