---
product_id: 291745100
title: "White Sigma Electric 143854WH 1/2-Inch 5 Hole Round Box"
brand: "sigma engineered solutions"
price: "€ 30.20"
currency: EUR
in_stock: true
url: https://www.desertcart.pt/products/291745100-white-sigma-electric-143854wh-1-2-inch-5-hole-round
store_origin: PT
region: Portugal
---

# 5 x 1/2-inch knockouts for versatile conduit connections UL & CSA listed, NEMA 3R rated for wet locations Die-cast, powder-coated corrosion-resistant build White Sigma Electric 143854WH 1/2-Inch 5 Hole Round Box

**Brand:** sigma engineered solutions
**Price:** € 30.20
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your projects with Sigma’s weatherproof precision!

## Quick Answers

- **What is this?** White Sigma Electric 143854WH 1/2-Inch 5 Hole Round Box by sigma engineered solutions
- **How much does it cost?** € 30.20 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/291745100-white-sigma-electric-143854wh-1-2-inch-5-hole-round)

## 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

- • **Ready-to-Install:** Includes mounting lugs, closure plugs, and a pre-installed ground screw for hassle-free setup.
- • **Rugged Durability:** Die-cast construction with powder coating ensures long-lasting corrosion resistance.
- • **Spacious Capacity:** Generous 16 cu. in. volume accommodates complex wiring needs with ease.
- • **Versatile 5-Hole Design:** Easily connect multiple conduits or mount lighting with five 1/2-inch knockouts.
- • **Weatherproof Confidence:** Certified UL and CSA listed, perfect for wet, damp, or dry environments.

## Overview

The Sigma Electric 143854WH 1/2-Inch 5 Hole Round Box is a durable, weatherproof junction box designed for versatile conduit connections and lighting mounts. Featuring a corrosion-resistant die-cast body, five 1/2-inch knockouts, and UL/CSA wet location ratings, it ensures reliable performance in any environment. Complete with mounting hardware and a pre-installed ground screw, it’s engineered for professional-grade installations.

## Description

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 |
|---------------|-------|
| ASIN | B00C3YD6HU |
| Assembled Diameter | 5.5 Inches |
| Batteries Included? | No |
| Batteries Required? | No |
| Best Sellers Rank | #39,157 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #79 in Electrical Boxes |
| Brand | Sigma Engineered Solutions |
| Capacity | 16 Cubic Inches |
| Color | White |
| Customer Reviews | 4.7 4.7 out of 5 stars (1,730) |
| Cutting Diameter | 5.5 Inches |
| Date First Available | March 27, 2013 |
| Finish | Powder Coated |
| Finish Type | Powder Coated |
| Global Trade Identification Number | 00031857643850 |
| Included Components | Sigma Engineered Solutions |
| Installation Type | Screw-In |
| Is Discontinued By Manufacturer | No |
| Item Package Quantity | 1 |
| Item Weight | 8 ounces |
| Item model number | b5b4dfb4-09e3-40da-b716-f01bcab2f649 |
| Manufacturer | Sigma Electric |
| Material | Metal |
| Number Of Holes | 5 |
| Part Number | 143854WH |
| Product Dimensions | 4.2"D x 5.5"W x 2.26"H |
| Size | 1 Count (Pack of 1) |
| Specification Met | Csa, Nema 3r, Ul |
| Style | Compact |
| Thickness | N/A Inches |
| UPC | 031857643850 |
| Warranty Description | Warranty |

## Product Details

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

## Images

![White Sigma Electric 143854WH 1/2-Inch 5 Hole Round Box - Image 1](https://m.media-amazon.com/images/I/61yLHRT151L.jpg)
![White Sigma Electric 143854WH 1/2-Inch 5 Hole Round Box - Image 2](https://m.media-amazon.com/images/I/71cZ1EshuJL.jpg)
![White Sigma Electric 143854WH 1/2-Inch 5 Hole Round Box - Image 3](https://m.media-amazon.com/images/I/71fiksjteHL.jpg)
![White Sigma Electric 143854WH 1/2-Inch 5 Hole Round Box - Image 4](https://m.media-amazon.com/images/I/61NsO6teZcL.jpg)
![White Sigma Electric 143854WH 1/2-Inch 5 Hole Round Box - Image 5](https://m.media-amazon.com/images/I/61np3i+LF0L.jpg)

## Available Options

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

## 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

## Frequently Bought Together

- Sigma Engineered Solutions, White Sigma Electric 143854WH 1/2-Inch 5 Hole Round Box
- Ring Floodlight Cam Wired Plus with motion-activated 1080p HD video, Black (2021 release)
- LUTEC 72W 7500LM LED Security Lights Motion Sensor Light Outdoor, 5000K Daylight, IP65 Waterproof, Dusk to Dawn, 3-Head Motion Detected Flood Light for Garage, Yard, Porch(White)

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.pt/products/291745100-white-sigma-electric-143854wh-1-2-inch-5-hole-round](https://www.desertcart.pt/products/291745100-white-sigma-electric-143854wh-1-2-inch-5-hole-round)

---

*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-03-21*