+-----------------+     +--------------------+     +------------------+     +--------------+
| solar generator | --> |       AC out       | --> | 12v power supply | --> | 15A DC loads |
+-----------------+     +--------------------+     +------------------+     +--------------+
  |
  |
  v
+-----------------+     +--------------------+
|     DC out      | --> | all other DC loads |
+-----------------+     +--------------------+


generated with Graph-Easy https://github.com/ironcamel/Graph-Easy