A powerful battery charger for large remote pastures and rotational grazing, ready for a solar panel when you add one.
Amazon $195The Patriot PBX200 Battery rates 4.1 among battery and solar electric fence energizers; the Zareba 25 Mile AC EAC25M-Z rates 3.2 among plug-in ones. The Zareba 25 Mile AC EAC25M-Z costs $61.33 less ($133.67 vs $195).

A dependable plug-in charger for a medium pasture of cattle, horses or goats, with lightning damage covered for two years.
Amazon $133.67Prices were last checked November 2, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Scores side by side
These two sit in different power source classes (battery and solar and plug-in), and each is scored against the reference points for its own class, so a rating says how well each does among its own power source peers. How we rank explains each factor.
| Factor weight | Patriot PBX200 Battery | Zareba 25 Mile AC EAC25M-Z |
|---|---|---|
| Overall rating | 4.1/5 | 3.2/5 |
| Value 35% | 78 $102.63 per joule ($195, 1.9 J output) | 38 $133.67 per joule ($133.67, 1 J output) |
| Output 25% | 83 1.9 J output | 37 1 J output |
| Warranty 25% | 50 2-year warranty | 50 2-year warranty |
| Lightning cover 15% | 100 warranty covers lightning damage | 100 warranty covers lightning damage |
Specifications
| Patriot PBX200 Battery | Zareba 25 Mile AC EAC25M-Z | |
|---|---|---|
| Output | ||
| Power | Battery | Plug-in (110 V) |
| Output energy | 1.9 J | 1 J |
| Stored energy | 2.7 J | - |
| Rated fence length | 50 miles | 25 miles |
| Rated area | 165 acres | - |
| Peak voltage | 10.4 kV | - |
| Low impedance | Yes | Yes |
| Build | ||
| Battery | 12 V | - |
| Lightning cover | Yes | Yes |
| Warranty | 2 years | 2 years |