What are the key features and specifications of a 20 kW backup generator?

A 20 kW backup generator typically has a power output of 20,000 watts, which can provide electricity to essential appliances and systems during a power outage. It is usually powered by a gasoline or propane engine and can be started automatically when the main power source fails. These generators are designed to be reliable and durable, with features such as automatic shutdown in case of low oil levels or overheating. They are often equipped with a transfer switch to seamlessly switch between the main power source and the generator.