I have a medium sized residential refrigerator in my motor home that I keep cool on trips by running the generator a bit every few hours. We are planning a long trip and I have installed a 1500 watt p...
The two 6 volt batteries and 1500 watt inverter should work. You say they won't start the fridge. They should .. 1- the batteries are dead the 2- ,wires are wrong , or 3- the inverter isn't working. Can you plug in other items and do they run ? More batteries will increase the run time but 2 -6volt batteries (normally that would be golf cart deep cycle ) are plenty to start a refrigerator. First fix what you have.