Sunical
Solar Systems
What do panels do, when does a battery help, and which details matter for your home? Start with the essentials.
Photovoltaic panels generate electricity when light is available. The inverter converts it for use on site, while a battery can shift some production to hours without sunlight.
Energy used on site can reduce electricity purchased from the grid. System size should follow demand, season, and site conditions. More panels do not automatically mean faster payback: self-consumption, shading, orientation, storage, and the actual tariff all matter.
A simple payback estimate is the investment divided by positive annual net savings. Net savings must account for maintenance, repairs, tariff changes, and financing costs.
The estimates here are not an engineering design or a savings guarantee. A reliable assessment needs site and consumption-profile data.