How much energy do solar panels produce in Tonbridge?

A 5 kWp solar panel system in Tonbridge, United Kingdom produces approximately 5,318 kWh per year, based on EU PVGIS data.

How much can you save with solar panels in Tonbridge?

A 5 kWp system without battery saves approximately €514 per year (accounting for 22% self-consumption and feed-in tariff for surplus). The payback period is 13.1 years.

What is the optimal panel angle in Tonbridge?

The optimal tilt angle for solar panels in Tonbridge is 39 degrees facing -1 degrees from south.

Solar Panels in Tonbridge

United Kingdom · 51.20°N, 0.27°E

Solar Potential

Moderate

1,064 kWh per kWp installed capacity

Your Solar Savings Estimate

Configure system size and battery to see realistic savings

Data last updated: March 2026

System Size

Battery Storage

Annual Output

5,318kWh

Net Annual Savings

€514

Payback Period

13.1 yrs

25-Year Net

€9,686

Savings Breakdown

Self-consumed (22% of 5,318 kWh)1,170 kWh × 0.280 €/kWh

→ Savings from own usage+€328

Injected to grid (78% of production)4,148 kWh × 0.045 €/kWh

→ Feed-in revenue+€187

Net Annual Savings€514

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

208 kWh

276 kWh

446 kWh

593 kWh

621 kWh

637 kWh

644 kWh

583 kWh

502 kWh

362 kWh

251 kWh

194 kWh

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Month	Energy (kWh)	Irradiation (kWh/m²)
January	208	48
February	276	65
March	446	106
April	593	145
May	621	155
June	637	161
July	644	165
August	583	148
September	502	125
October	362	88
November	251	59
December	194	45
Total	5,318	1,311

Environmental Impact

CO2 Saved Per Year

1,239 kg

Equivalent Trees Planted

56 trees

Optimal Panel Angle

39° tilt

Technical Details

Data Source: EU PVGIS v5.3
Coordinates: 51.19532°N, 0.27363°E
System Loss: 14%
Optimal Inclination: 39°
Optimal Azimuth: -1°
Yearly Irradiation: 1311 kWh/m2
Retail Electricity Price: 0.280 EUR/kWh
Feed-in Tariff: 0.045 EUR/kWh
Install Cost: 1,350 EUR/kWp

€1,457

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