Solar panels convert sunlight into electricity using photovoltaic (PV) cells made from semiconductor materials. When photons from sunlight hit the PV cells, they knock electrons loose and create a flow of electric current. On a patio, this same process applies but the system is sized and mounted for low-profile, outdoor use.
Patio installations typically include:
A typical patio setup feeds power directly to nearby circuits (lighting, outlets) or ties into a home inverter that manages output. Placement and tilt matter: panels should face the general direction of the sun at your latitude (south in the northern hemisphere) and be positioned to avoid shade from trees or structures for most of the day.
Patio systems are often compact and modular, which makes them flexible for renters or homeowners who want to add solar without major roof work. They can be grid-tied for net metering, or paired with batteries for a more independent setup. Performance depends on panel quality, sunlight exposure, and the efficiency of the inverter and wiring.
If you plan a patio PV installation, check local building and electrical codes, HOA rules, and any permitting requirements. A site assessment will help determine the best panel quantity, orientation, and whether you need microinverters or an external battery to meet your energy goals.