With fuel economy regulations tightening and connectivity and autonomous-driving capability proliferating, the old-fashioned 12-volt automobile electrical system has reached the end of the road.

Engineers have consistently predicted that cars would shift from 12-volt electrical systems to 48-volt systems for two decades. But cost and inertia have kept 12-volt electrics in place, with the ...

A 12-volt outlet is a convenient feature on many vehicles allowing you to use electronic devices while driving or riding in the car. However, it's important to note that these outlets are intended for ...