Solar Panels in Merthyr Tydfil

United Kingdom · 51.75°N, 3.38°W

1out of 5

Solar Potential

Low

943 kWh per kWp installed capacity

Your Solar Savings Estimate

Configure system size and battery to see realistic savings

Data last updated: March 2026

Annual Output

4,716kWh

Net Annual Savings

€467

Payback Period

14.5 yrs

25-Year Net

€8,214

Savings Breakdown

Self-consumed (23% of 4,716 kWh)1,085 kWh × 0.280 €/kWh
→ Savings from own usage+€304
Injected to grid (77% of production)3,631 kWh × 0.045 €/kWh
→ Feed-in revenue+€163
Net Annual Savings€467
Installation cost (5 kWp × 1,350 €/kWp)€6,750

United Kingdom Solar Policy

Smart Export Guarantee (SEG): £0.03-0.05/kWh typical, up to £0.25 with battery. 0% VAT on solar + battery.

Source: Ofgem, UK BEIS

The savings estimates shown are for informational purposes only and do not constitute financial advice. Actual savings depend on your specific installation, roof condition, shading, consumption patterns, and future electricity price changes. Feed-in tariffs and regulations change frequently. Always obtain quotes from certified installers and consult a financial advisor before making investment decisions.

Monthly Energy Production

170 kWh
243 kWh
421 kWh
555 kWh
592 kWh
572 kWh
569 kWh
507 kWh
442 kWh
293 kWh
202 kWh
150 kWh
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
MonthEnergy (kWh)Irradiation (kWh/m²)
January17040
February24357
March421100
April555135
May592147
June572145
July569146
August507128
September442109
October29371
November20248
December15035
Total4,7161,160

Environmental Impact

CO2 Saved Per Year

1,099 kg

Equivalent Trees Planted

50 trees

Optimal Panel Angle

38° tilt

Technical Details

Data Source
EU PVGIS v5.3
Coordinates
51.74794°N, 3.37779°W
System Loss
14%
Optimal Inclination
38°
Optimal Azimuth
0°
Yearly Irradiation
1160 kWh/m2
Retail Electricity Price
0.280 EUR/kWh
Feed-in Tariff
0.045 EUR/kWh
Install Cost
1,350 EUR/kWp

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