---
product_id: 564905437
title: "Ultra-Thin Solder Wire 0.01in (0.3mm) Rosin Core Flux 2.5, Lead Free Solder Wire Sn99 Ag0.3 Cu0.7 Flow 50g Electronics Soldering Electric Solder"
brand: "enersystec"
price: "C$4301"
currency: NIO
in_stock: true
url: https://www.desertcart.ni/products/564905437-ultra-thin-solder-wire-0-01in-0-3mm-rosin-core
store_origin: NI
region: Nicaragua
---

# Ultra-Thin Solder Wire 0.01in (0.3mm) Rosin Core Flux 2.5, Lead Free Solder Wire Sn99 Ag0.3 Cu0.7 Flow 50g Electronics Soldering Electric Solder

**Brand:** enersystec
**Price:** C$4301
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Ultra-Thin Solder Wire 0.01in (0.3mm) Rosin Core Flux 2.5, Lead Free Solder Wire Sn99 Ag0.3 Cu0.7 Flow 50g Electronics Soldering Electric Solder by enersystec
- **How much does it cost?** C$4301 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ni](https://www.desertcart.ni/products/564905437-ultra-thin-solder-wire-0-01in-0-3mm-rosin-core)

## Best For

- enersystec enthusiasts

## Why This Product

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

## Description

International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Enersystec Electric Co.,Ltd |
| Item model number | EST-SW35-0.3LDF50 |
| Product Dimensions | 2.8 x 2.8 x 5.5 cm; 50 g |
| ASIN | B07VT4MLD1 |

## Images

![Ultra-Thin Solder Wire 0.01in (0.3mm) Rosin Core Flux 2.5, Lead Free Solder Wire Sn99 Ag0.3 Cu0.7 Flow 50g Electronics Soldering Electric Solder - Image 1](https://m.media-amazon.com/images/I/61ra778d57S.jpg)
![Ultra-Thin Solder Wire 0.01in (0.3mm) Rosin Core Flux 2.5, Lead Free Solder Wire Sn99 Ag0.3 Cu0.7 Flow 50g Electronics Soldering Electric Solder - Image 2](https://m.media-amazon.com/images/I/61niP-66hHS.jpg)
![Ultra-Thin Solder Wire 0.01in (0.3mm) Rosin Core Flux 2.5, Lead Free Solder Wire Sn99 Ag0.3 Cu0.7 Flow 50g Electronics Soldering Electric Solder - Image 3](https://m.media-amazon.com/images/I/61eBv-cjyAS.jpg)
![Ultra-Thin Solder Wire 0.01in (0.3mm) Rosin Core Flux 2.5, Lead Free Solder Wire Sn99 Ag0.3 Cu0.7 Flow 50g Electronics Soldering Electric Solder - Image 4](https://m.media-amazon.com/images/I/61nMfz85dLS.jpg)
![Ultra-Thin Solder Wire 0.01in (0.3mm) Rosin Core Flux 2.5, Lead Free Solder Wire Sn99 Ag0.3 Cu0.7 Flow 50g Electronics Soldering Electric Solder - Image 5](https://m.media-amazon.com/images/I/61XESRMqbhS.jpg)

## Questions & Answers

**Q: Can it be used on brass**
A: It is ok to use this solder for the brass,
But this solder is very fine, the diameter is 0.01 in / 0.3mm solder wire,
If you soldering a big brass, you should use larger solder wire, such as 1.0mm or 1.5mm solder wire

**Q: does this can be used to solder aluminium wires ?**
A: Yes, this fine electrical solder wire can be used to soldering the aluminum wires,
The solder wire diameter is 0.01inch / 0.3mm, very thin solder wire,
It is mainly for electronics soldering for components or wires

**Q: Can this be coiled around toothpicks without straightening back?**
A: Yes. It will probably relax some.

**Q: Can I use this with soldering iron to repair keychain?**
A: This is super thin that is ideal for working of soldering on motherboards.  May need to find a larger size solder wire.

## Frequently Bought Together

- Ultra-Thin Solder Wire 0.01in 0.3mm Rosin Core Flux 2.5, Lead Free Solder Wire Sn99 Ag0.3 Cu0.7 Flow 50g Electronics Soldering Electric Solder
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- Liquid Solder Flux Dropper (30 ml/1 Oz.) I RMA Liquid Solder Flux I Soldering Flux I Electrical Solder I No Clean Liquid Flux I Rosin Flux I Soldering Flux for Electronics I Lead Free Liquid Solder I

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**Shop now:** [https://www.desertcart.ni/products/564905437-ultra-thin-solder-wire-0-01in-0-3mm-rosin-core](https://www.desertcart.ni/products/564905437-ultra-thin-solder-wire-0-01in-0-3mm-rosin-core)

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*Product available on Desertcart Nicaragua*
*Store origin: NI*
*Last updated: 2026-02-04*