Low-impedance electric fence controllers utilize special circuitry and transformers to maintain high energy levels on the fence. Models available rated up to 100 miles and for heavy weed conditions. Ideal for longer, multi-strand poly wire, tape, rope or high tensile fence systems. Use for all animals including predators. Uses regular household current. Offers the highest power of any fence controller.
Choose from these models if you need a high powered charger and have access to AC Power.
(Listed in order of power)

Fi-Shock SS-5 Electric Fence Charger
Charges up to 5 miles under ideal conditions.
Model # SS-5
.5 joule output
Controls most Animals
Small Farms w/ Medium Weeds

Fi-Shock SS-10 Electric Fence Charger
Charges up to 10 miles under ideal conditions.
Model # SS-10
1.5 joule output
Controls most Animals
Small Farms w/ Medium Weeds

Zareba A25LI Electric Fence Charger
Charges up to 25 miles of fence with heavy weed conditions.
Model # A25LI
1 joule output
Controls most Animals
Large Farms w/ Heavy Weeds

Zareba A100LI Electric Fence Charger
Charges up to 100 miles of fence with heavy weed conditions.
Model # A100LI
6 joule output
Controls most Animals
Large Farms w/ Heavy Weeds