Solar Panels in Southampton

United Kingdom · 50.90°N, 1.40°W

2out of 5

Solar Potential

Moderate

1,066 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

5,330kWh

Net Annual Savings

€515

Payback Period

13.1 yrs

25-Year Net

€9,723

Savings Breakdown

Self-consumed (22% of 5,330 kWh)1,173 kWh × 0.280 €/kWh
→ Savings from own usage+€328
Injected to grid (78% of production)4,158 kWh × 0.045 €/kWh
→ Feed-in revenue+€187
Net Annual Savings€515
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

220 kWh
284 kWh
461 kWh
601 kWh
627 kWh
634 kWh
635 kWh
568 kWh
498 kWh
358 kWh
254 kWh
190 kWh
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
MonthEnergy (kWh)Irradiation (kWh/m²)
January22051
February28467
March461110
April601147
May627157
June634161
July635163
August568144
September498124
October35887
November25460
December19044
Total5,3301,316

Environmental Impact

CO2 Saved Per Year

1,242 kg

Equivalent Trees Planted

56 trees

Optimal Panel Angle

39° tilt

Technical Details

Data Source
EU PVGIS v5.3
Coordinates
50.90395°N, 1.40428°W
System Loss
14%
Optimal Inclination
39°
Optimal Azimuth
-2°
Yearly Irradiation
1316 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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