A made in USA solar charger for small to medium remote pastures, with three years of lightning cover.
Amazon $259.99
For ranchers who want one powerful charger that can move between a barn outlet and a battery at a remote pasture.
- 3.1 JOutput
- 60 milesRated fence
- BatteryPower
Price checked November 2, 2026. As an Amazon Associate we earn from qualifying purchases.
- Runs from an outlet, a 12 V battery or a solar panel, so one unit covers barn and remote fences
- Three joules of output for big pastures
- Flashing light warns when the battery runs low
- Three year warranty
- Expensive, and battery and panel cost extra
- Lightning damage is excluded from Gallagher’s US warranty
- Out of stock at Gallagher’s own store
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 | G390404 |
|---|---|
| Output | |
| Power | Battery |
| Output energy | 3.1 J |
| Stored energy | 4 J |
| Rated fence length | 60 miles |
| Rated area | 280 acres |
| Low impedance | Yes |
| Build | |
| Battery | 12 V |
| Lightning cover | No |
| Warranty | 3 years |
Alternatives in this power source
A powerful battery charger for large remote pastures and rotational grazing, ready for a solar panel when you add one.
Amazon $195A strong battery charger for remote pastures and rotational grazing when you can swap a deep cycle battery every few weeks.
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