---
product_id: 240254677
title: "haisstronica 520PCS Marine Grade Heat Shrink Wire Connectors-Electrical Connectors Kit of Tinned Red Copper,16-14 22-16 12-10 Gauge Crimp Insulated Ring Fork Spade Butt Splices(3Colors/24Size)"
brand: "haisstronica"
price: "€ 121.37"
currency: EUR
in_stock: true
reviews_count: 13
category: "Haisstronica"
url: https://www.desertcart.sk/products/240254677-haisstronica-520pcs-marine-grade-heat-shrink-wire-connectors-electrical-connectors
store_origin: SK
region: Slovakia
---

# 600V max voltage 3:1 heat shrink ratio with adhesive seal 99.9% tinned pure copper corrosion resistance haisstronica 520PCS Marine Grade Heat Shrink Wire Connectors-Electrical Connectors Kit of Tinned Red Copper,16-14 22-16 12-10 Gauge Crimp Insulated Ring Fork Spade Butt Splices(3Colors/24Size)

**Brand:** haisstronica
**Price:** € 121.37
**Availability:** ✅ In Stock

## Summary

> 🔌 Seal the deal with marine-grade power and precision!

## Quick Answers

- **What is this?** haisstronica 520PCS Marine Grade Heat Shrink Wire Connectors-Electrical Connectors Kit of Tinned Red Copper,16-14 22-16 12-10 Gauge Crimp Insulated Ring Fork Spade Butt Splices(3Colors/24Size) by haisstronica
- **How much does it cost?** € 121.37 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/240254677-haisstronica-520pcs-marine-grade-heat-shrink-wire-connectors-electrical-connectors)

## Best For

- haisstronica enthusiasts

## Why This Product

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

## Key Features

- • **Marine-Grade Durability:** Built to withstand saltwater corrosion and harsh environments for reliable, long-lasting connections.
- • **Trusted Quality Assurance:** Backed by a satisfaction guarantee and designed for professional-grade crimping and secure wiring.
- • **Complete Connector Variety:** 520 pieces covering ring, fork, spade, and butt splice types in 3 colors and 24 sizes—perfect for any wiring project.
- • **Heat Shrink Seal Technology:** 3:1 shrink ratio with hot melt adhesive creates a waterproof, wear-resistant environmental seal every time.
- • **Superior Electrical Conductivity:** Crafted from 99.9% pure tinned copper to ensure optimal current flow and prevent oxidation.

## Overview

The haisstronica 520PCS Marine Grade Heat Shrink Wire Connectors Kit offers a comprehensive set of tinned pure copper electrical connectors with heat shrink insulation. Rated for up to 600 volts and 257°F, this kit includes ring, fork, spade, and butt splice connectors in multiple sizes and colors, featuring a 3:1 heat shrink ratio with adhesive lining for waterproof, corrosion-resistant, and durable electrical connections ideal for marine and industrial applications.

## Description

Buy haisstronica 520PCS Marine Grade Heat Shrink Wire Connectors-Electrical Connectors Kit of Tinned Red Copper,16-14 22-16 12-10 Gauge Crimp Insulated Ring Fork Spade Butt Splices(3Colors/24Size): Butt - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Awesome set at great price - Was looking for a bulk set with good variety and not just a few of each. This set delivers!
Review: Great variety for my boat project. - Glad I bought these. Reworking old boat electrics and this kit was perfect size for the job. Heat shrink worked well and can see the sealant ooze out.

## Features

- GOOD QUALITY MARINE GRADE WIRE TERMINATION:The Haisstronica heat shrink connectors kit includes ring,fork, spade,and heat shrink butt connectors.The right quality wire connectors,for the right job,are always worth expense.
- 99.9% PURE COPPER TINNED:Effectively prevent copper layer rust and then cause bad contact,anti oxidation prevent electrical sparks.Strong conductive.
- EXTREMELY RELIABLE CRIMPING:The 3:1 heat shrink connector with adhesive lined will exude hot melt adhesive after being evenly heated,quickly shrink and adhesion to the insulation of the wire.Create a complete environmental seal.Waterproof,Wear-resistant.
- SAFE WIRING PROJECTS:The Brazed-seam terminal connector, ensures strong sealing crimps.Salt-resistance,and corrosion resistance,provide reliable wiring.
- BUYER CONFIDENCE:We stand behind the quality of our products. If for any reason you are not satisfied with your purchase,please contact us.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08JGFGQXL |
| Best Sellers Rank | #2,062 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #16 in Butt Terminals |
| Brand | haisstronica |
| Color | RED BLUE YELLOW |
| Connector Type | Butt Splice, Crimp, Fork, Ring, Spade |
| Contact Material | Copper |
| Date First Available | September 18, 2020 |
| Insulation Material | Nylon |
| Item Weight | 1.96 pounds |
| Item model number | HS |
| Manufacturer | haisstronica |
| Material | Copper |
| Maximum Voltage | 600 Volts (DC) |
| Product Dimensions | 0.04 x 0.04 x 0.04 inches |
| Temperature Rating | 257 degree fahrenheit |
| Terminal | Butt Splice, Spade, Fork, Ring, Crimp |
| UPC | 190372848925 |
| Unit Count | 1 Count |

## Product Details

- **Color:** RED BLUE YELLOW
- **Connector Type:** Butt Splice, Crimp, Fork, Ring, Spade
- **Contact Material:** Copper
- **Insulation Material:** Nylon
- **Terminal:** Butt Splice, Spade, Fork, Ring, Crimp

## Images

![haisstronica 520PCS Marine Grade Heat Shrink Wire Connectors-Electrical Connectors Kit of Tinned Red Copper,16-14 22-16 12-10 Gauge Crimp Insulated Ring Fork Spade Butt Splices(3Colors/24Size) - Image 1](https://m.media-amazon.com/images/I/81e3EquC3eL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Awesome set at great price
*by D***L on December 13, 2025*

Was looking for a bulk set with good variety and not just a few of each. This set delivers!

### ⭐⭐⭐⭐⭐ Great variety for my boat project.
*by G***N on December 6, 2025*

Glad I bought these. Reworking old boat electrics and this kit was perfect size for the job. Heat shrink worked well and can see the sealant ooze out.

### ⭐⭐⭐⭐⭐ nice kit great to have on hand
*by J***N on October 16, 2025*

awesome connectors, they work really well lots of sizes fits lots of needs, heat shrink really well.

## Frequently Bought Together

- haisstronica 520PCS Marine Grade Heat Shrink Wire Connectors-Electrical Connectors Kit of Tinned Red Copper,16-14 22-16 12-10 Gauge Crimp Insulated Ring Fork Spade Butt Splices(3Colors/24Size)
- 330PCS haisstronica Heat Shrink Butt Connectors-Marine Grade Waterproof Electrical Crimp Wire Connectors Kit-Tinned Red Copper Insulated, for Boat,Truck,Stereo,Joint(4Colors/4Sizes)
- haisstronica Wire Stripper and Crimping Tool,AWG 24-10 Automatic Stripper Tool with AWG 22-10 Ratchet Wire Crimper For Heat Shrink Connectors

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-02-04*