---
product_id: 408508387
title: "Southwire LUG250K-6AD; 1PK Mechanical Lug; 250 KCMIL-#6 STR; Single 5/16\" Hole Mount; Dual-Rated for use with Copper & Aluminum Conductors; 1 Pack; Gray"
brand: "southwire"
price: "$53.28"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/408508387-southwire-lug250k-6ad-1pk-mechanical-lug-250-kcmil-6-str
store_origin: US
region: United States of America
---

# Dual-rated for Al & Cu 250 KCMIL - #6 STR 5/16" hole mount Southwire LUG250K-6AD; 1PK Mechanical Lug; 250 KCMIL-#6 STR; Single 5/16" Hole Mount; Dual-Rated for use with Copper & Aluminum Conductors; 1 Pack; Gray

**Brand:** southwire
**Price:** $53.28
**Availability:** ✅ In Stock

## Summary

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## Quick Answers

- **What is this?** Southwire LUG250K-6AD; 1PK Mechanical Lug; 250 KCMIL-#6 STR; Single 5/16" Hole Mount; Dual-Rated for use with Copper & Aluminum Conductors; 1 Pack; Gray by southwire
- **How much does it cost?** $53.28 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/408508387-southwire-lug250k-6ad-1pk-mechanical-lug-250-kcmil-6-str)

## Best For

- southwire enthusiasts

## Why This Product

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

## Key Features

- • **Pack of One:** Conveniently packaged for individual use, ideal for professionals who need quality without excess.
- • **Robust Design:** Engineered for strength with a 250 KCMIL - #6 STR rating, perfect for demanding electrical environments.
- • **Easy Installation:** Single 5/16" hole mount simplifies the installation process, saving you time and effort.
- • **Quality Assurance:** cULus Listed for safety and reliability, giving you peace of mind in your electrical projects.
- • **Powerful Versatility:** Dual-rated for both copper and aluminum conductors, ensuring compatibility across various applications.

## Overview

The Southwire LUG250K-6AD is a high-performance mechanical lug designed for terminating conductors in power and grounding applications. It supports both copper and aluminum conductors, features a robust 250 KCMIL - #6 STR rating, and is easy to install with a single 5/16" hole mount. This product is cULus Listed, ensuring safety and reliability for all your electrical needs.

## Description

Southwire LUG250K-6AD; 1PK Mechanical Lug; 250 KCMIL-#6 STR; Single 5/16" Hole Mount; Dual-Rated for use with Copper & Aluminum Conductors; 1 Pack; Gray

## Features

- DUAL-RATED MECHANICAL LUGS to terminate conductors in power and grounding applications
- 250 KCMIL - #6 STR
- Single 5/16" hole mount
- DUAL-RATED for use with Al and Cu conductors
- 1 PACK / cULus Listed

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08GYY93LT |
| Best Sellers Rank | #115,317 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #600 in Electrical Wire |
| Brand Name | Southwire |
| Color | Gray |
| Connector Type | Mechanical Lug |
| Contact Material | Copper |
| Customer Reviews | 4.5 4.5 out of 5 stars (96) |
| Global Trade Identification Number | 00032886725128 |
| Included Components | Ground Clamp |
| Insulation Material Type | Non-Insulated |
| Item Dimensions L x W x H | 0.54"L x 0.45"W x 0.82"H |
| Item Type Name | Mechanical Lug, 250 KCMIL - #6 STR, Single 5/16" Hole Mount, Dual-Rated for use with Copper & Aluminum Conductors, 1 Pack |
| Manufacturer | Southwire |
| Material Type | Copper |
| Model | LUG250K-6AD |
| Specification Met | Culus Listed |
| Stud Size | 5/16 |
| Temperature Rating | 257 degree fahrenheit |
| Terminal | Mechanical Lug |
| UPC | 032886725128 |
| Unit Count | 1.0 Count |
| Warranty Description | 90 Days Mfr Defect |

## Product Details

- **Colour:** Gray
- **Connector type:** Mechanical Lug
- **Contact material:** Copper
- **Terminal:** Pin Terminal
- **Material:** Copper

## Images

![Southwire LUG250K-6AD; 1PK Mechanical Lug; 250 KCMIL-#6 STR; Single 5/16" Hole Mount; Dual-Rated for use with Copper & Aluminum Conductors; 1 Pack; Gray - Image 1](https://m.media-amazon.com/images/I/71X8W7TBu8L.jpg)

## Frequently Bought Together

- Southwire LUG250K-6AD; 1PK Mechanical Lug; 250 KCMIL-#6 STR; Single 5/16" Hole Mount; Dual-Rated for use with Copper & Aluminum Conductors; 1 Pack; Gray
- Southwire 65180540 LUG2/0-14ADQ2, 2PK Mechanical Lug, Grey
- Siemens ECCS1 Ground Bar Collar Strap #12-2/0

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-05-20*