20 Panels at 200 Watts

Assumptions 1. Cashback (FIT) revenue starts at 4.11 pence per kWh. 2. Export based on 5.03 pence per unit, based on 50% of generation. 3. Initial electricity costs of 15.2 pence (inc VAT). 4. RPI increases by 3% per annum. 5. Unit cost of electricity rises by OFGEM by estimate of 5.45%. 6.Manufacturers data on PV yield has been factored in.
Price List and ROI Calculations Installation cost £5,725
Predicted Generation (kWh / year) 3436 Year 1 £489 ROI % 8.5
Year 5 £569 ROI % 9.9
Year 10 £691 ROI % 12.1
Year 20 £1,039 ROI % 18.1
Total Income and revenue (20 years) £14,533

16 Panels at 260 Watts

Assumptions 1. Cashback (FIT) revenue starts at 4.11 pence per kWh. 2. Export based on 5.03 pence per unit, based on 50% of generation. 3. Initial electricity costs of 14.8 pence (inc VAT). 4. RPI increases by 3% per annum. 5. Unit cost of electricity rises by OFGEM by estimate of 5.45%. 6. Manufacturers data on PV yield has been factored in.
Price List and ROI Calculations Installation cost £5,495
Predicted Generation (kWh / year) 3573
Year 1 £501 ROI % 9.1
Year 5 £582 ROI % 10.6
Year 10 £707 ROI % 12.9
Year 20 £1,061 ROI % 19.3
Total Income and revenue (20 years) £14,866

10 Panels at 270 Watts

Assumptions 1. Cashback (FIT) revenue starts at 4.11 pence per kWh. 2. Export based on 5.03 pence per unit, based on 50% of generation. 3. Initial electricity costs of 16 pence (inc VAT). 4. RPI increases by 3% per annum. 5. Unit cost of electricity rises by OFGEM by estimate of 5.45%. 6. Manufacturers data on PV yield has been factored in.
Price List and ROI Calculations Installation cost £4,935
Predicted Generation (kWh / year) 2448
Year 1 £358 ROI % 7.3
Year 5 £416 ROI % 8.5
Year 10 £508 ROI % 10.3
Year 20 £767 ROI % 15.5
Total Income and revenue (20 years) £10,694

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