---
product_id: 374323909
title: "Hobart H381806-R18 1-Pound ER4043 Aluminum Welding Wire, 0.030-Inch"
brand: "hobart"
price: "R7"
currency: ZAR
in_stock: false
url: https://www.desertcart.co.za/products/374323909-hobart-h381806-r18-1-pound-er4043-aluminum-welding-wire-0
store_origin: ZA
region: South Africa
---

# Bright, clean weld finish Versatile on multiple aluminum grades 0.030-inch precision diameter Hobart H381806-R18 1-Pound ER4043 Aluminum Welding Wire, 0.030-Inch

**Brand:** hobart
**Price:** R7
**Availability:** ❌ Out of Stock

## Summary

> ⚡ Elevate your welds with precision and shine!

## Quick Answers

- **What is this?** Hobart H381806-R18 1-Pound ER4043 Aluminum Welding Wire, 0.030-Inch by hobart
- **How much does it cost?** R7 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/374323909-hobart-h381806-r18-1-pound-er4043-aluminum-welding-wire-0)

## Best For

- hobart enthusiasts

## Why This Product

- Trusted hobart brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Lightweight & Compact:** Just 1-pound spool, easy to handle and store without bulk
- • **Ready for MIG Welding Excellence:** Optimized for MIG welding to boost efficiency and reduce rework
- • **Universal Aluminum Compatibility:** Seamlessly welds various aluminum alloys for maximum flexibility
- • **Bright Finish that Commands Attention:** Delivers a polished weld appearance that stands out on every project
- • **Precision Diameter for Flawless Welds:** 0.030-inch wire ensures consistent, smooth bead formation

## Overview

The Hobart H381806-R18 is a 1-pound spool of 0.030-inch ER4043 aluminum welding wire, engineered for general-purpose use. Its bright weld finish and compatibility with multiple aluminum grades make it a top choice for professional welders seeking reliable, clean, and versatile performance in MIG welding applications.

## Description

A general-purpose type aluminum welding wire.;Its bright weld finish makes it a popular choice of welders.;It can be used to weld various grades of aluminum.

## Features

- A general-purpose type aluminum welding wire.
- Its bright weld finish makes it a popular choice of welders.
- It can be used to weld various grades of aluminum.
- Item Package Dimension: 4.0" L x 4.0" W x 1.75" H

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Hobart |
| Part number | H381806-R18 |
| Item Weight | 454 g |
| Item model number | H381806-R18 |
| Size | 0.030-Inch |
| Material | Aluminum |
| Installation Method | mig-welding |
| Item Package Quantity | 1 |
| Cutting Diameter | 0.04 Inches |
| Batteries Required? | No |
| Item diameter | 0.04 Inches |

## Images

![Hobart H381806-R18 1-Pound ER4043 Aluminum Welding Wire, 0.030-Inch - Image 1](https://m.media-amazon.com/images/I/81aApN22VdL.jpg)

## Available Options

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

## Questions & Answers

**Q: What is the diameter WIRE ? I NEED TO 1.2mm**
A: Uh, as it says directly in the ad in multiple places AND on the product label picture, it is .030".  Isn't spending a minute to read easier than posting a question?  Need to convert to mm, type .030" into Google (it's 0.762mm).Look for .045" wire.  Here maybe?  http://www.amazon.com/ER4043-Aluminum-MIG-Welding-Spool/dp/B00HVLEKZM/ref=sr_1_fkmr2_2?s=hi&ie=UTF8&qid=1431203779&sr=1-2-fkmr2&keywords=.045+alum+mig+wire

**Q: Can this weld cracks in aluminum pump housings?**
A: Yes you can weld aluminum with this wire(however it is used with a MIG welder with a spoolgun and argon gas)

**Q: Will this weld 7075 aluminum?**
A: 7075 aluminum is not weldable, period.

**Q: Will this work with a Lincon Electric welder?  Does it have a flux core?**
A: You need argon gas with this wire.

## Frequently Bought Together

- Hobart H381806-R18 1-Pound ER4043 Aluminum Welding Wire, 0.030-Inch
- Spool Gun, 100 A, 10 ft., 60 percent

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-02-03*