---
product_id: 304496638
title: "Wirefy | Heat Shrink Tubing - 1-1/2\" inch - 3:1 Ratio - Adhesive Dual Wall Waterproof - Heat Shrink Tube - Heatshrink Tubes - Black - 50 Feet Roll | Trusted UL Certification"
brand: "wirefy"
price: "4934759₫"
currency: VND
in_stock: true
reviews_count: 13
category: "Wirefy"
url: https://www.desertcart.vn/products/304496638-wirefy-heat-shrink-tubing-1-1-2-inch-3-1
store_origin: VN
region: Vietnam
---

# Adhesive dual-wall seals waterproof & oil-proof 3:1 shrink ratio for precision fit 50ft flexible roll for custom cuts Wirefy | Heat Shrink Tubing - 1-1/2" inch - 3:1 Ratio - Adhesive Dual Wall Waterproof - Heat Shrink Tube - Heatshrink Tubes - Black - 50 Feet Roll | Trusted UL Certification

**Brand:** wirefy
**Price:** 4934759₫
**Availability:** ✅ In Stock

## Summary

> 🔥 Seal it tight, protect it right! 🔥

## Quick Answers

- **What is this?** Wirefy | Heat Shrink Tubing - 1-1/2" inch - 3:1 Ratio - Adhesive Dual Wall Waterproof - Heat Shrink Tube - Heatshrink Tubes - Black - 50 Feet Roll | Trusted UL Certification by wirefy
- **How much does it cost?** 4934759₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/304496638-wirefy-heat-shrink-tubing-1-1-2-inch-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

- • **Built to Endure:** Durable polyolefin resists abrasion, heat, and oil, providing long-lasting insulation in harsh environments.
- • **Ultimate Protection:** Dual-wall adhesive melts to create a waterproof, oil-proof barrier—perfect for marine, automotive, and outdoor use.
- • **Precision Fit Every Time:** 3:1 shrink ratio ensures a snug, professional-grade seal that outperforms standard 2:1 tubing.
- • **Certified Safety Assurance:** UL-listed for flame resistance and electrical safety, giving you peace of mind on critical projects.
- • **Custom Lengths, Zero Waste:** Generous 50-foot roll lets you cut exactly what you need, eliminating the hassle of pre-cut kits.

## Overview

Wirefy Heat Shrink Tubing offers a superior 3:1 shrink ratio on a 50-foot roll, featuring dual-wall adhesive for waterproof and oil-proof sealing. Made from durable polyolefin and UL-certified, it delivers professional-grade insulation and protection for electrical, automotive, and marine applications.

## Description

desertcart.com: Wirefy | Heat Shrink Tubing - 1-1/2" inch - 3:1 Ratio - Adhesive Dual Wall Waterproof - Heat Shrink Tube - Heatshrink Tubes - Black - 50 Feet Roll | Trusted UL Certification : Industrial & Scientific

Review: Great product - This stuff works great.Not just for wiring,I’ve used it to insulate tool handles, patch cracked or chafed or otherwise damaged outer sheathing of brake or clutch cables on bikes etc.I’ve ordered several sizes of the rolls and multiple boxes of the pre-cut assorted sizes over the past few years. Comes either 3:1 or 4:1 shrinkage rates . Once you figure out what you use the most it’s great to be able to get 20-25’ rolls . It has adhesive on the interior that really makes a great seal for keeping moisture out.There may be comparable products out there but I am going to continue to use this brand. I think the price is fair and you get what you pay for.
Review: Nice quality for a good price - This is a nice heat shrink especially for the money. They have always held up good, even exposed to weather. They shrink up at a good temperature and have a good amount of adhesive that you can see come out after shrunk. Will continue to reorder this

## Features

- 3:1 SHRINK RATIO: Wire shrink wrap tubing shrinks to 1/3 of its size for a tight, secure fit. Better than 2:1 tubing. Ideal for wire heat shrink tubing in electrical or automotive use.
- WATER & OIL PROOF: Adhesive lined heat shrink tubing melts and seals for a waterproof and oil proof bond. Reliable shrink tube for wires in marine, auto, or outdoor applications.
- 50FT FLEXIBLE ROLL: 1-1/2" heat shrink tubing on a 50ft roll. Cut any size you need. Better than precut kits. Perfect electrical shrink wrap tubing for custom cable runs.
- DURABLE INSULATION - Electrical heat shrink tubing resists abrasion, oil, and heat. Use shrink tubing for wires in harsh environments. Strong, flexible, and durable insulation.
- UL LISTED SAFETY – UL-listed heat shrink tubing meets rigorous safety and performance standards; guarantees reliable insulation and flame resistance in critical automotive, and electrical applications.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08W8JQVLC |
| Best Sellers Rank | #785 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #4 in Industrial Heat-Shrink Tubing #2,886 in Electrical Equipment |
| Brand Name | Wirefy |
| Color | Black |
| Customer Reviews | 4.7 4.7 out of 5 stars (34,276) |
| Item Dimensions L x W | 12.09"L x 2.52"W |
| Item Length | 600 Inches |
| Manufacturer | Wirefy |
| Material Type | Polyolefin |
| Maximum Pressure | 10 Bars |
| Nominal Wall Thickness | 1,5 inch |
| Outside Diameter | 30 Millimeters |
| UPC | 850026973099 |
| Unit Count | 50.0 Feet |

## Product Details

- **Brand:** Wirefy
- **Color:** Black
- **Item Length:** 600 Inches
- **Manufacturer:** Wirefy
- **Material:** Polyolefin
- **Maximum Pressure:** 10 Bars
- **Nominal Wall Thickness:** 1,5 inch
- **Outside Diameter:** 30 Millimeters
- **Product Dimensions:** 12.09"L x 2.52"W
- **UPC:** 850026973099

## Images

![Wirefy | Heat Shrink Tubing - 1-1/2" inch - 3:1 Ratio - Adhesive Dual Wall Waterproof - Heat Shrink Tube - Heatshrink Tubes - Black - 50 Feet Roll | Trusted UL Certification - Image 1](https://m.media-amazon.com/images/I/81rpHyf374L.jpg)
![Wirefy | Heat Shrink Tubing - 1-1/2" inch - 3:1 Ratio - Adhesive Dual Wall Waterproof - Heat Shrink Tube - Heatshrink Tubes - Black - 50 Feet Roll | Trusted UL Certification - Image 2](https://m.media-amazon.com/images/I/71Bdcf3t3YL.jpg)
![Wirefy | Heat Shrink Tubing - 1-1/2" inch - 3:1 Ratio - Adhesive Dual Wall Waterproof - Heat Shrink Tube - Heatshrink Tubes - Black - 50 Feet Roll | Trusted UL Certification - Image 3](https://m.media-amazon.com/images/I/7175FwIA2LL.jpg)
![Wirefy | Heat Shrink Tubing - 1-1/2" inch - 3:1 Ratio - Adhesive Dual Wall Waterproof - Heat Shrink Tube - Heatshrink Tubes - Black - 50 Feet Roll | Trusted UL Certification - Image 4](https://m.media-amazon.com/images/I/71lsJeA7PjL.jpg)
![Wirefy | Heat Shrink Tubing - 1-1/2" inch - 3:1 Ratio - Adhesive Dual Wall Waterproof - Heat Shrink Tube - Heatshrink Tubes - Black - 50 Feet Roll | Trusted UL Certification - Image 5](https://m.media-amazon.com/images/I/71iQj19RX+L.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great product
*by J***M on February 1, 2026*

This stuff works great.Not just for wiring,I’ve used it to insulate tool handles, patch cracked or chafed or otherwise damaged outer sheathing of brake or clutch cables on bikes etc.I’ve ordered several sizes of the rolls and multiple boxes of the pre-cut assorted sizes over the past few years. Comes either 3:1 or 4:1 shrinkage rates . Once you figure out what you use the most it’s great to be able to get 20-25’ rolls . It has adhesive on the interior that really makes a great seal for keeping moisture out.There may be comparable products out there but I am going to continue to use this brand. I think the price is fair and you get what you pay for.

### ⭐⭐⭐⭐⭐ Nice quality for a good price
*by C***E on March 30, 2026*

This is a nice heat shrink especially for the money. They have always held up good, even exposed to weather. They shrink up at a good temperature and have a good amount of adhesive that you can see come out after shrunk. Will continue to reorder this

### ⭐⭐⭐⭐⭐ Wirefy Heat Shrink Tubing Kit: A Versatile and Durable Solution for Electrical Insulation
*by T***H on June 19, 2024*

I recently purchased the Wirefy Heat Shrink Tubing Kit (180 PCS - 3:1 Ratio Adhesive Lined), and I am extremely satisfied with its performance. Here's a detailed review based on my experience: ### Comprehensive Kit This kit includes 180 pieces of heat shrink tubing in seven different sizes ranging from 3/32" to 3/4". This variety ensures that I have the right size for any project, whether it's small electronics or larger cable repairs. The pieces are precut to 3.5 inches, which is very convenient for quick applications​:citation[oaicite:6]{index=6}​​:citation[oaicite:5]{index=5}​. ### Superior Shrink Ratio The 3:1 shrink ratio is particularly impressive. It recovers to one-third of its original diameter, providing a snug and secure fit over various wire gauges. This feature eliminates the common issue of 2:1 tubing not shrinking tight enough, ensuring a professional and durable insulation every time​:citation[oaicite:4]{index=4}​. ### Adhesive Lined for Extra Protection What sets this kit apart is the adhesive lining inside the tubing. When heated, the adhesive melts and flows, creating a waterproof seal and providing excellent insulation. This feature is especially useful for automotive, marine, and outdoor applications where moisture resistance is crucial​:citation[oaicite:3]{index=3}​. ### Easy to Use Using this heat shrink tubing is straightforward. Simply slide the tubing over the connection and apply heat with a heat gun. The tubing shrinks quickly and evenly, making it easy to achieve professional results even for beginners. The dual-wall construction adds extra durability, with the outer wall providing abrasion resistance and the inner wall creating a strong adhesive bond​:citation[oaicite:2]{index=2}​​:citation[oaicite:1]{index=1}​. ### Excellent Value for Money At $14.99, this kit offers great value. The quality of the tubing and the comprehensive selection of sizes make it a cost-effective solution for a wide range of electrical insulation tasks. Free expedited shipping and returns add to the overall value, making it a hassle-free purchase​:citation[oaicite:0]{index=0}​. ### Final Thoughts Overall, the Wirefy Heat Shrink Tubing Kit is a high-quality, versatile product that meets all my electrical insulation needs. Its easy application, strong adhesive lining, and durable dual-wall construction make it a must-have for any DIY enthusiast or professional. I highly recommend this kit for anyone looking for reliable and effective heat shrink tubing.

## Frequently Bought Together

- Wirefy 1/8" Heat Shrink Tubing - 3:1 Ratio - Adhesive Lined - a resistant Heat Shrink - Black - 50 Feet Roll
- AIRIC UL Listed Non Insulated Butt Connectors 22-16 AWG,100 pcs Electrical Seamless Crimping Terminals,Uninsulated Wiring Crimps Connector, Bare Copper Crimp Splice Terminal for 22,20,18,16 Gauge Wire

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-04-25*