UNDERSTAND
SOLAR ENERGY

How Solar Panels Work

Solar panels — also called photovoltaic (PV) panels — convert sunlight into direct current (DC) electricity. An inverter then converts that DC electricity into alternating current (AC), which is the type of electricity used by the appliances and devices in your home.

The amount of electricity a solar system can generate depends on several factors: the number and wattage of the panels, the orientation and pitch of your roof, shading from trees or nearby structures, and the number of peak sunlight hours your location receives throughout the year.

Florida receives abundant sunshine year-round, which is one reason residential solar is a popular topic among homeowners in the state. However, every home and roof is different, so a proper assessment is important before drawing conclusions about what a system might produce for a specific property.

Grid-Tied vs. Off-Grid Systems

Most residential solar systems installed today are grid-tied, meaning they remain connected to the local utility grid. When your panels produce more electricity than your home is using at that moment, the excess can flow back to the grid. When your panels are not producing enough — such as at night or on heavily overcast days — your home draws power from the grid as usual.

Off-grid systems are not connected to the utility grid at all and rely entirely on battery storage to supply power when the panels are not generating electricity. Off-grid setups are more complex and typically require a larger battery bank. They are less common for standard residential installations.

Hybrid systems combine grid connection with battery storage, allowing homeowners to store excess solar energy for use during outages or high-demand periods while still having access to the grid as a backup.

Net Metering in Florida

Net metering is a billing arrangement that allows homeowners with solar panels to receive credit on their utility bill for excess electricity they send back to the grid. Under a net metering program, your utility meter tracks both the electricity you consume from the grid and the electricity your system exports to it.

Florida has historically had net metering policies that allowed residential solar customers to receive credits for exported electricity. However, net metering rules are set by state regulators and individual utilities, and they can change over time. The specific terms — including the rate at which exported electricity is credited — vary depending on your utility provider.

Before making any decisions based on net metering, it is important to verify the current policies with your specific utility company, as terms and rates may differ from what you have read online or heard from others.

What Florida Homeowners Should Consider

Roof condition and age matter. If your roof is nearing the end of its useful life, it may make sense to address it before or alongside a solar installation, since removing and reinstalling panels later adds cost and complexity.

Your current electricity usage is a key input for sizing a solar system. Reviewing 12 months of utility bills gives a clearer picture of your average consumption and seasonal patterns.

Shading from trees, neighboring structures, or roof features like chimneys can meaningfully reduce a system's output. A site assessment helps identify whether shading is a significant factor for your property.

HOA rules and local permitting requirements can affect the installation process and timeline. Most Florida communities allow solar installations under state law, but it is worth understanding any applicable guidelines before proceeding.

Financing options vary widely. Solar systems can be purchased outright, financed through a loan, or obtained through lease or power purchase agreement (PPA) arrangements. Each structure has different implications for ownership, maintenance responsibility, and long-term costs.