---
product_id: 324122861
title: "Sigma Electric, Gray 14236 1/2-Inch 4 Hole Round Extension Ring"
brand: "sigma engineered solutions"
price: "$54.42"
currency: USD
in_stock: true
url: https://www.desertcart.ec/products/324122861-sigma-electric-gray-14236-1-2-inch-4-hole-round
store_origin: EC
region: Ecuador
---

# UL & CSA wet location rated 4 x 1/2-inch knockouts Powder-coated corrosion resistance Sigma Electric, Gray 14236 1/2-Inch 4 Hole Round Extension Ring

**Brand:** sigma engineered solutions
**Price:** $54.42
**Availability:** ✅ In Stock

## Summary

> ⚡ Upgrade your weatherproof setup — don’t get left in the rain!

## Quick Answers

- **What is this?** Sigma Electric, Gray 14236 1/2-Inch 4 Hole Round Extension Ring by sigma engineered solutions
- **How much does it cost?** $54.42 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/324122861-sigma-electric-gray-14236-1-2-inch-4-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

- • **Compact Yet Mighty:** Sleek 10.67 cm size packs powerful protection without bulk.
- • **Ready for Any Weather:** UL and CSA listed with NEMA 3R rating for reliable wet location performance.
- • **All-Inclusive Installation:** Comes complete with closure plugs, gasket, and hardware for hassle-free setup.
- • **Built to Brave the Elements:** Die-cast metal and powder coating ensure long-lasting corrosion resistance.
- • **Expand Your Electrical Space:** Boost your weatherproof box capacity with an extra 16.5 cu. in. of room.

## Overview

The Sigma Electric 14236 1/2-Inch 4 Hole Round Extension Ring is a durable, powder-coated die-cast metal accessory designed to extend the depth and capacity of 4-inch round weatherproof electrical boxes. Featuring four 1/2-inch knockouts, a 16.5 cubic inch capacity, and UL/CSA wet location certification with NEMA 3R rating, it ensures reliable protection in wet or damp environments. Included closure plugs, gasket, and hardware make installation seamless.

## Description

Sigma's weatherproof extension ring increases the capacity of a weatherproof box. The rugged, die-cast construction prevents moisture penetration making the boxes suitable for wet, damp or dry locations. Extension rings are powder coated for corrosion resistance and include closure plugs, hardware and gasket.

## Features

- Used to extend the depth of a 4-in round weatherproof box
- Features four 1/2-in knockouts and 16.5 cu. in. capacity
- Die-cast metal construction and powder coated for corrosion resistance
- Includes closure plugs, hardware and gasket
- Product is UL and CSA listed, suitable for wet locations and NEMA 3R rated

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Sigma Electric |
| Part number | 14236 |
| Item Weight | 90.7 g |
| Product Dimensions | 10.67 x 10.67 x 4.06 cm; 90.72 g |
| Item model number | 14236 |
| Color | Grey |
| Material | Metal |
| Item Package Quantity | 1 |
| Included components | Sigma Electric 14236 1/2-Inch 4 Hole Round Extension Ring, Gray |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Material:** Metal
- **Brand:** Sigma Engineered Solutions
- **Colour:** Grey
- **Product dimensions:** 10.7W x 4.1H centimeters
- **Item weight:** 91 g

## Images

![Sigma Electric, Gray 14236 1/2-Inch 4 Hole Round Extension Ring - Image 1](https://m.media-amazon.com/images/I/510n4w8Fr5L.jpg)
![Sigma Electric, Gray 14236 1/2-Inch 4 Hole Round Extension Ring - Image 2](https://m.media-amazon.com/images/I/71l+fRoVpQL.jpg)
![Sigma Electric, Gray 14236 1/2-Inch 4 Hole Round Extension Ring - Image 3](https://m.media-amazon.com/images/I/71yM-hXkeSL.jpg)
![Sigma Electric, Gray 14236 1/2-Inch 4 Hole Round Extension Ring - Image 4](https://m.media-amazon.com/images/I/61ol3vUxUZL.jpg)
![Sigma Electric, Gray 14236 1/2-Inch 4 Hole Round Extension Ring - Image 5](https://m.media-amazon.com/images/I/51b7LJbPJZL.jpg)

## Frequently Bought Together

- Sigma Electric, Gray Sigma Engineered Solutions, 14236 1/2-Inch 4 Hole Round Weatherproof Extension Ring, No Color
- SIGMA ENGINEERED SOLUTIONS 14002 Round Weatherproof Gasket, 4-inch compatibility, Black, 2-Pack
- ENERLITES 4” Diameter Round Weatherproof Cover, Blank Metal Wall Plate for Outdoor Use, Corrosion Resistant, Size 4.3” x 3.46", 7740-WP, Gray

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**Shop now:** [https://www.desertcart.ec/products/324122861-sigma-electric-gray-14236-1-2-inch-4-hole-round](https://www.desertcart.ec/products/324122861-sigma-electric-gray-14236-1-2-inch-4-hole-round)

---

*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-03-10*