10 kW photovoltaic installation in UK: See costs

Solar energy is becoming increasingly popular in the UK as homeowners seek sustainable and cost-effective power solutions. A 10kW solar system is a substantial investment that can significantly reduce electricity bills and carbon footprint. This article explores the costs associated with installing a 10kW solar system in the UK, helping you make an informed decision about your energy future.

10 kW photovoltaic installation in UK: See costs Image by Seidenperle from Pixabay

What is a 10kW solar system and why consider it?

A 10kW solar system is a photovoltaic (PV) installation capable of generating around 10,000 watts of electricity under ideal conditions. This size is suitable for larger homes or small businesses with high energy consumption. It can produce approximately 8,000 to 10,000 kWh of electricity annually in the UK, potentially covering a significant portion of your energy needs.

How much does a 10kW solar installation typically cost in the UK?

The cost of a 10kW solar installation in the UK can vary depending on several factors, including the quality of panels, inverter type, and installation complexity. On average, homeowners can expect to pay between £8,000 and £14,000 for a complete 10kW solar system installation. This price range includes the cost of panels, inverters, mounting equipment, and professional installation.

What factors influence the price of a 10kW solar installation?

Several elements can affect the overall cost of your 10kW solar installation:

  1. Panel quality and efficiency
  2. Inverter type (string vs. microinverters)
  3. Roof condition and accessibility
  4. Additional equipment (e.g., battery storage)
  5. Installation complexity
  6. Local labor costs

Higher-quality panels and more advanced inverters may increase upfront costs but can lead to better long-term performance and energy savings.

Are there any government incentives available for solar installations?

While the UK’s Feed-in Tariff (FiT) scheme closed to new applicants in 2019, the Smart Export Guarantee (SEG) was introduced in 2020. Under the SEG, energy suppliers must offer a tariff to small-scale low-carbon generators for electricity exported to the National Grid. This can help offset the initial investment cost over time.

What’s the typical return on investment for a 10kW solar system?

The return on investment (ROI) for a 10kW solar system depends on various factors, including your energy consumption, electricity rates, and the amount of sunlight your location receives. On average, UK homeowners can expect to see a return on their investment within 7-12 years. Over the 25-30 year lifespan of the system, significant savings can be realized on electricity bills.

How do installation costs compare across different UK providers?

When considering a 10kW solar installation, it’s essential to compare offers from multiple providers to ensure you’re getting the best value for your investment. Here’s a comparison of some leading UK solar installers:


Provider 10kW Installation Price Key Features Warranty
SolarCentury £10,500 - £12,000 High-efficiency panels, in-house installation team 25-year panel warranty, 10-year workmanship
EvoEnergy £9,800 - £11,500 Custom system design, battery storage options 12-year product warranty, 25-year performance guarantee
Project Solar UK £8,500 - £10,000 Budget-friendly options, quick installation 10-year product warranty, 25-year performance warranty
Joju Solar £11,000 - £13,500 Premium panels, advanced monitoring systems 25-year panel warranty, 12-year inverter warranty

Prices, rates, or cost estimates mentioned in this article are based on the latest available information but may change over time. Independent research is advised before making financial decisions.


When choosing a provider, consider factors beyond just price, such as the quality of components, warranty terms, and the installer’s reputation and experience in the industry.

In conclusion, a 10kW solar installation represents a significant investment in sustainable energy for UK homeowners. While the upfront costs can be substantial, the long-term benefits in terms of energy savings and reduced carbon footprint make it an attractive option for many. By carefully considering your energy needs, comparing providers, and taking advantage of available incentives, you can make an informed decision about whether a 10kW solar system is right for your home.

The shared information of this article is up-to-date as of the publishing date. For more up-to-date information, please conduct your own research.