Balcony solar yield calculator
Annual yield for your balcony, from the European Commission's PVGIS solar database.
What you get
Go to the formA real example for London: 800 Wp, south facing, vertical on the railing, a household of 2500 kWh a year. Your own numbers follow from the form below.
- Your four key numbersFree in the calculator
Yield per year from EU PVGIS solar data for your exact spot, how much of it your home uses directly, what that saves at your electricity price, and after how many years the system has paid for itself.
- Month by monthFree in the calculator
Light bars are what the panels produce, dark bars what your home uses at the same time. The gap is surplus that goes to the grid unpaid.