3) Provide a secondary wiring system in all new houses at 12V DC based on the new plug. 4) Revise our current wiring codes to reduce the number of 110V outlets and circuits required .

Cars, trucks, RVs, and motorhomes run dual 12-volt batteries for various reasons. Depending on how you wire a two-battery 12-volt system, the result can be a 12-volt system or a 24-volt system ...