

Key Highlights
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Powers up to 90 miles / 520 acres of clean fence or 30 miles / 200 acres of typical fence.
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8.0 joules stored energy and 4.9 joules output for powerful and consistent performance.
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Ideal for small to medium pastures, providing year-round animal control.
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High-efficiency circuitry ensures reliable voltage output and market-leading performance.
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Built-in lightning protection safeguards your system from power surges.
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Rugged, weather-resistant casing designed to withstand harsh farming environments.
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Keyhole mounting system allows for easy and secure installation on any flat surface.
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Plug-and-play design for quick setup and simple operation.
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UL approved and tested for superior durability and safety.
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Backed by Gallagher’s trusted 3-year warranty.
The Gallagher M800 Mains Fence Energizer (G323524) delivers dependable power and rugged performance for small to medium livestock operations. With 8 joules of stored energy, this energizer powers up to 90 miles (520 acres) of clean fence, making it ideal for multi-wire, perimeter, or seasonal fencing.
Engineered for durability, the M800 features a tough outer casing, built-in lightning diverter, and high-efficiency electrical circuitry that ensures consistent, reliable voltage in all weather conditions. It’s a customer favorite for its balance of strength, simplicity, and long-term dependability.
Installation is effortless with plug-and-play functionality and keyhole wall mounts that make setup quick and stable. The M800 combines Gallagher’s proven quality with modern design, ensuring safe, effective, and maintenance-free animal control year after year.
Specifications
Feature | Details |
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Product Code | G323524 |
Product Type | Mains Fence Energizer |
Power Source | Mains |
Energy (Stored / Output) | 8 Joules / 4.9 Joules |
Clean Fence Distance | 90 miles / 520 acres |
Typical Fence Distance | 30 miles / 200 acres |
Lightning Protection | Built-in diverter |
Construction | Rugged, weather-resistant casing |
Mounting Options | Keyhole mounting points for flat surfaces |
Certification | UL Approved |
Average Power Consumption | 8 W |
Product Weight | 4.5 lbs |
Product Dimensions (H × W × D) | 9″ × 7.5″ × 4″ |
Warranty | 3 Years |
The Gallagher M800 Mains Fence Energizer offers an ideal balance of power, simplicity, and reliability for everyday electric fencing needs. Built tough for all seasons, it delivers superior livestock control with dependable voltage output and easy installation.
Order your Gallagher M800 Fence Energizer today from SellEton Scales and power your fencing system with trusted Gallagher performance built to last.
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.