230V to 12V transformer for 2 rods with 2 autonomous rheostats for ALL oil harvesters

Transformers-power supplies for operation of all your oil harvesters in places where there is electricity!

They transform the current of your house from 230V to 12V.
Ideal for operation of 2 olive rods at the same time. It has 2 dimmers with 4 adjustment positions 12V-16V-18V-20V. Each rheostat works independently!
Power (max): 420watt
Current (max): 20 Amber DC
Resistors: 2 independent with 4 regulation positions from 12V to 20V