Price of solar modules produced in the UK

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 cost?

The cost of a solar panel system depends on several factors: System size: Measured in kilowatt-peak (kWp), larger systems cost more but generate more power. Panel type: Premium monocrystalline panels (£1,000–£1,500/kW) are pricier than polycrystalline (£900/kW) or thin-film (£400–£800/kW).

What are the cheapest solar panels in the UK?

The cheapest solar panels in the UK are typically polycrystalline models, which cost around £4,000–£5,000 for a small 3kW system. While they’re less efficient than monocrystalline panels, they still offer a reliable and affordable way to cut energy bills.

How much do solar panels cost in Northern Ireland?

Solar panels cost around £9,800 for a 4.5kW system, including installation and a 3kW storage battery. You’ll pay 0 per cent VAT on the cost of your solar panels and installation. Your annual savings, if you have SEG (which isn’t available in Northern Ireland) and a solar battery, could range between £883 and £1,016.