--- product_id: 567164631 title: "400PCS Heat Shrink Tubing Kit" price: "€ 36.76" currency: EUR in_stock: true reviews_count: 13 url: https://www.desertcart.hr/products/567164631-400pcs-heat-shrink-tubing-kit store_origin: HR region: Croatia --- # Adhesive-lined waterproof insulation 3:1 shrink ratio for tight seal Dual-wall abrasion & strain resistance 400PCS Heat Shrink Tubing Kit **Price:** € 36.76 **Availability:** ✅ In Stock ## Summary > 🔧 Seal it tight, seal it right — gear up like a wiring wizard! ## Quick Answers - **What is this?** 400PCS Heat Shrink Tubing Kit - **How much does it cost?** € 36.76 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/567164631-400pcs-heat-shrink-tubing-kit) ## Best For - Customers looking for quality international products ## Why This Product - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Dual-wall construction offers superior abrasion resistance and strain relief, protecting your connections under pressure. - • **Shrink Like a Pro:** 3:1 ratio ensures a snug, professional-grade seal every time, eliminating loose fits. - • **Color-Coded Clarity:** Black and red tubing simplifies positive/negative wire identification, streamlining your workflow and reducing errors. - • **Versatile Size Range:** 400 pieces spanning 1/8" to 1" diameters cover all your wiring needs from delicate electronics to heavy-duty automotive projects. - • **Waterproof Confidence:** Adhesive lining activates with heat to lock out moisture and corrosion for marine-grade durability. ## Overview This Heat Shrink Tubing Kit features a rapid 3:1 shrink ratio with adhesive lining that creates a waterproof, corrosion-resistant seal. Its dual-wall design provides abrasion resistance and strain relief, making it ideal for automotive, marine, and industrial wiring projects. With 400 pre-cut pieces in multiple sizes and color-coded options, it offers professional-grade insulation and protection for a wide range of electrical applications. ## Description Product description HEAT ACTIVATED ADHESIVE Creates a waterproof seal Greater tensile strength Resistant to stretch and vibration 3:1 SHRINK RATIO Stays flexible Recovers to 1/3 of its original diameter More versatile compared to 2:1 tubing WATERPROOF Can be submerged under water Protection against wire corrosion Connection is sealed from the elements Review: The 3:1 shrink ratio and the adhesive are really good features - Black, Red - 400 PCS - This is good stuff. The 3 to 1 shrink ratio solved my usual problem with other heat shrinks. I like connections that are strong, physically and electrically very robust, so I often times use a parallel connector rather than a "butt" connector. Parallel connectors are kind of fat. With 3:1 shrink ratio I can pick a shrink tube size that fits over the fat connector and still shrinks down tight over the wires. I use it pretty much everywhere though, not just on parallel connectors. I do like the adhesive. It is very strong and grips onto the wire insulation very well, so if your wire gets pulled severely by something, the connection is just about as strong as the wire itself. I use this on automotive wires and any other project I have going. I checked the adhesive strength by putting 2 wires end-to-end butt-connector style without the butt connector. The wires weren't even touching each other. Just sitting end to end with heat shrink over. Shrunk it, then tried to pull them apart a couple minutes after they cooled down. Couldn't really do it. That was with ~ 16 gauge GSX type automotive wire. The only "disadvantage" I can think of is that it doesn't shrink as fast - I mean you have to heat it a little longer to shrink it, compared to the regular 2:1 stuff with no adhesive. I'm using a proper 2-settings hot air gun made for this purpose. Review: Sea them and forget it - I used to tape most of my connections but after looking into these marine grade shrink tubes I figured it would be a much better way of covering splices and sealing them out. After I got them I tested them on a few splices. They’re easy to use and very effective. They work well at sealing the wires and the adhesive really sticks them in place and seals everything up. Use a lighter or heat gun and the really shrink down quite a bit. ## Features - INCLUDES ADHESIVE COATING: When heat is applied, adhesive comes out and seals the connection, creating waterproof and long-lasting insulation. This creates a waterproof and durable insulation with a satisfaction guarantee - DUAL WALL TUBING: Outer wall provides abrasion resistance. Inner wall creates waterproof seal and strain relief. Our solder connectors will also impress you - 3:1 SHRINK RATIO & FAST CONTRACTION SPEED: Recovers to 1/3 of its original diameter, and makes a tight seal. Eliminates the problem of 2:1 tubing not shrinking tight enough. Shrink temperature: 80 to 125°C. Provides a professional connection within seconds - VARIETY OF SIZES: We offer larger diameter heat shrink tubing ranging from 1/8" to 1". Shrink tubing is precut to 1.75 inches - FUNCTIONAL WIRE SHRINK WRAP TUBING: Covers all gauges of heat shrink wires you'll need in RC hobbies and many other applications. Heat shrink tubing assortment is mainly used in wire connection, rust prevention and corrosion protection of solder joints, protection and insulation processing of wire end, wiring harness and electronic components. Also works well for protecting headphones and phone cables ## Technical Specifications | Specification | Value | |---------------|-------| | Customer Reviews | 4.8 out of 5 stars 997 Reviews | ## Images ![400PCS Heat Shrink Tubing Kit - Image 1](https://m.media-amazon.com/images/I/717IzgbCdML.jpg) ![400PCS Heat Shrink Tubing Kit - Image 2](https://m.media-amazon.com/images/I/717Bf1yp6lL.jpg) ![400PCS Heat Shrink Tubing Kit - Image 3](https://m.media-amazon.com/images/I/71pApQglUKL.jpg) ![400PCS Heat Shrink Tubing Kit - Image 4](https://m.media-amazon.com/images/I/61Ulz9najKL.jpg) ![400PCS Heat Shrink Tubing Kit - Image 5](https://m.media-amazon.com/images/I/81LR2xfio6L.jpg) ## Available Options This product comes in different **Size, Number Of Items** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ The 3:1 shrink ratio and the adhesive are really good features *by G***W on December 21, 2025* Black, Red - 400 PCS - This is good stuff. The 3 to 1 shrink ratio solved my usual problem with other heat shrinks. I like connections that are strong, physically and electrically very robust, so I often times use a parallel connector rather than a "butt" connector. Parallel connectors are kind of fat. With 3:1 shrink ratio I can pick a shrink tube size that fits over the fat connector and still shrinks down tight over the wires. I use it pretty much everywhere though, not just on parallel connectors. I do like the adhesive. It is very strong and grips onto the wire insulation very well, so if your wire gets pulled severely by something, the connection is just about as strong as the wire itself. I use this on automotive wires and any other project I have going. I checked the adhesive strength by putting 2 wires end-to-end butt-connector style without the butt connector. The wires weren't even touching each other. Just sitting end to end with heat shrink over. Shrunk it, then tried to pull them apart a couple minutes after they cooled down. Couldn't really do it. That was with ~ 16 gauge GSX type automotive wire. The only "disadvantage" I can think of is that it doesn't shrink as fast - I mean you have to heat it a little longer to shrink it, compared to the regular 2:1 stuff with no adhesive. I'm using a proper 2-settings hot air gun made for this purpose. ### ⭐⭐⭐⭐⭐ Sea them and forget it *by C***E on February 2, 2026* I used to tape most of my connections but after looking into these marine grade shrink tubes I figured it would be a much better way of covering splices and sealing them out. After I got them I tested them on a few splices. They’re easy to use and very effective. They work well at sealing the wires and the adhesive really sticks them in place and seals everything up. Use a lighter or heat gun and the really shrink down quite a bit. ### ⭐⭐⭐⭐⭐ Perfect for Automotive & DIY Wiring *by C***N on September 30, 2025* This heat shrink tubing kit is excellent quality and a must-have for anyone working with wiring. The 3:1 shrink ratio is perfect—it shrinks down tightly and evenly, and the adhesive lining creates a waterproof seal that feels professional and long-lasting. I’ve used it on automotive repairs and small electronics projects, and it holds up very well. The assortment of sizes is generous, covering just about any application from small gauge wires to heavier connections. The material feels thick and durable but still shrinks smoothly with a heat gun. Once cooled, the tubing is tough and resistant to pulling, moisture, and abrasion. I also appreciate that the kit includes 400 pieces—it’s plenty for multiple projects, and the organized case keeps everything sorted. The black and red colors make it easy to keep track of positive and negative wiring, which is a nice touch. If you’re doing automotive, marine, or general electronics work, this set is an excellent value. Strong seal, reliable quality, and easy to use—highly recommended ## Frequently Bought Together - Heat Shrink Tubing Kit - 3:1 Ratio Adhesive Lined, Marine Grade Shrink Wrap - Automotive Industrial Heat-Shrink Tubing - Black, Red - 400 PCS - 180Pcs Heat Shrink Wire Connectors Kit - Waterproof Marine Automotive Battery Electrical Crimp Terminals Set, Ring Fork Spade Butt Splices - TKDMR 446 Pcs Heat Shrink Tubing Kit - 4:1 Ratio Adhesive Lined, Marine Grade Shrink Wrap - Industrial Heat Shrink Tubing,Black --- ## 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.hr/products/567164631-400pcs-heat-shrink-tubing-kit](https://www.desertcart.hr/products/567164631-400pcs-heat-shrink-tubing-kit) --- *Product available on Desertcart Croatia* *Store origin: HR* *Last updated: 2026-05-18*