Living With a 12V DC Home Power System

Using 12V DC for home power requires some adjustments, but generating your own energy will protect you from rising utility rates.

12V DC Home Power - standard power switch with added capacitors
To withdstand high-amperage 12-volt DC power, switches should be equipped with 47-microfarad capacitors wired in parallel to tame arcing between the contacts. Use only snap (as opposed to silent) switches for DC power.
MOTHER EARTH NEWS Staff