---
product_id: 165137357
title: "SIGMA ENGINEERED SOLUTIONS 143854 Round Metal Electrical Outlet Box, Weatherproof, Easy Mount, White, (5) 1/2-Inch Holes"
brand: "sigma engineered solutions"
price: "Bs.1010"
currency: BOB
in_stock: true
url: https://www.desertcart.bo/products/165137357-sigma-engineered-solutions-143854-round-metal-electrical-outlet-box-weatherproof
store_origin: BO
region: Bolivia
---

# 5 x 1/2-inch knockouts for versatile conduit connections Pre-installed ground screw & mounting lugs for easy install UL, CSA listed & NEMA 3R rated for weatherproof reliability SIGMA ENGINEERED SOLUTIONS 143854 Round Metal Electrical Outlet Box, Weatherproof, Easy Mount, White, (5) 1/2-Inch Holes

**Brand:** sigma engineered solutions
**Price:** Bs.1010
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your projects with weatherproof precision!

## Quick Answers

- **What is this?** SIGMA ENGINEERED SOLUTIONS 143854 Round Metal Electrical Outlet Box, Weatherproof, Easy Mount, White, (5) 1/2-Inch Holes by sigma engineered solutions
- **How much does it cost?** Bs.1010 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.bo](https://www.desertcart.bo/products/165137357-sigma-engineered-solutions-143854-round-metal-electrical-outlet-box-weatherproof)

## Best For

- sigma engineered solutions enthusiasts

## Why This Product

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

## Key Features

- • **Compact Yet Spacious:** 16 cu. in. capacity fits complex wiring without bulk
- • **Versatile 5-Hole Design:** Accommodate multiple conduits or lighting fixtures effortlessly
- • **Weatherproof Durability:** Powder-coated die-cast metal resists corrosion in wet locations
- • **Certified Safety Assurance:** UL and CSA listings plus NEMA 3R rating ensure trusted performance
- • **Quick & Secure Installation:** Includes mounting lugs, closure plugs, and pre-installed ground screw

## Overview

The SIGMA ENGINEERED SOLUTIONS 143854 is a robust, weatherproof round electrical outlet box featuring five 1/2-inch knockouts, a 16 cu. in. capacity, and a powder-coated die-cast metal build. Certified UL, CSA, and NEMA 3R rated, it ensures safe, corrosion-resistant performance for wet locations. Designed for easy mounting with included lugs and a pre-installed ground screw, it’s the professional’s choice for reliable conduit and lighting system junctions.

## Description

Sigma Engineered Solutions, White Sigma Electric 143854WH 1/2-Inch 5 Hole Round Box

## Features

- Provide a junction for conduits or can be used to mount lampholders and lighting systems
- Features five 1/2-in knockouts and 16 cu. in. capacity
- Includes mounting lugs, closure plugs and a pre-installed ground screw
- Die-cast construction and powder coated for corrosion resistance
- Product is UL and CSA listed, suitable for wet locations and NEMA 3R rated

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Sigma Electric |
| Part Number | 143854WH |
| Item model number | b5b4dfb4-09e3-40da-b716-f01bcab2f649 |
| Size | 1 Count (Pack of 1) |
| Colour | White |
| Style | Compact |
| Finish | Powder Coated |
| Material | Plastic |
| Thickness | N/A Inches |
| Installation method | Screw-In |
| Item Package Quantity | 1 |
| Number Of Holes | 5 |
| Cutting Diameter | 5.5 Inches |
| Certification | Csa, Nema 3r, Ul |
| Included Components | Sigma Engineered Solutions |
| Batteries included? | No |
| Batteries Required? | No |
| Assembled Diameter | 5.5 Inches |
| Item Weight | 227 g |

## Product Details

- **Material:** Plastic
- **Brand:** Sigma Engineered Solutions
- **Colour:** White
- **Style:** Compact
- **Product dimensions:** 10.7D x 14W x 5.7H centimetres

## Images

![SIGMA ENGINEERED SOLUTIONS 143854 Round Metal Electrical Outlet Box, Weatherproof, Easy Mount, White, (5) 1/2-Inch Holes - Image 1](https://m.media-amazon.com/images/I/61yLHRT151L.jpg)
![SIGMA ENGINEERED SOLUTIONS 143854 Round Metal Electrical Outlet Box, Weatherproof, Easy Mount, White, (5) 1/2-Inch Holes - Image 2](https://m.media-amazon.com/images/I/71cZ1EshuJL.jpg)
![SIGMA ENGINEERED SOLUTIONS 143854 Round Metal Electrical Outlet Box, Weatherproof, Easy Mount, White, (5) 1/2-Inch Holes - Image 3](https://m.media-amazon.com/images/I/71fiksjteHL.jpg)
![SIGMA ENGINEERED SOLUTIONS 143854 Round Metal Electrical Outlet Box, Weatherproof, Easy Mount, White, (5) 1/2-Inch Holes - Image 4](https://m.media-amazon.com/images/I/61NsO6teZcL.jpg)
![SIGMA ENGINEERED SOLUTIONS 143854 Round Metal Electrical Outlet Box, Weatherproof, Easy Mount, White, (5) 1/2-Inch Holes - Image 5](https://m.media-amazon.com/images/I/61np3i+LF0L.jpg)

## Questions & Answers

**Q: How many threaded plugs does it come with?**
A: It has 5 holes, and 4 plugs. Basically they assume you will use at least one.

**Q: How can it be 4.2 inches by 5.5 inches? That's not a circle. So, is it safe to assume that the 5.5 inch measurement includes the mounting tabs?**
A: Yes ,that point would be the widest footprint when mounting this box 5.5"  .  That means that the  space that this box would fit between two fixed objects is 5.5"

**Q: Where is this made?**
A: Mine shows that it is Made in India

**Q: What is the depth of this box?**
A: The inside depth is 2 1/2 inches

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**Shop now:** [https://www.desertcart.bo/products/165137357-sigma-engineered-solutions-143854-round-metal-electrical-outlet-box-weatherproof](https://www.desertcart.bo/products/165137357-sigma-engineered-solutions-143854-round-metal-electrical-outlet-box-weatherproof)

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*Product available on Desertcart Bolivia*
*Store origin: BO*
*Last updated: 2026-02-22*