How much do solar panels cost in the UK?

The most common type of system is the 4kW solar system, which costs between £5,000 – £6,000. It can save the average household about £660 per year, provided that they have a decent number of sunlight hours and are installed on a south-facing roof. In 2025, the price of solar panels in the UK can vary depending on several factors.

How much does a solar panel installation cost?

Generally, two installers will work together to install your solar panel system, and depending on its complexity, they can take up to 3 days to complete the installation. This means that you can expect to spend anywhere between £600 and £3,000 on labour costs alone.

Are solar panels a good investment in the UK?

Solar panels have become more affordable and efficient in the UK. Many households can now see a return on investment in just five to ten years. Initial costs vary, but most 2-3 bedroom homes with a 4kW system save hundreds of pounds each year on electricity bills. Key benefits of solar power include:

How long do solar panels last in the UK?

Answer: The payback period for solar panels in the UK typically ranges from 9 to 15 years, depending on factors like initial installation costs, electricity usage, and how much energy you sell back to the grid. 4.

How much does a photovoltaic system cost in the UK?

• A household in the UK installs a 5kW photovoltaic system costing £8000 (average cost), which would generate approximately 4320 kWh of electricity annually. • The annual SEG income in the UK would be £324 per annum.

How do I pay for solar panels?

The best way to pay for solar panels is from savings. Financing costs are likely to greatly extend the time it takes to pay off your investment. Most installers offer financing but at uncompetitive rates. If you must borrow, choose a high street lender. It will involve more paperwork, but on average it will halve the interest rate you pay.