--- product_id: 525565087 title: "400Pcs Heat Shrink Tubing Kit, 3:1 Adhesive Lined Wire Shrink Wrap tubing | Marine Grade, Dual Wall, Industrial Waterproof Black Shrink Wrap Tubing, Wire Insulation, for Automotive, Electrical Repairs" brand: "eventronic" price: "30491CFA" currency: XOF in_stock: true reviews_count: 13 category: "Eventronic" url: https://www.desertcart.sn/products/525565087-400pcs-heat-shrink-tubing-kit-3-1-adhesive-lined-wire store_origin: SN region: Senegal --- # Adhesive lining ensures waterproof bond 3:1 shrink ratio for tight seal 7 versatile sizes, pre-cut for convenience 400Pcs Heat Shrink Tubing Kit, 3:1 Adhesive Lined Wire Shrink Wrap tubing | Marine Grade, Dual Wall, Industrial Waterproof Black Shrink Wrap Tubing, Wire Insulation, for Automotive, Electrical Repairs **Brand:** eventronic **Price:** 30491CFA **Availability:** ✅ In Stock ## Summary > 🔥 Seal it tight, protect it right — the ultimate shrink wrap kit for pros! 🛠️ ## Quick Answers - **What is this?** 400Pcs Heat Shrink Tubing Kit, 3:1 Adhesive Lined Wire Shrink Wrap tubing | Marine Grade, Dual Wall, Industrial Waterproof Black Shrink Wrap Tubing, Wire Insulation, for Automotive, Electrical Repairs by eventronic - **How much does it cost?** 30491CFA with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/525565087-400pcs-heat-shrink-tubing-kit-3-1-adhesive-lined-wire) ## Best For - eventronic enthusiasts ## Why This Product - Trusted eventronic brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Shrink Like a Pro:** 3:1 ratio shrinks tubing to a third of its size for a rock-solid, professional-grade seal every time. - • **Ready for Any Project:** Seven pre-cut sizes cover all your wiring needs—from delicate electronics to rugged automotive harnesses. - • **Waterproof Confidence:** Adhesive-lined dual walls create a durable, moisture-proof barrier that protects your connections from corrosion and wear. - • **Marine-Grade Durability:** Abrasion-resistant outer layer and heat-resistant polyolefin material built to withstand harsh outdoor and marine environments. - • **Plug & Play Convenience:** Fast contraction speed and self-adhesive installation mean you get reliable, long-lasting insulation in seconds—no fuss, no mess. ## Overview The Eventronic 400Pcs Heat Shrink Tubing Kit features a superior 3:1 shrink ratio with adhesive-lined dual-wall tubing that guarantees a waterproof, abrasion-resistant seal. With seven pre-cut sizes ranging from 3/32" to 3/4", this marine-grade polyolefin kit is engineered for fast, reliable electrical insulation and protection in automotive, marine, and DIY projects. ## Description 400Pcs Heat Shrink Tubing Kit, 3:1 Adhesive Lined Wire Shrink Wrap tubing | Marine Grade, Dual Wall, Industrial Waterproof Black Shrink Wrap Tubing, Wire Insulation, for Automotive, Electrical Repairs: desertcart.com: Industrial & Scientific Review: Worth the money - I’m really impressed with the quality of this 400 Pcs Heat Shrink Tubing Kit. I’ve used cheaper sets before where the tubing stays thin and brittle, but this 3:1 ratio stuff is much thicker and the adhesive lining actually creates a solid, waterproof seal. It’s perfect for marine or automotive projects where you really want to protect the connection from corrosion. The variety of sizes in the box is great too—I didn't have to hunt for the right fit, and they shrink down nice and tight without burning easily. If you’re tired of thin wrap that slides off, this "marine grade" set is definitely worth the few extra bucks. Review: Great heat shrink - Sturdy, shrinks well, and the adhesive lined works really well compared to the ones from local auto parts stores. Works great over solder areas and over wiring looms. My only complaint is the smaller quantity of the larger sizes which are great for shrinking over wireing looms when making harnesses. ## Features - 3:1 SHRINK RATIO & FAST CONTRACTON SPEED: Shrinks to 1/3 of its original diameter and seals extremely tightly, solving the problem of many 2:1 shrink tubes that don't shrink enough and therefore don't seal tightly enough, Shrink temperature: 80 to 125°C, Provides a professional connection within seconds. - INCLUDES ADHESIVE COATING: When the heat shrink tubing is heated, it automatically releases adhesive and seals the connection extremely reliably. This creates a waterproof and durable insulation with a satisfaction guarantee. It alse as valentines gifts for men. - DUAL WALL TUBING: The outer wall of the shrink tube provides extremely high abrasion resistance. The inner wall creates a consistently waterproof seal and excellent strain relief. Our solder connectors will also impress you! - 7 SIZES: We offer 7 of the most commonly used shrink tube diameters in the world, ranging from 3/32" to 3/4". All of our shrink tubes are pre-cut to 1.77 inches. It alse as valentines gifts for men. - VERSATILE APPLICATIONS: The waterproof Eventronic shrink tubing can be used in marine and automotive wiring, model building, and DIY electrical wiring projects or valentines gifts for men. The application areas are very diverse, such as electrical insulation/environmental sealing to protect against moisture, fuel and chemicals/protection of surfaces against abrasion, peeling and denting. - OUR COLLACTION OF HAET SHRINK TUBING: Eventronic assorted heat shrink tubing comes in kits as well as 6.6-20 Ft rolls. We offer a great variety of sizes (3/32” to 2”) and colors (black, red, white, blue, clear). ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BVVMCY86 | | Best Sellers Rank | #443 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #2 in Industrial Heat-Shrink Tubing | | Brand | Eventronic | | Color | Black | | Customer Reviews | 4.7 out of 5 stars 33,700 Reviews | | Enclosure Material | polyolefin | | Indoor Outdoor Usage | Outdoor | | Indoor/Outdoor Usage | Outdoor | | Installation Type | Self-Adhesive | | Manufacturer | Eventronic | | Material | polyolefin | | Mfr Part Number | HST-400 | | Model Number | HST-400 | | Number of Pieces | 400 | | Style | Heat Shrink Tubing | | Style Name | Heat Shrink Tubing | | Unit Count | 400 Count | | Warranty Description | No | ## Product Details - **Brand:** Eventronic - **Color:** Black - **Installation Type:** Self-Adhesive - **Material:** polyolefin - **Style:** Heat Shrink Tubing ## Images ![400Pcs Heat Shrink Tubing Kit, 3:1 Adhesive Lined Wire Shrink Wrap tubing | Marine Grade, Dual Wall, Industrial Waterproof Black Shrink Wrap Tubing, Wire Insulation, for Automotive, Electrical Repairs - Image 1](https://m.media-amazon.com/images/I/815c8BtkBDL.jpg) ## Available Options This product comes in different **Size, Number Of Items** options. ## Questions & Answers **Q: Is the diameter on each tube the original size (pre-shrinking)?** A: Yes.Size is before shrinking,3/32 shrinks to 0.8mm. 1/8 shrinks to 1.1mm. 3/16 shrinks to 1.6mm. 1/4 shrinks to 2.1mm. 3/8 shrinks to 3.2mm. 1/2 shrinks to 4.2mm. 3/4 shrinks to 6.0mm **Q: Can this be used to join two tubes together? Does the glue just seal the ends or the entire tube?** A: If the tubes and the heat shrink tubes fit snugly after heating them I'm sure it would work well. This is very durable heat shrink, thicker than most. Keep in mind also, it's 3:1 shrink. Glue throughout the tubing. **Q: What is the max temperature on these heat shrink tubes? Can I put it in the car engine bay?** A: Operating temperature: -55℃～125℃.They can be used in an engine bay. **Q: where is this made ?** A: Our heat shrink tubing kits are produced in China,but I can say after using these on a number of projects and boat rewiring they don't leak or seem to be affected by oil/gas/saltwater,and they've held up over time which is all that matters. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Worth the money *by D***C on February 20, 2026* I’m really impressed with the quality of this 400 Pcs Heat Shrink Tubing Kit. I’ve used cheaper sets before where the tubing stays thin and brittle, but this 3:1 ratio stuff is much thicker and the adhesive lining actually creates a solid, waterproof seal. It’s perfect for marine or automotive projects where you really want to protect the connection from corrosion. The variety of sizes in the box is great too—I didn't have to hunt for the right fit, and they shrink down nice and tight without burning easily. If you’re tired of thin wrap that slides off, this "marine grade" set is definitely worth the few extra bucks. ### ⭐⭐⭐⭐⭐ Great heat shrink *by J***G on July 13, 2026* Sturdy, shrinks well, and the adhesive lined works really well compared to the ones from local auto parts stores. Works great over solder areas and over wiring looms. My only complaint is the smaller quantity of the larger sizes which are great for shrinking over wireing looms when making harnesses. ### ⭐⭐⭐⭐⭐ Great shrink wrap but… *by L***S on April 13, 2026* This is a great collection of electric wire shrink wrap especially for smaller caliber wires. The larger gauge shrink wrap works, but is too short for any wires large enough to fit. You will have to use 3 or 4 of the larger wraps overlapping each other. ## Frequently Bought Together - Eventronic 400 Pcs Heat Shrink Tubing Kit-3:1 Ratio Adhesive Lined,Marine Grade Shrink Wrap - Industrial Heat-Shrink Tubing - Black - SEEKONE Mini Heat Gun, 350W 2-Temp Settings 500℉ & 842℉（260℃& 450℃） Fast Heat Hot Air Gun Tool with Reflector Nozzle and 4.9Ft Long Cable Overload Protection for Crafting, Vinyl Wrap and Shrink Tubing - Kuject Heat Shrink Solder Seal Wire Connectors Kit 120PCS, Waterproof Butt Connector Heat Shrink Electrical Terminals, Insulated Solderless Wiring Splice Connectors for Marine Automotive Boat Truck --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sn/products/525565087-400pcs-heat-shrink-tubing-kit-3-1-adhesive-lined-wire](https://www.desertcart.sn/products/525565087-400pcs-heat-shrink-tubing-kit-3-1-adhesive-lined-wire) --- *Product available on Desertcart Senegal* *Store origin: SN* *Last updated: 2026-08-07*