Solar Panels in the WN1 Postcode Area
The WN1 postcode area covers Wigan and surrounding areas in Greater Manchester. A typical 4kWp solar panel system here generates around 3,512 kWh per year, saving an estimated £983/yr on electricity bills and covering roughly 92% of average household electricity usage.
Solar Performance in WN1
About Solar in WN1, Wigan
Homeowners in the WN1 postcode area are eligible for 0% VAT on solar panel installations, making 2026 an excellent time to invest in solar energy. With 878 kWh generated per kWp of installed capacity, the WN1 area benefits from near-average solar irradiance for the UK.
Through the Smart Export Guarantee (SEG), you can also earn money by exporting surplus electricity back to the grid. Most MCS-certified installations in Greater Manchester qualify for SEG payments from energy suppliers.
Greater Manchester in the North West generates 880 kWh per kWp, about 4% below the UK average of 920 kWh/kWp. Despite its reputation for rain, Manchester's actual rainfall is moderate and the conurbation's large population drives high solar adoption, with the city region committing to becoming carbon neutral by 2038.