Use our calculator to compare solar PV system sizes.
This is an estimated return on investment for guidance only, it should not be considered as a guarantee of performance. The estimated annual benefit has been calculated based upon the Government's standard assessment procedure for energy rating of buildings (SAP) & guide lines for Solar Photovoltaic cells.
| Solar PV system size | 0.00 kW |
| Total FIT payment year 1 @ p per unit | £ 0.00 |
| Total export payment year 1 @ p per unit Assuming that % of PV electricity exported to grid. |
£ 0.00 |
| Electricity saved year 1 @ p per unit Assuming % of PV generated electricity is consumed by your household appliances. |
£ 0.00 |
| Total annual benefit year 1 for installing solar PV | £ 0.00 |
| Estimated 25 year average annual benefit | £ 0.00 |
| Estimated 25 year total cumulative benefit | £ 0.00 |
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Specify each individual parameter in your solar arrays calculating a year by year break down for the entire length of your solar installation contract.