---
product_id: 575274491
title: "Wonderway Sn42/Bi58 T4 Lead Free Solder Paste No Clean, 138? Melting Point (30g)"
brand: "wonderway"
price: "$42.11"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/575274491-wonderway-sn42-bi58-t4-lead-free-solder-paste-no-clean
store_origin: US
region: United States of America
---

# No-clean, strong viscosity 138°C ultra-low melting point 42% Tin & 58% Bismuth alloy Wonderway Sn42/Bi58 T4 Lead Free Solder Paste No Clean, 138? Melting Point (30g)

**Brand:** wonderway
**Price:** $42.11
**Availability:** ✅ In Stock

## Summary

> ⚡ Solder Smarter, Not Harder — The Future of Flawless Connections

## Quick Answers

- **What is this?** Wonderway Sn42/Bi58 T4 Lead Free Solder Paste No Clean, 138? Melting Point (30g) by wonderway
- **How much does it cost?** $42.11 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/575274491-wonderway-sn42-bi58-t4-lead-free-solder-paste-no-clean)

## Best For

- wonderway enthusiasts

## Why This Product

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

## Key Features

- • **No-Clean Formula:** Skip the cleanup—leaves a bright, residue-free finish
- • **Ultra-Low Melting Point:** Melts at just 138°C to protect sensitive components
- • **Lead-Free & Eco-Friendly:** Safe for you and the environment without compromising performance
- • **Versatile Industrial Use:** Perfect for PCBs, ICs, cellphones, TVs, and more
- • **Effortless Precision Flow:** Engineered for smooth, waste-free soldering every time

## Overview

Wonderway Sn42/Bi58 T4 is a premium 30g lead-free solder paste with a low melting point of 138°C, composed of 42% tin and 58% bismuth. Its no-clean, high-viscosity formula ensures smooth application and bright, residue-free welds, making it ideal for precision electronics repair and industrial assembly.

## Description

Wonderway Sn42/Bi58 T4 Lead Free Solder Paste No Clean, 138? Melting Point (30g)

## Features

- Paste Content: Alloy Tin 42% Bi58% , Sloder Flux Content: 10.5%
- Product Parameters: Total Weight: 29g, Net Weight Of Paste: 20g
- Paste Features: No Clean, Strong Viscosity, Bright Welding Point
- Product Advantages: Pushing design for Smoother Flowing, No Waste During Welding
- Applications: Widely Used In Circuit Board, IC, Phone, TV and Other Household Appliances and Industrial Equipment

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | wonderway |
| Country of Origin | USA |
| Item model number | SP-Sn42Bi58 |
| Product Dimensions | 9.47 x 3.43 x 2.34 cm; 50 g |
| ASIN | B0BLSJQPR6 |

## Images

![Wonderway Sn42/Bi58 T4 Lead Free Solder Paste No Clean, 138? Melting Point (30g) - Image 1](https://m.media-amazon.com/images/I/71V+PoyOrbL.jpg)

## Available Options

This product comes in different **Material Type** options.

## Frequently Bought Together

- Wonderway Sn42/Bi58 T4 Lead Free Solder Paste No Clean, 138℃ Melting Point (30g)
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**Shop now:** [https://www.desertcart.us/products/575274491-wonderway-sn42-bi58-t4-lead-free-solder-paste-no-clean](https://www.desertcart.us/products/575274491-wonderway-sn42-bi58-t4-lead-free-solder-paste-no-clean)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-05-19*