Calculator

What could plug-in solar offset for you?

Adjust the inputs; the numbers update in real time. Every figure is an illustrative estimate, not a guarantee. Your actual yield depends on weather, exact panel placement and how much electricity your household uses during daylight hours.

Your setup

Kit (DC panel capacity — every kit's inverter is limited to 799 VA AC)

Electricity tariff: 27p / kWhRegionOrientationMounting angleShadingSelf-consumption: 60%

Share of generated energy your home uses directly. Exported energy is assumed to be unpaid.

Illustrative annual saving

£71

Estimated payback

8.4yrs

KitCompact 515W

Annual generation440 kWh

Self-consumed264 kWh

10-year saving£713

CO₂ avoided53 kg/yr

Indicative price (RRP)£599

Installation limitations

Ballast weights are not included. Suitable ballast must be sourced separately.
You will need a suitable external socket at the installation location.

See the range →

Email me my result

We'll send your figures plus launch availability for the kit that matches your setup.