600/year
estimated savings
4000 kWh
Annual generation
6.7 years
Payback period
Based on ~400kWh per panel per year (UK average). 50% self-consumption assumed. Export tariff 5.5p/kWh. Panel cost ~400 each installed.
Based on ~400kWh per panel per year (UK average). 50% self-consumption assumed. Export tariff 5.5p/kWh. Panel cost ~400 each installed.
Useful Tools
Casio Scientific Calculator
Essential for quick calculations
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