Proper Solar

    Battery storage

    Battery storage savings

    +£255

    extra savings/year

    Solar only

    £643

    30% self-consumption

    + Battery

    £897

    65% self-consumption

    How it breaks down:

    £155 solar shift£100 off-peak arbitrage1,190 kWh stored

    4kWp solar • 5kWh battery • 3,400 kWh/year

    Other calculators

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