See Oakfield Farm – The pocket power plant. Here the 13.8 kWp solar array, paired with a 13.5 kWh battery, boosts on-site renewable electricity use. Overall, the home generates about £1200 more per year than it costs to run, resulting in an income of around £100 per month. Out of this the owners run an electric car with ‘free’ recharging leaving a net income of just over £700.
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