Solar Panels in the NP23 Postcode Area
The NP23 postcode area covers Brynmawr and surrounding areas in Blaenau Gwent. A typical 4kWp solar panel system here generates around 3,420 kWh per year, saving an estimated £958/yr on electricity bills and covering roughly 90% of average household electricity usage.
Solar Performance in NP23
About Solar in NP23, Brynmawr
Homeowners in the NP23 postcode area are eligible for 0% VAT on solar panel installations, making 2026 an excellent time to invest in solar energy. With 855 kWh generated per kWp of installed capacity, the NP23 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 Blaenau Gwent qualify for SEG payments from energy suppliers.
Blaenau Gwent in Wales generates 860 kWh per kWp, about 7% below the UK average of 920 kWh/kWp. Nestled in the heads of the South Wales valleys, Blaenau Gwent has higher rainfall due to its upland position, but its strong community energy initiatives are driving solar adoption in the former steel and coal heartland.