---
product_id: 84382679
title: "Gallagher M120 Electric Fence Energizer | 110V AC Charger for Livestock Fencing | Powers up to 15 Miles or 60 Acres | 1.2 Joule Plug-in Fence Controller"
brand: "gallagher"
price: "$432"
currency: NZD
in_stock: true
reviews_count: 8
category: "Gallagher"
url: https://www.desertcart.nz/products/84382679-gallagher-m120-electric-fence-energizer-110v-ac-charger-for-livestock
store_origin: NZ
region: New Zealand
---

# 1.2 Joules power reserve 110V AC plug-in convenience Built-in lightning protection Gallagher M120 Electric Fence Energizer | 110V AC Charger for Livestock Fencing | Powers up to 15 Miles or 60 Acres | 1.2 Joule Plug-in Fence Controller

**Brand:** gallagher
**Price:** $432
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your pasture like a pro — shockingly reliable, effortlessly smart!

## Quick Answers

- **What is this?** Gallagher M120 Electric Fence Energizer | 110V AC Charger for Livestock Fencing | Powers up to 15 Miles or 60 Acres | 1.2 Joule Plug-in Fence Controller by gallagher
- **How much does it cost?** $432 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/84382679-gallagher-m120-electric-fence-energizer-110v-ac-charger-for-livestock)

## Best For

- gallagher enthusiasts

## Why This Product

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

## Key Features

- • **Plug, Play & Protect:** Simple plug-in installation with clear power-on indicator for hassle-free setup and monitoring.
- • **Weatherproof Your Investment:** Integrated lightning diverter safeguards electronics from storms, minimizing downtime.
- • **Power Your Pasture with Precision:** Delivers consistent shock output across 15 miles or 60 acres for total livestock control.
- • **Energy Efficiency Meets Reliability:** Stores 1.2 joules and outputs 0.63 joules, maintaining strong voltage even with light vegetation contact.
- • **Durability That Works as Hard as You Do:** UL approved, rugged casing built for tough agricultural environments with a 3-year warranty.

## Overview

The Gallagher M120 Electric Fence Energizer is a 110V AC plug-in controller designed for small farms and homesteads, powering up to 15 miles or 60 acres of fencing. With a 1.2 joule power reserve and 0.63 joule output, it ensures consistent voltage even with light vegetation contact. Its built-in lightning protection extends device life in harsh weather, while easy installation and a durable UL-approved casing make it a dependable choice backed by a 3-year warranty.

## Description

Gallagher M120 Electric Fence Charger - Powers Up to 15 Miles / 60 Acres of Clean Fence - 1.2 Joules, 110 Volt AC Energizer, Added Power Reserve - Unbeatable Reliability - Easy Installation…

Review: Shocking good! - Highly recommend! Our larger box went out and I ordered this one thinking it wouldn't work very well, but it was a good price, so I thought I would try it. We have it around approximately 12 acres and it has worked great, no problems at all. I highly recommend this charger!!!
Review: Works great! Easy to install! Quality product! - I’ve used this brand electric fence charger for decades and have never been disappointed.

## Features

- Reliable Power for Small Pastures | 110V AC electric fence energizer delivers consistent shock output for livestock control, powering up to 15 miles or 60 acres of clean fence. Ideal for cattle, horses, goats, and perimeter fencing around small farms and homesteads.
- 1.2 Joule Performance with Power Reserve | Stores 1.2 joules and delivers 0.63 joules of output energy, providing strong, reliable voltage even with light vegetation contact. Designed to maintain fence effectiveness without overloading short fence systems.
- Built-In Lightning Protection | Integrated lightning diverter protects internal electronics from power surges and electrical storms, extending energizer life and reducing downtime in rural installations where weather exposure is unavoidable.
- Simple Plug-In Installation | Easy-to-use fence terminals and hassle-free mounting make setup fast for barns, sheds, and utility rooms. Clear power-on indicator lets you verify operation at a glance without extra tools or testers.
- Durable, UL Approved Design | Tough outer casing built for agricultural environments and backed by a 3-year manufacturer warranty. UL approved for safety and reliability when used with proper grounding and fence installation practices.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01IVOTZ3E |
| Best Sellers Rank | #214,507 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #1,103 in Agricultural Fencing |
| Brand | Gallagher |
| Customer Reviews | 4.3 4.3 out of 5 stars (56) |
| Date First Available | July 22, 2016 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 1 pounds |
| Item model number | Gallagher - G330434 |
| Manufacturer | Gallagher |
| Manufacturer Part Number | G330434 |
| Model | Gallagher - G330434 |
| Product Dimensions | 2.99 x 8.38 x 8.89 inches |

## Product Details

- **Brand:** Gallagher
- **Color:** No
- **Item Weight:** 16 ounces
- **Output Voltage:** 110 Volts (AC)
- **Product Dimensions:** 2.99"D x 8.38"W x 8.89"H

## Images

![Gallagher M120 Electric Fence Energizer | 110V AC Charger for Livestock Fencing | Powers up to 15 Miles or 60 Acres | 1.2 Joule Plug-in Fence Controller - Image 1](https://m.media-amazon.com/images/I/71z3F7or64L.jpg)

## Questions & Answers

**Q: Is it water proof**
A: Yes, unless you mount it upside down.

**Q: cant tell if fence is working or broken. signal is the same ,  any suggestions ??**
A: My husband tests it like this, he takes a long blade of grass and puts it in his mouth to get it wet, and then lays it on the wire, it produces the charge but not jolting.

**Q: how well does this energizer work with Gallagher electronet? it for sheep and only 6 acres.**
A: Should work well for sheep.

**Q: Is this too strong for a medium sized stubborn dog?**
A: Our large chocolate lab doesn't like it.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Shocking good!
*by A***R on October 7, 2025*

Highly recommend! Our larger box went out and I ordered this one thinking it wouldn't work very well, but it was a good price, so I thought I would try it. We have it around approximately 12 acres and it has worked great, no problems at all. I highly recommend this charger!!!

### ⭐⭐⭐⭐⭐ Works great! Easy to install! Quality product!
*by S***R on November 6, 2024*

I’ve used this brand electric fence charger for decades and have never been disappointed.

### ⭐⭐⭐⭐⭐ No more critters
*by W***S on July 13, 2025*

So far all critters are staying out

## Frequently Bought Together

- Gallagher M120 Electric Fence Charger - Powers Up to 15 Miles / 60 Acres of Clean Fence - 1.2 Joules, 110 Volt AC Energizer, Added Power Reserve - Unbeatable Reliability - Easy Installation
- YCFERESY Upgraded Electric Fence Polywire 3366 Feet 1026 Meters, 6 Stainless Steel Strands for Reliable Conductivity and Rust Resistance, Portable Electric Fencing,UV, Rust Resistant
- Zareba ITY-Z Standard Snug-fitting T-Post Insulator, 25 per Bag, Yelllow

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*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-25*