---
product_id: 170534681
title: "Helunsi Waterproof Junction Box 3 Way, IP68 External Waterproof Electrical Junction Box, Black Underground Junction Box Outdoor Cable Connector, for Diameter 5mm -14mm Wire Gland (1 Pack - Larger)"
brand: "helunsi"
price: "€ 30.52"
currency: EUR
in_stock: true
reviews_count: 13
category: "Helunsi"
url: https://www.desertcart.com.cy/products/170534681-helunsi-waterproof-junction-box-3-way-ip68-external-waterproof-electrical
store_origin: CY
region: Cyprus
---

# IP68 Waterproof rating 3-way cable connection Durable corrosion-resistant PC housing Helunsi Waterproof Junction Box 3 Way, IP68 External Waterproof Electrical Junction Box, Black Underground Junction Box Outdoor Cable Connector, for Diameter 5mm -14mm Wire Gland (1 Pack - Larger)

**Brand:** helunsi
**Price:** € 30.52
**Availability:** ✅ In Stock

## Summary

> 💡 Seal your connections with confidence — the last junction box you’ll ever need!

## Quick Answers

- **What is this?** Helunsi Waterproof Junction Box 3 Way, IP68 External Waterproof Electrical Junction Box, Black Underground Junction Box Outdoor Cable Connector, for Diameter 5mm -14mm Wire Gland (1 Pack - Larger) by helunsi
- **How much does it cost?** € 30.52 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/170534681-helunsi-waterproof-junction-box-3-way-ip68-external-waterproof-electrical)

## Best For

- helunsi enthusiasts

## Why This Product

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

## Key Features

- • **Fits Your Wiring Needs:** Accommodates cables from 5mm to 14mm diameter with multiple silicone gland seals.
- • **Plug & Play Installation:** Screw-in design with included mounting kit for quick, secure outdoor or underground setup.
- • **Built to Brave the Elements:** Premium PC plastic and silicone seals resist UV, corrosion, and extreme temps.
- • **Triple Connection Powerhouse:** 3-way junction design supports versatile wiring setups with ease.
- • **Ultimate Weatherproof Shield:** IP68 certified to keep your connections dry and dust-free, rain or shine.

## Overview

The Helunsi Waterproof Junction Box is a robust, IP68-rated 3-way electrical connector designed for outdoor and underground use. Constructed from durable PC plastic with silicone seals, it protects wiring from water, dust, UV, and corrosion. Compatible with cables 5mm to 14mm in diameter, it supports up to 450V and 24A, making it ideal for outdoor lighting, irrigation, solar setups, and more.

## Description

Helunsi Waterproof Junction Box 3 Way, IP68 External Waterproof Electrical Junction Box, Black Underground Junction Box Outdoor Cable Connector, for Diameter 5mm -14mm Wire Gland (1 Pack - Larger) - desertcart.com

Review: Excellent Quality - I am amazed at the quality of this little box.. First off, all the parts are included-nothing missing. Next up, everything for including the seals. Excellent product at a fair price.
Review: Great product and inexpensive - These are actually pretty handy and inexpensive for what they are. They come with everything you need. I don’t use the terminal block that comes with it but I’m sure it’s fine.

## Features

- IP68 Waterproof: The Helunsi outdoor junction box is of IP68 high-level waterproof class, weatherproof, moisture-proof, dust-proof and anti-UV. It lasts longer in wet environments, won't break, and provides total protection for your junction cables.
- Premium Material: New upgrade larger waterproof junction box connector, with high quality plastic PC housing and waterproof silicone seal, which will not crack or fade in harsh environment, corrosion and high temperature resistant, durable for years use.
- Specification: 3 way junction box. Pack of 1. See the third picture for detailed internal and external dimensions. Conduit cable gland is equipped with 3 sets of silicone seals of different thicknesses, which is one input and two output that applicable cable size range: imperial units 5/32" to 5/16", 5/16" to 15/32", 15/32" to 9/16" (Metric units 4-8mm/8-12mm/12-14mm). Comes with 5 wire quick connectors and mounting kit. Maximum voltage: AC 450V. Maximum current: 24A.
- Easy to Use: It can be installed under the ground or on the wall, horizontally or vertically as indoor or outdoor junction box, tightening the exterior screws with a screwdriver for a complete seal. Design for detachable box and cover, the waterproof silicone layer is precise and tight, by rotating and tightening the cable gland nut at both ends can lock and seal the cable.
- Wide Usage: Our Helunsi junction box can protect the connections of outdoor electrical appliances and wiring, which is suitable for external lighting facilities requiring waterproof or weatherproof protection, street lights, irrigation machine, solar equipment, outdoor display, garden lights, outdoor flood lights, landscape lights, underground electrical and more.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07ZKCYFY6 |
| Best Sellers Rank | #168,975 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #319 in Electrical Boxes |
| Brand | Helunsi |
| Color | Black-1 Pack |
| Date First Available | October 24, 2019 |
| Finish Type | Hard PP plastic |
| Installation Type | Screw-In |
| Item Weight | 7.2 ounces |
| Item model number | AOS001 |
| Manufacturer | Helunsi |
| Material | Plastic |
| Product Dimensions | 4.96 x 3.54 x 1.81 inches |
| Specification Met | Ip68 |
| Style | 3 way waterproof junction box |

## Product Details

- **Brand:** Helunsi
- **Color:** Black-1 Pack
- **Finish Type:** Hard PP plastic
- **Material:** Plastic
- **Style:** 3 way waterproof junction box

## Images

![Helunsi Waterproof Junction Box 3 Way, IP68 External Waterproof Electrical Junction Box, Black Underground Junction Box Outdoor Cable Connector, for Diameter 5mm -14mm Wire Gland (1 Pack - Larger) - Image 1](https://m.media-amazon.com/images/I/41FzF9l2a9L.jpg)
![Helunsi Waterproof Junction Box 3 Way, IP68 External Waterproof Electrical Junction Box, Black Underground Junction Box Outdoor Cable Connector, for Diameter 5mm -14mm Wire Gland (1 Pack - Larger) - Image 2](https://m.media-amazon.com/images/I/41bxT2Lt9AL.jpg)
![Helunsi Waterproof Junction Box 3 Way, IP68 External Waterproof Electrical Junction Box, Black Underground Junction Box Outdoor Cable Connector, for Diameter 5mm -14mm Wire Gland (1 Pack - Larger) - Image 3](https://m.media-amazon.com/images/I/41pTTOlM71L.jpg)
![Helunsi Waterproof Junction Box 3 Way, IP68 External Waterproof Electrical Junction Box, Black Underground Junction Box Outdoor Cable Connector, for Diameter 5mm -14mm Wire Gland (1 Pack - Larger) - Image 4](https://m.media-amazon.com/images/I/41qWpVeacRL.jpg)
![Helunsi Waterproof Junction Box 3 Way, IP68 External Waterproof Electrical Junction Box, Black Underground Junction Box Outdoor Cable Connector, for Diameter 5mm -14mm Wire Gland (1 Pack - Larger) - Image 5](https://m.media-amazon.com/images/I/5108jpK8G1L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Excellent Quality
*by L***G on July 22, 2025*

I am amazed at the quality of this little box.. First off, all the parts are included-nothing missing. Next up, everything for including the seals. Excellent product at a fair price.

### ⭐⭐⭐⭐⭐ Great product and inexpensive
*by R***. on July 13, 2025*

These are actually pretty handy and inexpensive for what they are. They come with everything you need. I don’t use the terminal block that comes with it but I’m sure it’s fine.

### ⭐⭐⭐⭐ Size
*by L***E on December 26, 2023*

Item is exactly as shown. Seems to be keeping water out of the connections very well. I would not use the connection block that comes with but overall a good product!

## Frequently Bought Together

- Helunsi Waterproof Junction Box 3 Way, IP68 External Waterproof Electrical Junction Box, Black Underground Junction Box Outdoor Cable Connector, for Diameter 5mm -14mm Wire Gland (1 Pack - Larger)
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*Product available on Desertcart Cyprus*
*Store origin: CY*
*Last updated: 2026-01-26*