---
product_id: 334062907
title: "Wirefy | Heat Shrink Tubing - 1\" inch - 3:1 Ratio - Adhesive Dual Wall Waterproof - Heat Shrink Tube - Heatshrink Tubes - Black - 50 Feet Roll | Trusted UL Certification"
brand: "wirefy"
price: "3305625₫"
currency: VND
in_stock: false
reviews_count: 8
url: https://www.desertcart.vn/products/334062907-wirefy-heat-shrink-tubing-1-inch-3-1-ratio-adhesive
store_origin: VN
region: Vietnam
---

# Adhesive dual-wall seals waterproof & oil-proof 3:1 shrink ratio for precision fit UL-certified flame resistant insulation Wirefy | Heat Shrink Tubing - 1" inch - 3:1 Ratio - Adhesive Dual Wall Waterproof - Heat Shrink Tube - Heatshrink Tubes - Black - 50 Feet Roll | Trusted UL Certification

**Brand:** wirefy
**Price:** 3305625₫
**Availability:** ❌ Out of Stock

## Summary

> 🔥 Shrink it, seal it, secure it — Wirefy means business!

## Quick Answers

- **What is this?** Wirefy | Heat Shrink Tubing - 1" 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?** 3305625₫ with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/334062907-wirefy-heat-shrink-tubing-1-inch-3-1-ratio-adhesive)

## 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 harsh environments, keeping your wiring safe and reliable.
- • **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.
- • **Custom Length Flexibility:** 50-foot roll lets you cut exactly what you need—no waste, no limits on your projects.
- • **Certified Safety Assurance:** UL-listed for flame resistance and electrical insulation, giving you peace of mind on critical applications.

## Overview

Wirefy Heat Shrink Tubing offers a superior 3:1 shrink ratio on a flexible 50-foot roll, featuring adhesive dual-wall construction for waterproof and oil-proof sealing. Made from durable polyolefin and UL-certified for flame resistance and electrical safety, it’s engineered for professional-grade insulation in automotive, marine, and outdoor electrical projects.

## Description

Full description not available

## 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" 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 |
|---------------|-------|
| Brand | Wirefy |
| Material | Polyolefin |
| Color | Black |
| Product Dimensions | 11.22"L x 1.73"W |
| Item Weight | 2.8 Pounds |
| Maximum Pressure | 10 Bars |
| Nominal Wall Thickness | 1,25 inch |
| Outside Diameter | 30 Millimeters |
| Item Length | 600 Inches |
| UPC | 850026973075 |
| Manufacturer | Wirefy |
| Part Number | Wirefy-DWT-25.4-B |
| Item Weight | 2.83 pounds |
| Item model number | Wirefy-DWT-25.4-B |
| Is Discontinued By Manufacturer | No |
| Size | 1" - 50 Feet |
| Style | 3:1 Ratio |
| Voltage | 600 Volts (AC) |
| Item Package Quantity | 1 |
| Certification | UL |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** Wirefy
- **Material:** Polyolefin
- **Color:** Black
- **Product Dimensions:** 11.22"L x 1.73"W
- **Maximum Pressure:** 10 Bars
- **Nominal Wall Thickness:** 1,25 inch
- **Outside Diameter:** 30 Millimeters
- **Item Length:** 600 Inches
- **UPC:** 850026973075
- **Manufacturer:** Wirefy

## Images

![Wirefy | Heat Shrink Tubing - 1" 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/81ayibYT03L.jpg)
![Wirefy | Heat Shrink Tubing - 1" 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/71c2y2BPeyL.jpg)
![Wirefy | Heat Shrink Tubing - 1" 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" 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" 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/71WLgzBobhL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Versatile and Reliable
*by F***L on April 8, 2025*

This heat shrink tubing has become a staple in our household. Originally bought for my husband’s electrical work, it’s now found a place in my craft projects too. It’s easy to use—just slide it on, apply heat, and it seals perfectly, even keeping water out.The quality is solid, with good heat resistance and strong adhesive properties. It holds up well in tough environments and offers great value for the price. You can cut it to the length you need, which is super convenient.That said, some tubing diameters don’t quite match the listed specs, and opinions on thickness vary. But overall, it’s a reliable, multi-use product we keep coming back to.

### ⭐⭐⭐⭐⭐ Best heat shrink there is
*by C***R on August 19, 2025*

Like I said, the best there is.

### ⭐⭐⭐⭐⭐ Restocking Heat Shrink Kit
*by J***. on July 8, 2025*

I have a heat shrink kit which I have ran out of this size in the kit (same brand & function). This reel is to restock the kit. Works great!

## Frequently Bought Together

- Wirefy 1" Heat Shrink Tubing - Large Diameter - 3:1 Ratio - Adhesive Lined - Industrial Heat-Shrink Tubing - Black - 50 Feet Roll
- XHF UL Listed 1/2 Inch 55Ft 3:1 Waterproof Heat Shrink Tubing Roll Marine Grade Adhesive Lined Heat Shrink Tube, Insulation Sealing Oil-Proof Wear-Resistant Black
- Wirefy Heat Shrink Tubing Kit 180 PCS - 3:1 Ratio Adhesive Lined, Wire Shrink Wrap Tubing - Industrial Heat-Shrink Tubing - Black - Shrink Wrap Tubing | Trusted UL Certification

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**Shop now:** [https://www.desertcart.vn/products/334062907-wirefy-heat-shrink-tubing-1-inch-3-1-ratio-adhesive](https://www.desertcart.vn/products/334062907-wirefy-heat-shrink-tubing-1-inch-3-1-ratio-adhesive)

---

*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-05-16*