To keep connections secure and prevent voltage loss use Zareba 50 ft 12 ½ Gauge Insulated Cable for your fence! This double insulated cable is rated up to 20 000 volts and will prevent voltage loss when making connections between the fence line charger ground rods and underground gate hookups. When it comes to proper grounding we recommend this versatile cable for connecting the ground rod to the charger. Using this insulated cable will ensure that your fence has suitable grounding to help it work to the best of its ability. The UV-resistant sleeve will prevent cracks and wear from weathering for years to come.