Learn how solar energy converts sunlight into electricity through photovoltaic systems, and explore the four main components—solar panels, charge controllers, batteries, and inverters—and their various types.

PWM charge controller uses duty cycle to modulate charging with fast switches; it is cheap and compact but limited to small use and up to 60.

Explore how inverters convert solar panel direct current to alternating current for loads, including centralized, string, and microinverter configurations; blocking diodes prevent backflow, and panel angle optimizes sunlight.