---
product_id: 129447315
title: "Mueller 167-094NL Dielectric Union Galvanized Steel, 3/4 in. MIPS x 1/2 in. Copper Sweat"
brand: "mueller"
price: "€ 6.07"
currency: EUR
in_stock: false
reviews_count: 1
url: https://www.desertcart.hr/products/129447315-mueller-167-094nl-dielectric-union-galvanized-steel-3-4-in
store_origin: HR
region: Croatia
---

# Prevents electrolysis Handles water up to 210°F ANSI-compliant threaded & solder ends Mueller 167-094NL Dielectric Union Galvanized Steel, 3/4 in. MIPS x 1/2 in. Copper Sweat

**Brand:** mueller
**Price:** € 6.07
**Availability:** ❌ Out of Stock

## Summary

> 🔧 Connect with confidence — the smart union your plumbing deserves!

## Quick Answers

- **What is this?** Mueller 167-094NL Dielectric Union Galvanized Steel, 3/4 in. MIPS x 1/2 in. Copper Sweat by mueller
- **How much does it cost?** € 6.07 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/129447315-mueller-167-094nl-dielectric-union-galvanized-steel-3-4-in)

## Best For

- mueller enthusiasts

## Why This Product

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

## Key Features

- • **Compact & Durable:** Lightweight 272g alloy steel and copper build fits seamlessly in tight spaces
- • **Electrolysis Blocker:** Stops damaging galvanic action between metals for longer system life
- • **Heat-Resistant Design:** Operates safely with hot water up to 210°F, perfect for water heaters
- • **Lead-Safe Construction:** Manufactured with less than 0.25% lead on wetted surfaces for safer plumbing
- • **Precision ANSI Standards:** Threaded and solder ends meet strict ANSI B1.20.1 & B16.18 for reliable fit

## Overview

The Mueller 167-094NL Dielectric Union is a high-quality plumbing fitting designed to prevent electrolysis between dissimilar metals, extending the lifespan of water heaters. It supports water temperatures up to 210°F and features ANSI-compliant threaded and solder ends for secure, leak-free connections. Made from durable alloy steel and copper with low lead content, this compact 3/4 in. MIPS x 1/2 in. copper sweat union ensures safe, reliable performance in any plumbing system.

## Description

Prevents electrolysis or galvanic action when connecting dissimilar materials. For use with water up to 210 F (Degree Fahrenheit). increases the life of water heaters. Threaded ends comply with ansi (American National Sanitation institute) B1.20.1. Solder ends comply with ansi B16.18. Manufactured to include no more than 0.25% weighted average lead content on wetted surface.Product is manufactured in china. This product meets customer requirement.

## Features

- Prevents electrolysis or galvanic action when connecting dissimilar materials
- Product is manufactured in china
- This product meets customer requirement

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | Mueller |
| Part Number | 167-094NL |
| Product Dimensions | 7.37 x 4.57 x 4.57 cm; 272.16 g |
| Item model number | 167-094NL |
| Size | 3/4 In. MIPS x 1/2 In. Copper Sweat |
| Colour | Copper |
| Material | Alloy Steel, Copper |
| Item Package Quantity | 1 |
| Number of Pieces | 1 |
| Included Components | Rough Plumbing;Other Rough Plumbing;pipe-fittings |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 272 g |

## Product Details

- **Size:** 3/4 In. MIPS x 1/2 In. Copper Sweat
- **Material:** Alloy Steel, Copper
- **Brand:** Mueller
- **Colour:** Copper
- **Item dimensions L x W x H:** 7.4 x 4.6 x 4.6 centimetres
- **Connector type:** Union
- **Exterior finish:** Brass
- **Thread type:** MIPS
- **Item weight:** 272 g
- **Number of pieces:** 1

## Images

![Mueller 167-094NL Dielectric Union Galvanized Steel, 3/4 in. MIPS x 1/2 in. Copper Sweat - Image 1](https://m.media-amazon.com/images/I/61kFhwfDasL.jpg)

## Customer Reviews

### ⭐ 







  
  
    Do not buy.
  

*by P***N on Reviewed in the United States on 26 January 2018*

We installed these on a new water heater and start getting brown water in less than thirty days. We replaced these Dielectric unions with brass unions. The Mueller unions were full of rust.

## Frequently Bought Together

- Dielectric Union Galvanized Sweat Steel
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- EZ-FLUID Plumbing 1-1/2" C X MIP LF Copper Male NPT Adapter Pressure Copper Fittings,Sweat Solder Connection for Residential,Commercial Tube Pipe (1)

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**Shop now:** [https://www.desertcart.hr/products/129447315-mueller-167-094nl-dielectric-union-galvanized-steel-3-4-in](https://www.desertcart.hr/products/129447315-mueller-167-094nl-dielectric-union-galvanized-steel-3-4-in)

---

*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-03-01*