--- product_id: 383743856 title: "Wirefy 3/4\" Heat Shrink Tubing - Large Diameter - 3:1 Ratio - Adhesive Lined - Industrial Heat-Shrink Tubing - Black - 50 Feet Roll" brand: "wirefy" price: "R535" currency: ZAR in_stock: false reviews_count: 13 url: https://www.desertcart.co.za/products/383743856-wirefy-3-4-heat-shrink-tubing-large-diameter-3-1 store_origin: ZA region: South Africa --- # Adhesive Lined 3:1 Shrink Ratio Dual Wall Protection Wirefy 3/4" Heat Shrink Tubing - Large Diameter - 3:1 Ratio - Adhesive Lined - Industrial Heat-Shrink Tubing - Black - 50 Feet Roll **Brand:** wirefy **Price:** R535 **Availability:** ❌ Out of Stock ## Summary > 🔧 Shrink it, seal it, and forget it! ## Quick Answers - **What is this?** Wirefy 3/4" Heat Shrink Tubing - Large Diameter - 3:1 Ratio - Adhesive Lined - Industrial Heat-Shrink Tubing - Black - 50 Feet Roll by wirefy - **How much does it cost?** R535 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/383743856-wirefy-3-4-heat-shrink-tubing-large-diameter-3-1) ## Best For - wirefy enthusiasts ## Why This Product - Trusted wirefy brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Quick & Easy:** Transform your projects in seconds with simple heat application. - • **Seal the Deal:** Achieve a perfect fit with a 3:1 shrink ratio for ultimate insulation. - • **Durable Design:** Marine-grade tubing resists wear, heat, and fluids for long-lasting performance. - • **Generous Length:** 50 feet of premium tubing means you're ready for any project that comes your way. - • **Waterproof Wonder:** Adhesive lining ensures your connections are sealed tight against moisture. ## Overview Wirefy's 3/4" Heat Shrink Tubing offers a robust solution for professional-grade insulation. With a 3:1 shrink ratio and adhesive lining, this 50-foot roll ensures waterproof, durable connections that stand the test of time. Ideal for various applications, this dual-wall tubing is resistant to heat, fluids, and mechanical stress, making it a must-have for any toolkit. ## Description Free delivery and returns on all eligible orders. Shop Wirefy 3/4" Heat Shrink Tubing - Large Diameter - 3:1 Ratio - Adhesive Lined - Industrial Heat-Shrink Tubing - Black - 50 Feet Roll. Review: Excellent value and worries a treat - Very good value and does exactly what it is supposed to do Review: Good shrink rate probably a genuine 3:1 or better.Strong and thick with good glue. Worth he extra - These are great. Really pleased. I managed to wrap a 1mm cable with these. The shrink rate is good and they're thick so they should insulate well. The glue also works well. They are expensive but the job looks tidy and they should last me for years. ## Features - 3:1 SHRINK RATIO - Recovers to 1/3 of its original diameter, and makes a tight seal. Eliminates the problem of 2:1 tubing not shrinking tight enough. - GLUE INSIDE - When heat is applied, adhesive comes out and seals the connection. This creates resistant and long-lasting insulation. - EASY TO USE - Simply slide heat shrink tube over your connection point and apply heat. Make professional insulated connections in seconds. - DUAL WALL TUBING - Provides enhanced protection from wear and tear. a resistant tubing is resistant to fluids, heat, and mechanical stretch. - 3/4 INCH (19.1mm) SHRINK TUBING DIAMETER - Get the exact diameter you need. 50 Feet of shrink tubing will last through many projects. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08W8BMP4G | | Best Sellers Rank | 130,402 in DIY & Tools ( See Top 100 in DIY & Tools ) 72 in Tubes (DIY & Tools) | | Brand | Wirefy | | Customer Reviews | 4.6 out of 5 stars 24,805 Reviews | | Item Dimensions L x W | 19W millimetres | | Item Length | 15.25 Metres | | Item Thickness | 19.1 Millimetres | | Item thickness | 19.1 Millimetres | | Manufacturer | Wirefy | | Material | Polyolefin | | Model Number | Wirefy-DWT-19.1-B | | Number of Items | 1 | | Number of Packs | 1 | | Part Number | Wirefy-DWT-19.1-B | | Product dimensions | 19W millimetres | | Recommended Uses For Product | Electrical insulation, moisture protection, wire identification, cable bundling, thermal insulation | | Recommended uses for product | Electrical insulation, moisture protection, wire identification, cable bundling, thermal insulation | | UPC | 850026973068 | | Unit Count | 15 meter | ## Product Details - **Brand:** Wirefy - **Material:** Polyolefin - **Colour:** Black - **Product dimensions:** 15.24L x 0.02W metres - **Maximum pressure:** 10 Bars - **Nominal wall thickness:** 1,25 inch - **Outside diameter:** 19.1 Millimetres - **Item length:** 600 Inches - **UPC:** 850026973068 - **Manufacturer:** Wirefy ## Images ![Wirefy 3/4" Heat Shrink Tubing - Large Diameter - 3:1 Ratio - Adhesive Lined - Industrial Heat-Shrink Tubing - Black - 50 Feet Roll - Image 1](https://m.media-amazon.com/images/I/81rdOCp7Z6L.jpg) ![Wirefy 3/4" Heat Shrink Tubing - Large Diameter - 3:1 Ratio - Adhesive Lined - Industrial Heat-Shrink Tubing - Black - 50 Feet Roll - Image 2](https://m.media-amazon.com/images/I/71NCe6hoqRL.jpg) ![Wirefy 3/4" Heat Shrink Tubing - Large Diameter - 3:1 Ratio - Adhesive Lined - Industrial Heat-Shrink Tubing - Black - 50 Feet Roll - Image 3](https://m.media-amazon.com/images/I/7175FwIA2LL.jpg) ![Wirefy 3/4" Heat Shrink Tubing - Large Diameter - 3:1 Ratio - Adhesive Lined - Industrial Heat-Shrink Tubing - Black - 50 Feet Roll - Image 4](https://m.media-amazon.com/images/I/71lsJeA7PjL.jpg) ![Wirefy 3/4" Heat Shrink Tubing - Large Diameter - 3:1 Ratio - Adhesive Lined - Industrial Heat-Shrink Tubing - Black - 50 Feet Roll - Image 5](https://m.media-amazon.com/images/I/71iQj19RX+L.jpg) ## Questions & Answers **Q: How flexible is the heat shrink once recovered? I am using it to group wires for a wiring loom/harness and my current heat shrink is very inflexible.** A: Probably the best one have ever tried not over flexible but not as brittle as over ones.little tip all ways try to use the smallest size you can as less shrinking the more flexibility it retains. **Q: Does it come in white** A: Its available in Red and Black. **Q: Is the tubing black or does it have printing on it all along the tubing ?** A: Thank you for your question. The tubing is black and there is printing on it. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Excellent value and worries a treat *by N***E on 23 July 2026* Very good value and does exactly what it is supposed to do ### ⭐⭐⭐⭐⭐ Good shrink rate probably a genuine 3:1 or better.Strong and thick with good glue. Worth he extra *by M***R on 31 October 2025* These are great. Really pleased. I managed to wrap a 1mm cable with these. The shrink rate is good and they're thick so they should insulate well. The glue also works well. They are expensive but the job looks tidy and they should last me for years. ### ⭐⭐⭐⭐ Good quality. *by J***C on 19 December 2025* This brand makes good quality heat shrink. My first choice now. ## Frequently Bought Together - Wirefy 3/4" Heat Shrink Tubing - Large Diameter - 3:1 Ratio - Adhesive Lined - Industrial Heat-Shrink Tubing - Black - 50 Feet Roll - Wirefy Heat Shrink Wire Connectors Kit - Marine Grade Electrical Connectors - Automotive Butt Connectors - Insulated Ring, Spade, Fork, Hook Crimp Terminals - 22-10 Gauge - 270 PCS - Crimping Tool for Heat Shrink Connectors - Ratcheting Wire Crimper - Crimping Pliers - Ratchet Terminal Crimper - Wire Crimp Tool by Wirefy --- ## 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.co.za/products/383743856-wirefy-3-4-heat-shrink-tubing-large-diameter-3-1](https://www.desertcart.co.za/products/383743856-wirefy-3-4-heat-shrink-tubing-large-diameter-3-1) --- *Product available on Desertcart South Africa* *Store origin: ZA* *Last updated: 2026-10-23*