

Key Highlights
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Powers up to 15 miles / 60 acres of clean fence or 6 miles / 30 acres of typical fence.
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Delivers 1.2 joules stored energy and 0.48 joules output energy for strong, reliable performance.
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Designed to shock through wet vegetation and heavy fence conditions.
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Built-in lightning protection for long-lasting dependability.
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Compact and ideal for small pastures, gardens, or paddocks.
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Tough outer casing ensures durability in all weather conditions.
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Simple installation with clearly marked fence terminals.
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Power-on indicator lets you easily check operation status at a glance.
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UL Approved for safety and performance assurance.
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Backed by a 3-year Gallagher warranty.
The Gallagher M120 Mains Fence Energizer (G330434) is a compact yet powerful solution for reliable livestock control and perimeter protection. Designed for small to medium-sized pastures, it can power up to 15 miles (60 acres) of clean fence line or 6 miles (30 acres) of typical fencing.
With 1.2 joules of stored energy, the M120 delivers consistent power even through wet, heavy vegetation and tough fence conditions. Its tough outer casing and built-in lightning diverter provide maximum durability and protection against the elements.
This energizer is extremely easy to install, featuring simple fence terminals and a power-on indicator that confirms active operation at a glance. It’s ideal for small livestock enclosures, paddocks, or properties needing dependable performance without complex setup.
UL approved and backed by Gallagher’s 3-year warranty, the M120 offers the perfect balance of reliability, simplicity, and efficiency for farmers and property owners alike.
Specifications
Feature | Details |
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Product Code | G330434 |
Product Type | Mains Fence Energizer |
Power Source | Mains |
Energy (Stored / Output) | 1.2 Joules / 0.48 Joules |
Clean Fence Distance | 15 miles / 60 acres |
Typical Fence Distance | 6 miles / 30 acres |
Average Power Consumption | 0.9 W |
Construction | Rugged, durable outer casing with built-in lightning protection |
Operation Indicator | Power-on light |
Certification | UL Approved |
Product Weight | 2 lbs |
Product Dimensions (H × W × D) | 7" × 5.5" × 3" |
Warranty | 3 Years |
The Gallagher M120 Mains Fence Energizer offers strong, steady, and maintenance-free power for your electric fencing system. Compact yet robust, it’s perfect for small farms, paddocks, and gardens that demand consistent performance and durability.
Order your Gallagher M120 Mains Fence Energizer today from SellEton Scales and experience dependable, all-season livestock control made simple.
Contact us!
Free Shipping: Available across 48 continental USA. Extra charges may apply for residential, farm, or rural areas.
Express Shipping: Overnight and faster shipping options available at additional costs. Quotes obtainable via email.
Delivery Time: Typically 5 to 7 business days, varying by location and external conditions.
Tracking Information: Provided via email upon shipment. Accessible through account login. Additional information available upon request.
Return Policy: 15-day return period for unused, original condition products. A 25% restocking fee applies. Buyer covers original and return shipping costs.
Customer Support: Contact at (844)-735-5386 or info@selletonscales.com for queries or concerns about shipping.