Detailed Solar PV System Designer
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Detailed PV System Design
PV planning analysis with PVGIS data
Design Progress20%
Site Location
Enter your postcode to retrieve available PVGIS irradiance data for planning
High-accuracy solar data: This calculator uses the European Commission's PVGIS database with 11 years of satellite measurements for your exact location, providing ±5-6% accuracy vs ±10-12% from regional estimates.
System Summary
System Size4.95 kWp
Est. Generation4,585 kWh/yr
Data Source
Regional estimate
Roof Sections1 active
Est. Annual Savings£906