UK mobile energy storage prices

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

The average price of a 10kW solar battery in the UK is approximately £8,000. Are solar batteries worth the cost in 2025? For larger properties, battery storage generally makes sound economic sense. However, for smaller homes, there are several factors to consider when determining whether it is economically viable.

How much does a solar battery cost in the UK?

But with battery prices varying from £4,000 for an entry-level 4kWh right up to a whopping £12,000 for a 16kWh model, choosing the right system for your home is vital. Here, we break down the latest solar battery system costs in the UK and help you choose the correct size solar battery for your home's energy usage.

Are battery energy storage revenues increasing in Great Britain?

Battery energy storage revenues in Great Britain reached a rate of £88k/MW/year in January 2025, marking a 5% increase from December 2024 and the first back-to-back monthly revenue increase since early 2024. Source: Modo Energy Note: Monthly ME BESS GB revenues since January 2024

What size solar battery should I buy in the UK?

10kw Solar Battery Applicable Scenarios in the UK A 5kWh solar battery in the UK is sufficient for most households (the average annual electricity consumption is 2,700kWh). However, if your yearly electricity consumption exceeds 5,000kWh, consider purchasing a larger battery with a capacity of about 9-10kWh. (Data Source: Ofgem)

Should you buy a long-life battery for your solar system?

The battery's life cycle and discharge rate can actually make or break the cost of your solar system. Here's the scoop: A long-life battery might pinch a bit more at first - but in the long haul, it can be better bang for your buck. The overall cost changes once you get a reliable battery in there. Sources:

How can a 10 kWh battery save you money?

After installing a 10 kWh battery that covers the household’s daily electricity consumption, they can reduce their electricity bill by ~£530 to ~£470 for electricity. By charging up their battery overnight in parallel to their EV and using that electricity throughout the day, they cut their electricity costs by more than 50%.