Use conservative assumptions
Savings depend on battery size, charge-discharge spread, tariff structure, reserve settings, household demand, and forecast confidence. This calculator is only an indicative planning tool and not a guaranteed result.
Calculator output
$1.17 / day
Indicative daily optimisation value
$427 / year
Indicative annual gross savings
$247 / year
Indicative annual net after subscription
We deliberately haircut the theoretical savings with a conservative capture rate so the example reflects
reserve buffers, missed intervals, and price-protection overrides.