---
product_id: 614626319
title: "Solder Wire 100g, 1mm Lead Free Solder Wire Sn99 Ag0.3 Cu0.7, Electronics Soldering Wire with Flux for Electronic Electrical Soldering Components Repair and DIY (1mm 100g)"
brand: "ka wah core"
price: "¥292"
currency: JPY
in_stock: false
reviews_count: 8
url: https://www.desertcart.jp/products/614626319-solder-wire-100g-1mm-lead-free-solder-wire-sn99-ag0
store_origin: JP
region: Japan
---

# Lead-free eco-friendly alloy 215°C low melting point 1.0mm precision diameter Solder Wire 100g, 1mm Lead Free Solder Wire Sn99 Ag0.3 Cu0.7, Electronics Soldering Wire with Flux for Electronic Electrical Soldering Components Repair and DIY (1mm 100g)

**Brand:** ka wah core
**Price:** ¥292
**Availability:** ❌ Out of Stock

## Summary

> ⚡ Solder Smarter, Not Harder — Join the Lead-Free Revolution!

## Quick Answers

- **What is this?** Solder Wire 100g, 1mm Lead Free Solder Wire Sn99 Ag0.3 Cu0.7, Electronics Soldering Wire with Flux for Electronic Electrical Soldering Components Repair and DIY (1mm 100g) by ka wah core
- **How much does it cost?** ¥292 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/614626319-solder-wire-100g-1mm-lead-free-solder-wire-sn99-ag0)

## Best For

- ka wah core enthusiasts

## Why This Product

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

## Key Features

- • **Compact & Ready:** 100g spool fits neatly in your toolkit, perfect for on-the-go repairs and hobbyist creativity.
- • **Fast & Safe Melt:** Low 215°C melting point reduces thermal shock, protecting sensitive components every time.
- • **Precision Perfect:** 1.0mm diameter ensures fine, accurate soldering for intricate electronics and DIY projects.
- • **Bright & Clean Finish:** Distinct bright color wire guarantees clear visibility and professional-grade solder joints.
- • **Eco-Conscious Crafting:** Lead-free Sn99 Ag0.3 Cu0.7 alloy with 2% flux core keeps your workspace and environment safer.

## Overview

This 100g spool of 1mm diameter lead-free solder wire (Sn99 Ag0.3 Cu0.7) with 2% flux core offers a low melting point of 215°C for quick, safe, and precise electronics soldering. Ideal for ICs, PCBs, and DIY repairs, it delivers bright, clean joints while prioritizing environmental safety and component protection.

## Description

This Unlead solder wire is environmental protection, and the solder joints are bright and full, there will never be undersirable phenomena such as false welding and false welding. Good welding performance, greatly reducing welding time Soder wire Specification: Diameter: 0.039inch/1.0mm Weight: 0.22lb / 100g Flux: 2.0% Melting Point Temperature: 415°C Pakcage Include: 1 Pack x Unlead solder wire 0.22lb / 100g

## Features

- This lead free solder wire widely use for IC, PCB, soldering electronics products soldering & repair or hardware products etc fine soldering work, or DIY hobby applications.
- The material of Rosin Core Solder wire is Sn99, Ag0.3, Cu0.7, with flux 2.0% , it is a most economical and environmentally friendly.
- This electrical soldering wire safety than with lead solder wire, and the wire color is different, the lead free solder wire is more bright color, but with lead solder wire is grayish dark color.
- The weight of solder wire is 100g(0.22lb), Diameter is 1.0mm (0.039 in), Melting point is 215°C . low melting point is more safety, and soldering quickly, can be reduce thermal shock to components from soldering.
- The weight of the solder wire is 100 g (0.22 lb), the diameter is 1.0 mm (0.039 inch), and the melting point is 215°C. Low melting point is more safety, and fast soldering can reduce the thermal shock for components caused by soldering.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Ka wah core |
| Part Number | 1mm-100g |
| Package Dimensions | 6.5 x 5.3 x 3.1 cm; 100 g |
| Manufacturer reference | 1mm-100g |
| Colour | 50g 1mm |
| Batteries Required? | No |
| Item Weight | 100 g |

## Images

![Solder Wire 100g, 1mm Lead Free Solder Wire Sn99 Ag0.3 Cu0.7, Electronics Soldering Wire with Flux for Electronic Electrical Soldering Components Repair and DIY (1mm 100g) - Image 1](https://m.media-amazon.com/images/I/71suLu4ExKL.jpg)
![Solder Wire 100g, 1mm Lead Free Solder Wire Sn99 Ag0.3 Cu0.7, Electronics Soldering Wire with Flux for Electronic Electrical Soldering Components Repair and DIY (1mm 100g) - Image 2](https://m.media-amazon.com/images/I/715xDLnfbnL.jpg)
![Solder Wire 100g, 1mm Lead Free Solder Wire Sn99 Ag0.3 Cu0.7, Electronics Soldering Wire with Flux for Electronic Electrical Soldering Components Repair and DIY (1mm 100g) - Image 3](https://m.media-amazon.com/images/I/81cKTcADByL.jpg)
![Solder Wire 100g, 1mm Lead Free Solder Wire Sn99 Ag0.3 Cu0.7, Electronics Soldering Wire with Flux for Electronic Electrical Soldering Components Repair and DIY (1mm 100g) - Image 4](https://m.media-amazon.com/images/I/714wFk9otGL.jpg)
![Solder Wire 100g, 1mm Lead Free Solder Wire Sn99 Ag0.3 Cu0.7, Electronics Soldering Wire with Flux for Electronic Electrical Soldering Components Repair and DIY (1mm 100g) - Image 5](https://m.media-amazon.com/images/I/71fTkfppBeL.jpg)

## Available Options

This product comes in different **Colour Name** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Solder
*by A***R on 29 June 2024*

It a heat up, it a melt, it a set, it a super solder.

### ⭐⭐⭐⭐⭐ Smooth flow solder.
*by J***S on 10 June 2024*

Nothing to dislike about it melt pretty well at normal tip temperatures and sets nicely.

### ⭐⭐⭐⭐⭐ Good
*by S***Y on 26 March 2024*

Easy to use

## Frequently Bought Together

- Solder Wire 100g, 1mm Lead Free Solder Wire Sn99 Ag0.3 Cu0.7, Electronics Soldering Wire with Flux for Electronic Electrical Soldering Components Repair and DIY (1mm 100g)
- Soldering flux Liquid 50ml oiler- SMD/RMA No Clean,Reflow, Rework, Reball RF800

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.jp/products/614626319-solder-wire-100g-1mm-lead-free-solder-wire-sn99-ag0](https://www.desertcart.jp/products/614626319-solder-wire-100g-1mm-lead-free-solder-wire-sn99-ag0)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-02-04*