---
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: "€ 7.51"
currency: EUR
in_stock: false
reviews_count: 13
url: https://www.desertcart.sk/products/571914418-solder-wire-0-8mm-soldering-wire-lead-free-sn99-3
store_origin: SK
region: Slovakia
---

# 0.8mm precision diameter 185-190°C optimal melting point 2% rosin flux core for clean joints 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:** € 7.51
**Availability:** ❌ Out of Stock

## Summary

> 🛠️ Solder smarter, not harder — join the lead-free 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?** € 7.51 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/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

- • **Lead-Free & High Purity:** Sn99.3% Cu0.7% alloy ensures safe, eco-friendly soldering without toxic lead.
- • **Rosin Core Flux Included:** 2% flux core boosts fluidity and adhesion, eliminating the need for post-cleaning.
- • **Compact & Portable Design:** Small 20g pack fits in your pocket—ideal for on-the-go DIY pros and tech managers.
- • **Precision Diameter for Fine Work:** 0.8mm wire thickness delivers perfect control for detailed electronic repairs.
- • **Effortless Melting & Strong Bonds:** Melts at 185-190°C for quick, reliable solder joints with minimal slag.

## Overview

This 0.8mm lead-free solder wire features a high-purity Sn99.3% Cu0.7% alloy with a 2% rosin flux core, melting cleanly at 185-190°C. Designed for precision electronic and electrical repairs, it offers strong, bright solder joints with minimal slag. Its compact 20g packaging makes it perfect for professionals and DIY enthusiasts seeking reliable, eco-friendly soldering on the move.

## 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: Perfaction - Perfactl solder…😊😊😊

## 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/41CyEOLuFzL.jpg)
![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 2](https://m.media-amazon.com/images/I/41KV7Rv0nfL.jpg)
![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 3](https://m.media-amazon.com/images/I/515eixKHHVL.jpg)
![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 4](https://m.media-amazon.com/images/I/515kj0eKp8L.jpg)
![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 5](https://m.media-amazon.com/images/I/51pdptpS55L.jpg)

## Customer Reviews

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

Works great, best product

### ⭐⭐⭐⭐ Perfaction
*by S***I on 7 August 2025*

Perfactl solder…😊😊😊

### ⭐⭐⭐⭐⭐ Very nice good product
*by P***Y on 24 December 2024*

Very nice 👍 Om namah shivaya 👍🙏🕉️

## Frequently Bought Together

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-03-03*