Free check
Which battery fits you?
Answer three short questions about your usage and situation. You get an indicative capacity straight away — no obligation.
Our advice
Your battery advice
Enter your usage and see which capacity fits best.
How the calculator works
01
Enter your usage
Choose a usage level or enter your annual bill.
02
Share your situation
Connection type, solar panels, EV charger or heat pump influence the recommendation.
03
Direction + next step
See the recommended battery and request advice or a quote.