---
product_id: 387221458
title: "Sigma Electric, Gray 14250 1/2-Inch 3 Hole 1-Gang Box"
brand: "sigma engineered solutions"
price: "6280 som"
currency: KGS
in_stock: true
reviews_count: 5
category: "Sigma Engineered Solutions"
url: https://www.desertcart.kg/products/387221458-sigma-electric-gray-14250-1-2-inch-3-hole-1
store_origin: KG
region: Kyrgyzstan
---

# 3 x 1/2-inch knockouts NEMA 3R wet location rated Powder-coated corrosion resistance Sigma Electric, Gray 14250 1/2-Inch 3 Hole 1-Gang Box

**Brand:** sigma engineered solutions
**Price:** 6280 som
**Availability:** ✅ In Stock

## Summary

> 🛠️ Secure your connections, rain or shine — the pro’s choice for weatherproof wiring!

## Quick Answers

- **What is this?** Sigma Electric, Gray 14250 1/2-Inch 3 Hole 1-Gang Box by sigma engineered solutions
- **How much does it cost?** 6280 som with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kg](https://www.desertcart.kg/products/387221458-sigma-electric-gray-14250-1-2-inch-3-hole-1)

## 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 pre-installed ground screw for hassle-free setup
- • **Rugged Durability:** Die-cast aluminum with powder coating for ultimate corrosion defense
- • **Compact Powerhouse:** 18.3 cu. in. capacity fits single wired devices with sleek, space-saving design
- • **Triple Knockout Access:** Three 1/2-inch knockouts for versatile conduit connections
- • **Weatherproof Confidence:** UL & CSA listed, NEMA 3R rated for wet, damp, or dry environments

## Overview

The Sigma Electric Gray 14250 1/2-Inch 3 Hole 1-Gang Box is a compact, die-cast aluminum electrical junction box designed for professional-grade conduit and device housing. Featuring three 1/2-inch knockouts, powder-coated corrosion resistance, and UL/CSA certifications, it ensures reliable, weatherproof performance in wet, damp, or dry locations. Complete with mounting hardware and a pre-installed ground screw, it offers a seamless, durable installation solution trusted by thousands of users.

## Description

weatherproof one-gang boxes provide a junction for conduits and can house a single wired device such as a receptacle or switch. The rugged, die-cast construction prevents moisture penetration making the boxes suitable for wet, damp or dry locations. Boxes are powder coated for corrosion resistance and feature a ground screw for secure installation. Boxes include hardware, closure plugs and a pre-installed ground screw.

Review: Livraison rapide et conforme à la description - Boîtier conforme et bon marché
Review: Perfect! - Exactly what I needed, very well made and plenty of sturdy protection. Clean look too, and mounting is easy.

## Features

- Provide a junction for conduits or can house a single wired device such as a receptacle or switch
- Features three 1/2-in knockouts and 18. 3 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 | B00C3YD0QM |
| Best Sellers Rank | #207,219 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #200 in Flush Mount Terminal Boxes |
| Brand | Sigma Engineered Solutions |
| Brand Name | Sigma Engineered Solutions |
| Capacity | 18.3 Cubic Inches |
| Color | Gray |
| Colour | Gray |
| Customer Reviews | 4.8 out of 5 stars 2,046 Reviews |
| Finish Type | Powder Coated |
| Finish type | Powder Coated |
| Global Trade Identification Number | 00031857142506 |
| Included Components | Sigma Electric 14250 1/2-Inch 3 Hole 1-Gang Box, Gray |
| Installation Type | Screw-In |
| Item Dimensions D x W x H | 5.7D x 7.1W x 11.4H centimeters |
| Item Type Name | Sigma Electric 14250 1/2-Inch 3 Hole 1-Gang Box, Gray |
| Item Weight | 249 g |
| Item height | 4.5 inches |
| Manufacturer | Sigma Electric |
| Material | Aluminum |
| Model Number | 14250 |
| Product dimensions | 5.7D x 7.1W x 11.4H centimeters |
| Specification Met | CSA, NEMA 3R, UL |
| Style | Compact |
| UPC | 031857142506 |
| Unit Count | 1 Count |

## Product Details

- **Material:** Aluminum
- **Brand:** Sigma Engineered Solutions
- **Colour:** Gray
- **Style:** Compact
- **Product dimensions:** 5.7D x 7.1W x 11.4H centimeters

## Images

![Sigma Electric, Gray 14250 1/2-Inch 3 Hole 1-Gang Box - Image 1](https://m.media-amazon.com/images/I/51yw8eZlGjL.jpg)
![Sigma Electric, Gray 14250 1/2-Inch 3 Hole 1-Gang Box - Image 2](https://m.media-amazon.com/images/I/61HEnH8A41L.jpg)
![Sigma Electric, Gray 14250 1/2-Inch 3 Hole 1-Gang Box - Image 3](https://m.media-amazon.com/images/I/61MT1VE4CeL.jpg)
![Sigma Electric, Gray 14250 1/2-Inch 3 Hole 1-Gang Box - Image 4](https://m.media-amazon.com/images/I/71Mt10n1DcL.jpg)
![Sigma Electric, Gray 14250 1/2-Inch 3 Hole 1-Gang Box - Image 5](https://m.media-amazon.com/images/I/71WkMy7d3vL.jpg)

## Questions & Answers

**Q: Does this box include the full metal tabs that screw in the backs of the box and allow you to mount off to the side**
A: The box will contain 1 metal "ears" that attach to the back side of the box, allowing you to mount the box from the side.

**Q: What is the length, width and depth of this box?**
A: Dimensions are 4 1/2" tall x 2 3/4" wide x 2" deep.

**Q: Can this replace an exterior light ( yard light) previous box?**
A: Yes. That is an outdoor rated weather proof box.

**Q: Can this box be mounted from behind?**
A: There are four holes in the corners that appear to be there so they can be punched out, to accommodate nuts an bolts. There is also a threaded hole in the back that could be used for mounting. See photo.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Livraison rapide et conforme à la description
*by J***N on 20 November 2025*

Boîtier conforme et bon marché

### ⭐⭐⭐⭐⭐ Perfect!
*by P***G on 8 April 2025*

Exactly what I needed, very well made and plenty of sturdy protection. Clean look too, and mounting is easy.

### ⭐⭐⭐⭐⭐ Single gang outdoor rated electrical box
*by M***E on 11 September 2025*

Standard outdoor rated single gang box. Filler caps are plastic instead of diecast.

## Frequently Bought Together

- SIGMA ENGINEERED SOLUTIONS 14250 Metal Electrical Outlet Box, Weatherproof, Easy Mount Plug and Receptacle Protector, Gray, (3) 1/2-Inch Holes, 1 Gang Box
- Intermatic WP3100C Weatherproof Electrical Outlet Cover - Extreme Temperature Resistance, Heavy-Duty Construction, Versatile Design & Multi-Configurable, Easy Install, Secure Fit for Outdoor In-Use
- Bates Weatherproof Electrical Outlet Cover, 1-Gang, Outdoor Plug Cover, Outdoor Receptacle Cover

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**Shop now:** [https://www.desertcart.kg/products/387221458-sigma-electric-gray-14250-1-2-inch-3-hole-1](https://www.desertcart.kg/products/387221458-sigma-electric-gray-14250-1-2-inch-3-hole-1)

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*Product available on Desertcart Kyrgyzstan*
*Store origin: KG*
*Last updated: 2026-01-27*