---
product_id: 107349350
title: "Hubbell-Raco 5406-0 Weatherproof Extension Box, 1 Gang, 18.3 Cu-in X 4-1/2 in L X 2-3/4 in W X 1 in D Grey"
brand: "hubbell"
price: "R$145"
currency: BRL
in_stock: true
url: https://www.desertcart.com.br/products/107349350-hubbell-raco-5406-0-weatherproof-extension-box-1-gang-18
store_origin: BR
region: Brazil
---

# 18.3 Cu-in capacity Weatherproof design Internal threads Hubbell-Raco 5406-0 Weatherproof Extension Box, 1 Gang, 18.3 Cu-in X 4-1/2 in L X 2-3/4 in W X 1 in D Grey

**Brand:** hubbell
**Price:** R$145
**Availability:** ✅ In Stock

## Summary

> 🔌 Power Up Your Projects with Confidence!

## Quick Answers

- **What is this?** Hubbell-Raco 5406-0 Weatherproof Extension Box, 1 Gang, 18.3 Cu-in X 4-1/2 in L X 2-3/4 in W X 1 in D Grey by hubbell
- **How much does it cost?** R$145 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/107349350-hubbell-raco-5406-0-weatherproof-extension-box-1-gang-18)

## Best For

- hubbell enthusiasts

## Why This Product

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

## Key Features

- • **⚡ NEC Compliant:** Meets National Electrical Code box fill requirements for peace of mind.
- • **📏 Optimal Size:** Compact dimensions (4-1/2 in L x 2-3/4 in W x 1 in D) fit seamlessly into any space.
- • **🔧 Robust Weatherproofing:** Engineered to withstand the elements, ensuring your installations are safe and secure.
- • **🔗 Versatile Compatibility:** Hubs accept all threaded fittings, making it adaptable for various projects.
- • **🔩 Complete Installation Kit:** Includes all necessary hardware, gasket, and ground screw for a hassle-free setup.

## Overview

The Hubbell-Raco 5406-0 Weatherproof Extension Box is a durable and versatile solution designed to meet NEC box fill requirements. With a generous 18.3 Cu-in capacity and a complete installation kit included, this extension box ensures a secure and efficient setup for all your electrical needs.

## Description

Hubbell-Raco 5406-0 Weatherproof Extension Box, 1 Gang, 18.3 Cu-in X 4-1/2 in L X 2-3/4 in W X 1 in D Grey

## Features

- About this item
- Used to provide additional capacity needed for NEC box fill requirements     Installation hardware, gasket, and ground screw provided     Internal threads     Hubs accept all threaded fittings     Threaded conduit    ›See more product details

## Images

![Hubbell-Raco 5406-0 Weatherproof Extension Box, 1 Gang, 18.3 Cu-in X 4-1/2 in L X 2-3/4 in W X 1 in D Grey - Image 1](https://m.media-amazon.com/images/I/51I288xyCzL.jpg)

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**Shop now:** [https://www.desertcart.com.br/products/107349350-hubbell-raco-5406-0-weatherproof-extension-box-1-gang-18](https://www.desertcart.com.br/products/107349350-hubbell-raco-5406-0-weatherproof-extension-box-1-gang-18)

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*Product available on Desertcart Brazil*
*Store origin: BR*
*Last updated: 2026-01-27*