Calculator tools tohelp you go solar

Deciding whether or not to invest in solar power panels, or solar storage, can be complex; and if you decide it’s a yes, then you need to decide on the appropriate sized system and storage for your needs. There are many considerations and indeed many calculations you should perform before finalising your decision. Our website provides all of the calculations you need. Whilst our comprehensive solar power calculator is the main starting point for people looking into solar, we also provide calculators for: battery storage, off grid systems, electricity usage, system size, solar financing, rebates and feed in tariffs.

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Our calculatortools

Solar power calculator

Solar power calculator

Our solar power calculator tells you: your payback period, the cost of your solar system, annual solar savings, lifetime savings, solar power generation and the carbon emissions that you’ll save. It also factors in the daily supply charge, shading, cost of finance and as well as other variables.

Solar battery calculator

Solar battery calculator

Our solar battery tool calculates the feasibility of adding battery storage to an existing solar system. If you don’t have any solar panels yet, then you should use the solar power calculator which combines both solar panels and battery storage.

Off grid calculator

Off grid calculator

Our off grid calculator can estimate your power requirements and then let the calculator tell you the system size and battery bank you’ll need to ensure a steady supply of solar energy for your location.

Electricity use calculator

Electricity use calculator

If you just want to know how much electricity your household consumes, you can use the electricity calculator tool. It tells you how much you use on a daily basis.

System size calculator

System size calculator

The system size calculator will tell you how many solar panels you need to power your property. The calculator factors in your budget, roof space and electricity usage.

Solar loan calculator

Solar loan calculator

If you are considering financing your solar purchase, either via your existing mortgage or through a specialist solar lender, you can calculate your monthly repayments and the additional cost of interest using our solar loan calculator.

Solar rebate calculator

Solar rebate calculator

This STC calculator calculates the rebate you will be entitled to when you purchase a new solar panel system. The size of the rebate you receive varies depending on your location.

Feed-in tariff calculator

Feed-in tariff calculator

The feed-in tariff you receive for exporting your excess solar power back to the grid varies by retailer. Our feed-in tariff calculator tells you the rate you will receive with your existing retailer.

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