How much does a 10kW Solar System cost in the UK?

In 2024, the average 10kW solar system cost in the UK is between £10,000 - £11,000. This price includes the supply of the 10kW solar panel equipment, installing and connecting to the electricity supply, and VAT (zero-rated). If you'd like to store a portion of the electricity you generate, you'll have to take the solar battery price into account.

How much does a 3.5 kWp solar panel system cost?

A 3.5 kWp solar panel system would typically require around 10 solar panels (at 350 W each) and cost between £5,000 and £10,000. *kWp stands for ‘kilowatt peak’. This is the amount of power that a solar panel or array will produce per hour in prime conditions.

How much does a solar PV installation cost per kilowatt?

The mean average cost per kilowatt of a small solar PV installation (0-4kW) is above £2,000 for the first time since these records began in 2013/14. Prices for larger solar installations (4-10kW) increased even more dramatically - by 31% since 2021/22.

Is a 10kW solar panel system right for You?

A 10kW solar panel system is a rather large system, so there's a lot to consider, such as cost, space, environmental footprint, maintenance, solar panel efficiency, and more. Many homeowners across the UK agree the advantages outweigh any disadvantages – as seen in the increasing number of new solar panel installations every year.

How much does a 5 kWp solar array cost?

In some cases, a 5 kWp solar PV array will be sufficient to meet those energy demands. A 5 kWp solar system will typically require around 15 solar panels at 350W each and cost between £8,000 to £12,000. Here is an overview of solar PV array installation costs which also shows how much roof space is required for each on average:

Are 10kW solar panels too big?

1. A 10kW solar panel system in the UK can be too large for domestic use. Depending on how much electricity your household uses on a daily and annual basis, solar panels in a 10kW system may be too large.