{"product_id":"pvc-heat-shrink-tubing-rc-battery-cable-wire-sleeving","title":"PVC Heat Shrink Tubing for RC Battery \u0026 Cable Wire — 7mm to 31mm, Multiple Colors","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 flat width and shrink diameter for my application?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Measure the outer diameter of the object you need to cover before shrinking. Choose a flat width whose recovered (shrunk) inner diameter is slightly smaller than that measurement so the tubing grips firmly. For example, the 7mm flat width recovers to approximately Φ4mm, while the 31mm flat width recovers to approximately Φ20mm. When in doubt, size up — you can always apply more heat to tighten the fit.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What shrink ratio does this PVC heat shrink tubing use?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"This tubing generally uses a 2:1 shrink ratio, meaning it shrinks to roughly half its original flat width when heat is applied. The 7mm flat width recovers to approximately Φ4mm, and the 31mm flat width recovers to approximately Φ20mm.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Can I use this heat shrink tubing outdoors or in wet environments?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"PVC heat shrink tubing provides basic moisture resistance once fully shrunk, making it suitable for light indoor and sheltered outdoor use. For prolonged outdoor exposure, direct water immersion, or marine environments, an adhesive-lined dual-wall heat shrink tubing is generally recommended for a waterproof seal.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"What temperature is needed to shrink this tubing, and what tools can I use?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"PVC heat shrink tubing typically activates at around 70–90°C (160–195°F). A heat gun is the most reliable tool. A lighter or match can work in a pinch for small sections, but keep the flame moving to avoid scorching. Avoid using a standard hair dryer — it typically does not reach sufficient temperature.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Is this tubing compatible with LiPo and NiMH RC battery packs?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"Yes. This PVC heat shrink sleeving is commonly used to wrap and protect LiPo, NiMH, and NiCd RC battery packs. The 31mm flat width (Φ20mm recovered) is well-suited for standard RC battery pack bundles. Always confirm the recovered diameter fits snugly around your specific pack dimensions before applying heat.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"Do the colors affect electrical performance or insulation rating?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"No — the color is purely for identification and organization purposes. All color variants share the same PVC material and insulation properties. Color-coding is especially useful in multi-wire harnesses, RC battery builds, and DIY electronics projects where quick visual identification matters.\"\n      }\n    },\n    {\n      \"@type\": \"Question\",\n      \"name\": \"How much length do I need for my project?\",\n      \"acceptedAnswer\": {\n        \"@type\": \"Answer\",\n        \"text\": \"The 1-meter roll is ideal for small repairs, single battery wraps, or prototyping. The 10-meter roll offers better value for workshop use, bulk wiring projects, or anyone who regularly works on RC builds and cable management. In most cases, a single RC battery pack wrap requires 150–250mm of tubing.\"\n      }\n    }\n  ]\n}\n\u003c\/script\u003e\n\n\u003cdiv class=\"hdiy-desc\"\u003e\n\n  \u003cdiv class=\"hdiy-overview\"\u003e\n    \u003ch2\u003ePVC Heat Shrink Tubing for RC Battery Packs \u0026amp; Cable Wire — Reliable Insulation in 8 Colors\u003c\/h2\u003e\n    \u003cp\u003eIf you've ever had a bare solder joint short against a neighboring cell, or a wire bundle unravel mid-project, you know how critical a clean, secure sleeve is. This PVC heat shrink tubing is built for hobbyists, RC builders, and DIY electricians who need a fast, tidy way to insulate, bundle, and color-code wires and battery packs without fuss.\u003c\/p\u003e\n    \u003cp\u003eEach roll is made from flexible PVC with a 2:1 shrink ratio. The \u003cstrong\u003e7mm flat width\u003c\/strong\u003e recovers to approximately \u003cstrong\u003eΦ4mm\u003c\/strong\u003e, and the \u003cstrong\u003e31mm flat width\u003c\/strong\u003e recovers to approximately \u003cstrong\u003eΦ20mm\u003c\/strong\u003e — making it suitable for everything from individual wires to full RC battery pack bundles. Available in \u003cstrong\u003e1-meter (≈39.4\")\u003c\/strong\u003e and \u003cstrong\u003e10-meter (≈393.7\")\u003c\/strong\u003e rolls, and in 8 colors: Blue, Silver Gray, White, Red, Green, Transparent, Yellow, and Black.\u003c\/p\u003e\n    \u003cp\u003eTypical use cases include wrapping LiPo and NiMH RC battery packs for protection and identification, sleeving cable wire harnesses in automotive and marine wiring projects, and organizing multi-conductor bundles in home electrical DIY and workshop builds. The color variety makes it especially practical for color-coded wiring systems where quick visual identification reduces errors.\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 Flat width 7mm recovers to Φ4mm; flat width 31mm recovers to Φ20mm. Measure your wire or battery pack outer diameter before selecting a size. Shrinks with a heat gun at typically 70–90°C (160–195°F).\n  \u003c\/div\u003e\n\n  \u003ch2\u003e✅ Key Features of These PVC Heat Shrink Tubing Rolls\u003c\/h2\u003e\n  \u003cul class=\"hdiy-features\"\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e🎨\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003e8-Color Selection\u003c\/strong\u003e — Blue, Silver Gray, White, Red, Green, Transparent, Yellow, and Black let you color-code wire harnesses and RC battery sleeving for instant visual identification in complex builds.\u003c\/span\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cspan class=\"hdiy-icon\"\u003e📐\u003c\/span\u003e\u003cspan\u003e\u003cstrong\u003eTwo Flat Width Options\u003c\/strong\u003e — The 7mm (Φ4mm recovered) suits individual wires and small connectors; the 31mm (Φ20mm recovered) covers standard RC battery pack bundles and thicker cable groups.\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 — Consistent radial shrinkage creates a snug, uniform sleeve that conforms to irregular shapes without bunching or leaving gaps along the length.\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 dielectric insulation to protect solder joints, bare conductors, and terminal connections from accidental shorts and abrasion.\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 — Supplied in 1M and 10M rolls so you cut exactly what you need; no waste on small repairs, and enough material for full workshop wiring projects or bulk 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\u003eLow Activation Temperature\u003c\/strong\u003e — Shrinks reliably at around 70–90°C (160–195°F) with a standard heat gun, making it accessible for beginners and experienced builders alike without specialized equipment.\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\u003eShrink Ratio\u003c\/th\u003e\n\u003ctd\u003e2:1 (typically)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eFlat Width — Small\u003c\/th\u003e\n\u003ctd\u003e7mm (≈9\/32\")\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eRecovered Inner Diameter — Small\u003c\/th\u003e\n\u003ctd\u003eΦ4mm (≈5\/32\")\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eFlat Width — Large\u003c\/th\u003e\n\u003ctd\u003e31mm (≈1-7\/32\")\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eRecovered Inner Diameter — Large\u003c\/th\u003e\n\u003ctd\u003eΦ20mm (≈25\/32\")\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eAvailable Lengths\u003c\/th\u003e\n\u003ctd\u003e1 Meter (≈39.4\") \/ 10 Meters (≈393.7\")\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eColors Available\u003c\/th\u003e\n\u003ctd\u003eBlue, Silver Gray, White, Red, Green, Transparent, Yellow, Black\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eActivation Temperature\u003c\/th\u003e\n\u003ctd\u003eTypically 70–90°C (160–195°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eRecommended Tool\u003c\/th\u003e\n\u003ctd\u003eHeat gun (lighter suitable for small sections)\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eTypical Applications\u003c\/th\u003e\n\u003ctd\u003eRC battery pack sleeving, cable wire insulation, wire harness bundling\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eWaterproofing\u003c\/th\u003e\n\u003ctd\u003eBasic moisture resistance; not fully waterproof — see variant options for adhesive-lined alternatives\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003cth\u003eWall Thickness (pre-shrink)\u003c\/th\u003e\n\u003ctd\u003eSee variant options \/ Contact us to confirm\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 Always measure the outer diameter of your wire or battery pack before ordering. The recovered (shrunk) inner diameter must be smaller than your object's OD for a secure fit. When in doubt, size up one step.\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\u003eHow do I choose the right flat width and shrink diameter for my application?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eMeasure the outer diameter of the object you need to cover \u003cem\u003ebefore\u003c\/em\u003e shrinking. Choose a flat width whose recovered (shrunk) inner diameter is slightly smaller than that measurement so the tubing grips firmly. For example, the \u003cstrong\u003e7mm flat width\u003c\/strong\u003e recovers to approximately \u003cstrong\u003eΦ4mm\u003c\/strong\u003e, while the \u003cstrong\u003e31mm flat width\u003c\/strong\u003e recovers to approximately \u003cstrong\u003eΦ20mm\u003c\/strong\u003e. When in doubt, size up — you can always apply more heat to tighten the fit.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eWhat shrink ratio does this PVC heat shrink tubing use?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eThis tubing generally uses a \u003cstrong\u003e2:1 shrink ratio\u003c\/strong\u003e, meaning it shrinks to roughly half its original flat width when heat is applied. The 7mm flat width recovers to approximately Φ4mm, and the 31mm flat width recovers to approximately Φ20mm. Actual recovery may vary slightly depending on heat application method and duration.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eCan I use this heat shrink tubing outdoors or in wet environments?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003ePVC heat shrink tubing provides basic moisture resistance once fully shrunk, making it suitable for light indoor and sheltered outdoor use. For prolonged outdoor exposure, direct water immersion, or marine environments, an adhesive-lined dual-wall heat shrink tubing is generally recommended for a waterproof seal. This product is not rated for full submersion.\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, and what tools can I use?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003ePVC heat shrink tubing typically activates at around \u003cstrong\u003e70–90°C (160–195°F)\u003c\/strong\u003e. A heat gun is the most reliable tool for even, controlled shrinkage. A lighter or match can work in a pinch for small sections, but keep the flame moving to avoid scorching. Avoid using a standard hair dryer — it typically does not reach sufficient temperature for consistent results.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eIs this tubing compatible with LiPo and NiMH RC battery packs?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eYes. This PVC heat shrink sleeving is commonly used to wrap and protect LiPo, NiMH, and NiCd RC battery packs. The \u003cstrong\u003e31mm flat width (Φ20mm recovered)\u003c\/strong\u003e is well-suited for standard RC battery pack bundles. Always confirm the recovered diameter fits snugly around your specific pack dimensions before applying heat.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eDo the colors affect electrical performance or insulation rating?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eNo — the color is purely for identification and organization purposes. All color variants share the same PVC material and insulation properties. Color-coding is especially useful in multi-wire harnesses, RC battery builds, and DIY electronics projects where quick visual identification reduces wiring errors.\u003c\/p\u003e\n      \u003c\/div\u003e\n    \u003c\/details\u003e\n\n    \u003cdetails\u003e\n      \u003csummary\u003eHow much length do I need for my project?\u003c\/summary\u003e\n      \u003cdiv class=\"hdiy-faq-body\"\u003e\n        \u003cp\u003eThe \u003cstrong\u003e1-meter roll\u003c\/strong\u003e is ideal for small repairs, single battery wraps, or prototyping. The \u003cstrong\u003e10-meter roll\u003c\/strong\u003e offers better value for workshop use, bulk wiring projects, or anyone who regularly works on RC builds and cable management. In most cases, a single RC battery pack wrap requires approximately 150–250mm of tubing, though this varies by pack size.\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\u003esize, color, 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":"7mm Φ4mm \/ Blue \/ 1 Meter","offer_id":52310791356690,"sku":"FOB05289x1","price":5.36,"currency_code":"USD","in_stock":true},{"title":"31mm Φ20mm \/ Silver Gray \/ 10 Meter","offer_id":52310791389458,"sku":"FOB05309x10","price":15.61,"currency_code":"USD","in_stock":true},{"title":"31mm Φ20mm \/ White \/ 10 Meter","offer_id":52310791422226,"sku":"FOB05310x10","price":15.61,"currency_code":"USD","in_stock":true},{"title":"31mm Φ20mm \/ Red \/ 10 Meter","offer_id":52310791454994,"sku":"FOB05311x10","price":15.61,"currency_code":"USD","in_stock":true},{"title":"31mm Φ20mm \/ Green \/ 10 Meter","offer_id":52310791487762,"sku":"FOB05312x10","price":15.61,"currency_code":"USD","in_stock":true},{"title":"31mm Φ20mm \/ Blue \/ 10 Meter","offer_id":52310791520530,"sku":"FOB05313x10","price":15.61,"currency_code":"USD","in_stock":true},{"title":"31mm Φ20mm \/ Transparent \/ 10 Meter","offer_id":52310791553298,"sku":"FOB05314x10","price":15.61,"currency_code":"USD","in_stock":true},{"title":"31mm Φ20mm \/ Yellow \/ 10 Meter","offer_id":52310791586066,"sku":"FOB05315x10","price":15.61,"currency_code":"USD","in_stock":true},{"title":"31mm Φ20mm \/ Black \/ 10 Meter","offer_id":52310791618834,"sku":"FOB05316x10","price":15.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0884\/8936\/1682\/files\/Picture6of6_8126a8b8-ebbe-4fff-bba8-ec5625f64f1f.jpg?v=1780500788","url":"https:\/\/homediyer.com\/products\/pvc-heat-shrink-tubing-rc-battery-cable-wire-sleeving","provider":"HomeDIYer","version":"1.0","type":"link"}