---
product_id: 571914418
title: "Solder Wire,0.8mm Soldering Wire Lead Free Sn99.3 Cu0.7 with Rosin Core for Electronic Electrical Soldering Components Repair and DIY. (20 G)"
brand: "sumwitum"
price: "127.88 DT"
currency: TND
in_stock: true
reviews_count: 13
category: "Sumwitum"
url: https://www.desertcart.tn/products/571914418-solder-wire-0-8mm-soldering-wire-lead-free-sn99-3
store_origin: TN
region: Tunisia
---

# Melting point 185-190°C 99.3% Tin purity 0.8mm diameter for precision Solder Wire,0.8mm Soldering Wire Lead Free Sn99.3 Cu0.7 with Rosin Core for Electronic Electrical Soldering Components Repair and DIY. (20 G)

**Brand:** sumwitum
**Price:** 127.88 DT
**Availability:** ✅ In Stock

## Summary

> 🛠️ Solder smarter, not harder — join the pro DIY revolution!

## Quick Answers

- **What is this?** Solder Wire,0.8mm Soldering Wire Lead Free Sn99.3 Cu0.7 with Rosin Core for Electronic Electrical Soldering Components Repair and DIY. (20 G) by sumwitum
- **How much does it cost?** 127.88 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/571914418-solder-wire-0-8mm-soldering-wire-lead-free-sn99-3)

## Best For

- sumwitum enthusiasts

## Why This Product

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

## Key Features

- • **Optimal Melting Range:** Melts between 185°C and 190°C for efficient, clean soldering every time.
- • **Compact & Portable Design:** Small 20g pack fits in your pocket—perfect for on-the-go repairs and DIY projects.
- • **Pure Performance, Lead-Free:** Crafted with 99.3% tin and 0.7% copper for safe, eco-friendly soldering without compromise.
- • **Rosin Core Flux for Effortless Flow:** Built-in rosin flux boosts fluidity and reduces post-solder cleaning—save time and hassle.
- • **Precision Diameter for Flawless Joints:** 0.8mm wire thickness ensures smooth, accurate soldering on delicate electronics.

## Overview

Sumwitum’s 0.8mm lead-free solder wire features 99.3% tin purity with a rosin core flux, delivering superior electrical and thermal conductivity. Its optimal melting point (185-190°C) and compact 20g packaging make it ideal for precise, clean soldering on electronics, from household repairs to professional projects.

## Description

Product Features: 1.This solder wire is synthesized from Tin-Cu rosin, we ensure that the tin content is 99.3%, lead free. 2.Less welding slag, bright solder joints. 3.Solder has good wettability, Strong solder joint. 4.With rosin flux, good fluidity, avoid cleaning after welding. Product Parameters: 1.Materials: Sn99.3%,Cu0.7%,Flux Rosin: 1.8-2% 2.Dimensions:5.5 x 5.5 x 2.9 cm/ 2.17 x 2.17 x 1.14 inches 3.Weight:20g 4.Packaging Size:5.5 x 5.5 x 2.9 cm/ 2.17 x 2.17 x 1.2 inches

Review: Really good - Works great, best product
Review: Good but bit costly - Bit costly for so small quantity

## Features

- ★【Lead-free Solder Wire】lead-free solder wire with rosin core;Our solder wire is good solder ability both in electrical conductivity and thermal conductivity; The solder wire is made of high-quality materials, free of impurities, safe and reliable, and can be used for a long time.
- ★【Parameters】Electrical solder wire diameter is 0.032 inch (0.8mm), Flux content 2%, Net weight 12g Using matches can be melted and welded ,so that raise welding efficiency and quality. melting point range: 185°C - 190°C (365°F - 374°F)
- ★【Small Pack Design】Weld wire adopts a small design. You can put the solder wire pack on your pocket and Easy to carry and use.
- ★【Widely Applications】The alloy soldering wire is widely used in the repair of household appliances, you can repair household items such as Electronic Electrical / cell phone/headset / Remotes/ radio / audio / TV / Toys / circuit board / and other electrical devices.
- ★【After-sales service】 If you encounter any problems with our products, please contact us at any time, all your doubts will be replied in 24 hours.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0B3D8NLMB |
| Best Sellers Rank | #29,701 in Home Improvement ( See Top 100 in Home Improvement ) #139 in Soldering Accessories |
| Generic Name | solder wire |
| Included Components | solder wire |
| Item Weight | 20 g |
| Item model number | SW003 |
| Manufacturer | Sumwitum-UK |
| Net Quantity | 1.0 Count |
| Package Dimensions | 10.7 x 9.6 x 2.5 cm; 20 g |

## Images

![Solder Wire,0.8mm Soldering Wire Lead Free Sn99.3 Cu0.7 with Rosin Core for Electronic Electrical Soldering Components Repair and DIY. (20 G) - Image 1](https://m.media-amazon.com/images/I/614hnbtuO7L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Really good
*by A***A on 8 November 2025*

Works great, best product

### ⭐⭐⭐⭐ Good but bit costly
*by T***I on 3 November 2024*

Bit costly for so small quantity

### ⭐⭐⭐⭐⭐ Good quality
*by D***A on 1 November 2024*

Melts easily

## Frequently Bought Together

- Solder Wire,0.8mm Soldering Wire Lead Free Sn99.3 Cu0.7 with Rosin Core for Electronic Electrical Soldering Components Repair and DIY. (20g)
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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-11-06*