Cost savings
Around 3,800 kWh a year from a 4kWp system.
A 4kWp system can generate around 3,800 kilowatt hours of electricity a year, roughly equivalent to a typical household's electricity needs, and save nearly two tonnes of carbon dioxide every year.
England and Wales
Benefit per year, 4kWp system.
| Registered | System size | Benefit per year | CO₂ per year |
|---|---|---|---|
| Up until 31 March 2014 | 4kWp | £785 | 1.8 tonnes |
| On and from 1 April 2014 | 4kWp | £770 | 1.8 tonnes |
These figures are based on a 4kWp solar PV system eligible for the Feed-in Tariff scheme at a generation tariff of 13.52p/kWh, paying for both the electricity generated and used and what was exported to the grid. They are historic figures for systems registered in 2014. For an estimate based on your own property today, ask us for a free quote.
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