Solar Panels in the CF10 Postcode Area
The CF10 postcode area covers Cardiff and surrounding areas in Cardiff. A typical 4kWp solar panel system here generates around 3,528 kWh per year, saving an estimated £988/yr on electricity bills and covering roughly 93% of average household electricity usage.
Solar Performance in CF10
About Solar in CF10, Cardiff
Homeowners in the CF10 postcode area are eligible for 0% VAT on solar panel installations, making 2026 an excellent time to invest in solar energy. With 882 kWh generated per kWp of installed capacity, the CF10 area benefits from near-average solar irradiance for the UK.
Through the Smart Export Guarantee (SEG), you can also earn money by exporting surplus electricity back to the grid. Most MCS-certified installations in Cardiff qualify for SEG payments from energy suppliers.
Cardiff in Wales generates 880 kWh per kWp, about 4% below the UK average of 920 kWh/kWp. As the Welsh capital, Cardiff benefits from its coastal position on the Severn Estuary which brings milder, sunnier conditions than inland valleys, and the city has ambitious renewable energy targets driving solar uptake.