The table below shows details of a number of high spec solar PV systems installed by Mypower. Each system is of a similar size (50 kW) producing around 48,000 units per year, using panels with a 25-year warranty and inverters with a 10 year warranty.
2012
2014
2016
2019
Supply & install costs
£79,000
£62,000
£51,000
£37,500
FiT subsidy
15.2p/unit 12.1/unit
4.39/unit
0/unit
ROI Year 1
14.3%
15.9%
13.5%
15.2%
to businesses, easily leased or financed and not reliant on subsidy. “With such dramatic electricity price increases, solar is no longer about payback or ROI, it is about being able to be in control of your own supply of electricity at a price around 70 per cent cheaper than grid electricity” l
Payback
7.0 years 6.3 years
7.4 years
6.6 years
Typical SME Grid electricity price
9.8p/unit 10.2p/unit 12.0p/unit 14.5p/unit
Equivalent forward purchase price of Solar electricity fixed for 25 years (includes capex & opex costs) Difference between solar and grid electricity price.
8.6p/unit 7.1p/unit
6.1p/unit 4.8p/unit
For more information visit www.mypoweruk.com or telephone 01242 620894
-1.2p
-3.1p
-5.9p
-9.7p
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