For large ranches running hundreds of acres of multi-wire fence, where Gallagher’s service network and modular design matter.
Amazon $849.99
A strong value plug-in charger for a medium to large cattle or horse pasture.
- 2 JOutput
- 50 milesRated fence
- Plug-in (110 V)Power
- 9.5 kVPeak voltage
Price checked November 2, 2026. As an Amazon Associate we earn from qualifying purchases.
- Two joules for about $150 is among the best value plug-in chargers
- Covers 165 acres of clean fence
- Two year full replacement warranty
- Warranty covers lightning damage, per the label on the unit
- Sold on Amazon by a third party seller
- Mount indoors near an outlet
The Patriot PMX family
Every Patriot PMX model we rank, smallest first. Ratings compare each against its own power source.
| Model | Output | Rating | Price |
|---|---|---|---|
| Patriot PMX50 | 0.5 J | 2.9/5 | $114.99 |
| Patriot PMX200 (this one) | 2 J | 3.6/5 | $150.08 |
How it scores
The rating comes from 4 measured or published factors, each scored 0-100 against fixed reference points for its power source. How we rank explains each one.
Specifications
| Model number | 816865 |
|---|---|
| Output | |
| Power | Plug-in (110 V) |
| Output energy | 2 J |
| Stored energy | 3 J |
| Rated fence length | 50 miles |
| Rated area | 165 acres |
| Peak voltage | 9.5 kV |
| Low impedance | Yes |
| Build | |
| Lightning cover | Yes |
| Warranty | 2 years |
Alternatives in this power source
A strong plug-in charger for large pastures up to about 400 acres, from a maker that publishes real output energy.
Amazon $319.99A mid size plug-in charger for pastures up to about 250 acres, with a handy voltage display and a three year warranty.
Amazon $254.99Compare
Compare the Patriot PMX200 with any other electric fence energizer →
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