A heavy duty plug-in charger for large pastures and predator fences, with unusually full voltage specs and lightning cover.
Amazon $194.94The Parmak Super Energizer 5 is the better electric fence energizer overall, rated 4.6 to 3.9. The Parmak Super Energizer 5 leads on warranty and output. The Parmak Super Energizer 5 costs $13.73 less ($194.94 vs $208.67).
A strong value for large pastures and perimeter fences with bulls or predators, where weeds would drain a smaller charger.
Amazon $208.67Prices 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.
Which should you buy?
- Choose the Parmak Super Energizer 5 for warranty (3-year warranty vs 2-year warranty) and output (6.3 J output vs 4 J output).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every plug-in electric fence energizer; a clear win is highlighted. How we rank explains each one.
| Factor weight | Parmak Super Energizer 5 | Zareba 75 Mile AC EAC75M-Z |
|---|---|---|
| Overall rating | 4.6/5 | 3.9/5 |
| Value 35% | 79 $30.94 per joule ($194.94, 6.3 J output) | 64 $52.17 per joule ($208.67, 4 J output) |
| Output 25% | 80 6.3 J output | 69 4 J output |
| Warranty 25% | 100 3-year warranty | 50 2-year warranty |
| Lightning cover 15% | 100 warranty covers lightning damage | 100 warranty covers lightning damage |
Specifications
| Parmak Super Energizer 5 | Zareba 75 Mile AC EAC75M-Z | |
|---|---|---|
| Output | ||
| Power | Plug-in (110 V) | Plug-in (110 V) |
| Output energy | 6.3 J | 4 J |
| Rated fence length | 50 miles | 75 miles |
| Peak voltage | 14.5 kV | - |
| Low impedance | Yes | Yes |
| Build | ||
| Lightning cover | Yes | Yes |
| Warranty | 3 years | 2 years |
