---
product_id: 14890113
title: "Bar Sigma Engineered Solutions Proconnex 41409 Ground Clamp Conduit Fitting for Armored Wire 1/2 to 1-Inch, 1-Pack, Size"
brand: "sigma electric"
price: "$26.33"
currency: USD
in_stock: true
reviews_count: 5
url: https://www.desertcart.ec/products/14890113-bar-sigma-engineered-solutions-proconnex-41409-ground-clamp-conduit-fitting
store_origin: EC
region: Ecuador
---

# UL & CSA certified safety Fits 1/2" to 1" pipe sizes Copper alloy durability Bar Sigma Engineered Solutions Proconnex 41409 Ground Clamp Conduit Fitting for Armored Wire 1/2 to 1-Inch, 1-Pack, Size

**Brand:** sigma electric
**Price:** $26.33
**Availability:** ✅ In Stock

## Summary

> ⚡ Ground your projects with confidence and style!

## Quick Answers

- **What is this?** Bar Sigma Engineered Solutions Proconnex 41409 Ground Clamp Conduit Fitting for Armored Wire 1/2 to 1-Inch, 1-Pack, Size by sigma electric
- **How much does it cost?** $26.33 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/14890113-bar-sigma-engineered-solutions-proconnex-41409-ground-clamp-conduit-fitting)

## Best For

- sigma electric enthusiasts

## Why This Product

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

## Key Features

- • **Made in the USA:** Proudly manufactured domestically, ensuring quality craftsmanship and supporting local industry.
- • **Versatile Fit Range:** Seamlessly connects armored wire and copper rods from 1/2" to 1" pipe sizes, covering your essential grounding needs.
- • **Robust Copper Alloy Build:** Engineered for long-lasting corrosion resistance and superior conductivity.
- • **Certified Safety Assurance:** UL and CSA listings guarantee compliance with top industry safety standards—trust without compromise.
- • **Compact & Lightweight Design:** At just 3.2 ounces and under 3 inches, it’s easy to handle and install in tight spaces.

## Overview

The Sigma Electric Proconnex 41409 Ground Clamp is a precision-engineered copper alloy fitting designed to securely connect bare or armored wire to steel water pipes ranging from 1/2" to 1". UL and CSA certified, this compact, lightweight clamp ensures reliable grounding with professional-grade safety and durability, making it an essential tool for electricians and contractors who demand quality and compliance.

## Description

Sigma Electric, Bar Sigma Engineered Solutions Proconnex 41409 Ground Clamp Conduit Fitting for Armored Wire 1/2 to 1-Inch, 1-Pack, Size

## Features

- Connects bare or armored wire to steel water pipe
- For pipe 1/2-in - 1-in, wire #8 - #4 and copper rod 1/2-in - 1-in
- Copper alloy construction
- Product is UL and CSA listed

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | Copper |
| Brand | Sigma Electric |
| Item dimensions L x W x H | 2.52 x 2.25 x 0.99 inches |
| Color | Bar |
| Style | Modern |
| Item Weight | 0.2 Pounds |
| UPC | 031857414092 |
| Global Trade Identification Number | 00031857414092 |
| Manufacturer | Sigma Electric |
| Part Number | 41409 |
| Item Weight | 3.2 ounces |
| Product Dimensions | 2.52 x 2.25 x 0.99 inches |
| Country of Origin | USA |
| Item model number | 41409 |
| Is Discontinued By Manufacturer | No |
| Size | No Size |
| Power Source | Hand Powered |
| Item Package Quantity | 1 |
| Number Of Pieces | 1 |
| Included Components | Sigma Electric, Bar Sigma Engineered Solutions Proconnex 41409 Ground Clamp Conduit Fitting for Armored Wire 1/2 to 1-Inch, 1-Pack, Size |
| Batteries Included? | No |
| Batteries Required? | No |
| Warranty Description | Warranty |

## Product Details

- **Material:** Copper
- **Brand:** Sigma Electric
- **Item dimensions L x W x H:** 2.52 x 2.25 x 0.99 inches
- **Color:** Bar
- **Style:** Modern
- **Item Weight:** 0.2 Pounds
- **UPC:** 031857414092
- **Global Trade Identification Number:** 00031857414092
- **Manufacturer:** Sigma Electric

## Images

![Bar Sigma Engineered Solutions Proconnex 41409 Ground Clamp Conduit Fitting for Armored Wire 1/2 to 1-Inch, 1-Pack, Size - Image 1](https://m.media-amazon.com/images/I/61dCfrapogL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ good ground clamp
*by F***Y on October 8, 2024*

good ground clap easy to install

### ⭐⭐⭐⭐⭐ Ingenious
*by J***. on August 1, 2024*

Never would have thought of the double ground wire clamps. But it does make for a more secure grounding system. Grand idea !

### ⭐⭐⭐⭐⭐ Five Stars
*by A***R on November 3, 2017*

just what i needed

## Frequently Bought Together

- Sigma Electric, Bar Sigma Engineered Solutions Proconnex 41409 Ground Clamp Conduit Fitting for Armored Wire 1/2 to 1-Inch, 1-Pack, Size
- SIGMA ENGINEERED SOLUTIONS ProConnex 41309 Ground Clamp 1/2" - 1"
- Southwire 65175840 1PK Bronze Clamp-GCL2-10.38-1BZ Grounding Clamp

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**Shop now:** [https://www.desertcart.ec/products/14890113-bar-sigma-engineered-solutions-proconnex-41409-ground-clamp-conduit-fitting](https://www.desertcart.ec/products/14890113-bar-sigma-engineered-solutions-proconnex-41409-ground-clamp-conduit-fitting)

---

*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-02-23*