Calculator

Estimate power output, bill savings, and payback time for different setups.

Unlike many plug‑in solar calculators, this one uses cautious, realistic assumptions rather than the overly optimistic figures you often see in sales material.

Your Location

Country

Region

Panel orientation

Which direction will your panels face?

Your Plug-in Solar System

Step 1 · What type of system do you want to explore?

Your Electricity Tariff

Solar mainly offsets your variable unit rate — the standing charge stays the same regardless. Check your latest electricity bill and enter your current rates to get an accurate savings estimate.

Electricity unit rate

p/kWh

The variable cost per kWh on your bill

Fixed charge / standing charge

p/day

Daily fixed charge — solar does not reduce this

Results

Based on your location, system details, and tariff, here is what your chosen plug-in solar system could save you.

Select your system type above to continue.