---
product_id: 112553045
title: "250PCS Solder Seal Wire Connectors, Heat Shrink Solder Butt Connectors Kit"
brand: "sopoby"
price: "R485"
currency: ZAR
in_stock: true
reviews_count: 13
category: "Sopoby"
url: https://www.desertcart.co.za/products/112553045-250pcs-solder-seal-wire-connectors-heat-shrink-solder-butt-connectors
store_origin: ZA
region: South Africa
---

# Double-wall waterproof design Heat-activated solder seal Abrasion-resistant polyolefin tubing 250PCS Solder Seal Wire Connectors, Heat Shrink Solder Butt Connectors Kit

**Brand:** sopoby
**Price:** R485
**Availability:** ✅ In Stock

## Summary

> ⚡ Connect with Confidence — Waterproof, Durable, and Ready to Power Your Next Project!

## Quick Answers

- **What is this?** 250PCS Solder Seal Wire Connectors, Heat Shrink Solder Butt Connectors Kit by sopoby
- **How much does it cost?** R485 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/112553045-250pcs-solder-seal-wire-connectors-heat-shrink-solder-butt-connectors)

## Best For

- sopoby enthusiasts

## Why This Product

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

## Key Features

- • **Versatile Pro-Grade Kit:** 250 connectors in multiple colors fit gauges up to 26, perfect for everything from motorcycles to holiday lighting setups.
- • **Rugged Abrasion Resistance:** Premium polyolefin tubing shields wires from cuts, scuffs, and harsh environments, ensuring reliability on every project.
- • **Ultimate Waterproof Protection:** Double-wall tubing with hot melt adhesive locks out moisture and prevents wire slippage, ideal for marine and automotive use.
- • **Optimized Electrical Performance:** Tin-plated barrels reduce voltage drop and enhance current flow, minimizing downtime and wiring failures.
- • **Seamless Heat-Activated Connection:** Solder melts perfectly to create a durable, long-lasting bond that outperforms traditional crimps.

## Overview

This 250-piece kit of Sopoby solder seal wire connectors features heat-shrink polyolefin tubing with built-in solder and hot melt adhesive for secure, waterproof electrical connections. Rated for 12V DC and temperatures up to 257°F, these connectors provide abrasion resistance and superior conductivity, making them ideal for automotive, marine, and outdoor electrical applications.

## Description

250PCS Solder Seal Wire Connectors, Heat Shrink Solder Butt Connectors Kit | Insulated Waterproof Electrical Wire Terminals for Automotive Marine: desertcart.com: Industrial & Scientific

Review: Good product! - I have used several of these connectors for different projects, including adding accessories to my RZR and fixing various appliances around the house. One of the standout features of this kit is its ease of use. The solder seal connectors create a strong, waterproof bond without the need for complicated crimping tools, making my work faster and more efficient. These connectors provide a secure connection that holds up well, even in tough conditions. I was particularly impressed with how well they performed when used on my RZR, where they faced exposure to vibrations, dirt, and moisture—yet the connections remained intact and reliable. For appliance repairs, the heat shrink design ensures a tight, insulated seal that has given me peace of mind knowing that the electrical work is protected. Overall, this kit has proven to be an invaluable addition to my toolkit. Whether for automotive, marine, or household electrical projects, these connectors have consistently delivered quality results. If you need dependable, high-quality wire terminals that are waterproof and easy to use, I highly recommend giving this product a try.
Review: They work great--but are a bit tricky - I bought these because I do a lot of guitar electronics, and I was just getting tired of soldering wires together, then applying shrink tubing. These things are great; but you have to know a few things. First, don't expect that the solder inside will melt as quickly as you see in the ads. It melts, but it takes a while. Remember to heat all around the diameter of the connector, not just one side, for a more even distribution of solder, and better shrinking of the tube. Second, make sure that the ends of your wires are both long enough to reach to the center of the connector. just slide the two ends past each other, then apply heat. Not only does the solder melt to solder the two wires together, but the body of the connector acts like shrink tubing, and the two rings at either end of the connector shrink to help hold the wires in place. Third: heat. It is tempting to use either a butane lighter or soldering iron tip to melt the solder and shrink the tubing, but don't do it. The connector will start to melt (soldering iron) or turn black (butane lighter) The soldering iron can also melt a hole in the connector, which kinda defeats your purpose. A good heat gun is quick, easy, and leaves the connectors looking pristine and perfect. (The heat gun I use is about $20 on desertcart.) A note, though: give time for the finished connector to cool down--like a minute or two--before you test the connection by pulling on it. Also, use the smallest connector that will fit the wires you're using. Using a larger connector may seem easier, but the smallest connector you can use will make perfect connections. I've used so many of these that I'm going to have to order more--only this time, I'm going to get the BIG box...

## Features

- PREMIUM SOLDER SEAL RING: Tubing reduces in size, the enough solder will melt and flow through the stripped wires, ensure a long lasting connection for your application
- BETTER WATERPROOF SOLUTIONS: Double wall design, Hot Melt Adhesive inside ensures wires strongly connected and prevent wires slipping from the terminal; Polyolefin outside tubing provides insulation and improves pullout strength
- ABRASION RESISTANCE HEAT SHRINKABLE TUBE: Premium tube materials are specially designed to be used in harsh environments. Protect the wires and cables from abrasion, cutting, scuffing and low impact situations
- EXCELLENT WIRE CONTACT - The tin barrel provides increased current flow, and ensures less voltage drop, preventing wiring failures and reducing equipment downtime
- WIDE APPLICATIONS: Excellent stability, water resistance and electrical conductivity provide durable connection for motorcycle, off-road vehicles, lawn tractors, RVs, fish finder and marine application. Widely used on multiple projects of your Christmas lights, ships with high waterproof requirements motorcycle stereo, boat electronics, equipment switches

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07N2HMSKD |
| Best Sellers Rank | #12,679 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #68 in Butt Terminals #3,868 in Electrical Equipment |
| Brand Name | Sopoby |
| Color | Yellow, Red, Blue, White |
| Connector Gender | Female |
| Connector Type | Solder |
| Contact Material | Tin |
| Customer Reviews | 4.6 out of 5 stars 15,416 Reviews |
| Gauge | 26 |
| Insulation Material | Polyolefin |
| Insulation Material Type | Polyolefin |
| Item Highlight | Insulated Waterproof Electrical Wire Terminals for Automotive Marine |
| Manufacturer | Sopoby |
| Material | Polyolefin Tubing with Hot Melt Adhesive & Solder inside |
| Material Type | Polyolefin Tubing with Hot Melt Adhesive & Solder inside |
| Maximum Voltage | 12 volts_of_direct_current |
| Model | 8541758857 |
| Number of Items | 250 |
| Number of Packs | 1 |
| Part Number | Sopoby298 |
| Temperature Rating | 257 degree fahrenheit |
| Terminal | Butt Terminal |
| Unit Count | 1 Count |
| Wire Diameter | 6 millimeters |

## Product Details

- **Color:** Yellow, Red, Blue, White
- **Connector Type:** Solder
- **Contact Material:** Tin
- **Insulation Material:** Polyolefin
- **Terminal:** Butt Terminal

## Images

![250PCS Solder Seal Wire Connectors, Heat Shrink Solder Butt Connectors Kit - Image 1](https://m.media-amazon.com/images/I/719bIKjo5dL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good product!
*by R***A on November 4, 2024*

I have used several of these connectors for different projects, including adding accessories to my RZR and fixing various appliances around the house. One of the standout features of this kit is its ease of use. The solder seal connectors create a strong, waterproof bond without the need for complicated crimping tools, making my work faster and more efficient. These connectors provide a secure connection that holds up well, even in tough conditions. I was particularly impressed with how well they performed when used on my RZR, where they faced exposure to vibrations, dirt, and moisture—yet the connections remained intact and reliable. For appliance repairs, the heat shrink design ensures a tight, insulated seal that has given me peace of mind knowing that the electrical work is protected. Overall, this kit has proven to be an invaluable addition to my toolkit. Whether for automotive, marine, or household electrical projects, these connectors have consistently delivered quality results. If you need dependable, high-quality wire terminals that are waterproof and easy to use, I highly recommend giving this product a try.

### ⭐⭐⭐⭐⭐ They work great--but are a bit tricky
*by T***E on August 26, 2020*

I bought these because I do a lot of guitar electronics, and I was just getting tired of soldering wires together, then applying shrink tubing. These things are great; but you have to know a few things. First, don't expect that the solder inside will melt as quickly as you see in the ads. It melts, but it takes a while. Remember to heat all around the diameter of the connector, not just one side, for a more even distribution of solder, and better shrinking of the tube. Second, make sure that the ends of your wires are both long enough to reach to the center of the connector. just slide the two ends past each other, then apply heat. Not only does the solder melt to solder the two wires together, but the body of the connector acts like shrink tubing, and the two rings at either end of the connector shrink to help hold the wires in place. Third: heat. It is tempting to use either a butane lighter or soldering iron tip to melt the solder and shrink the tubing, but don't do it. The connector will start to melt (soldering iron) or turn black (butane lighter) The soldering iron can also melt a hole in the connector, which kinda defeats your purpose. A good heat gun is quick, easy, and leaves the connectors looking pristine and perfect. (The heat gun I use is about $20 on Amazon.) A note, though: give time for the finished connector to cool down--like a minute or two--before you test the connection by pulling on it. Also, use the smallest connector that will fit the wires you're using. Using a larger connector may seem easier, but the smallest connector you can use will make perfect connections. I've used so many of these that I'm going to have to order more--only this time, I'm going to get the BIG box...

### ⭐⭐⭐⭐⭐ Perfect solution to create a permanent fix
*by R***B on May 1, 2026*

I discovered these solder seal connectors a few years back and keep ordering more because I use them for any 12v repair project. I have four on the road trailers including boats, utility and to haul a compact tractor so lighting issues are always coming up. These connectors are a great permanent solution. Highly recommend to avoid.

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.co.za/products/112553045-250pcs-solder-seal-wire-connectors-heat-shrink-solder-butt-connectors](https://www.desertcart.co.za/products/112553045-250pcs-solder-seal-wire-connectors-heat-shrink-solder-butt-connectors)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-10-25*