Safely switch from utility to 30-amp portable generator power in an emergency * Interchangeable circuit breakers make it easy to reconfigure, replace or expand the circuits in your switch * Directly powers hard-wired appliances such as your furnace (gas/oil only), well pump and septic pump * Includes a 6-circuit, 30-amp transfer switch that can be expanded to 10-circuits * Comes with a 2-year limited warranty